Commit graph

297 commits

Author SHA1 Message Date
yucheng-berri
e84a19acd5
fix(guardrails): walk Responses-API text taxonomy in shared content helpers (#32542)
* fix(guardrails): walk Responses-API text taxonomy in shared content helpers

Every guardrail sharing litellm/proxy/guardrails/_content_utils.py silently
drops all text on the /v1/responses path. AIM turns it into a loud 422 (
{"error":"No messages in the request"}); every other guardrail (Lakera v2,
Cato, Lasso, Repello, IBM, Azure Content Safety, enterprise secret
detection) scans an empty payload and lets the request through unscanned.

Three defects, all in _content_utils.py:

1. _iter_text_parts_in_content recognised only part.type == "text", but the
   Responses API uses input_text (request) and output_text (assistant).
2. _coerce_input_to_messages gated on "every item has a role key"; any
   Responses input list containing a function_call or function_call_output
   item failed the check and was wrapped as one opaque blob.
3. build_inspection_messages forwarded any role through, including a bare
   tool role missing tool_call_id, which validators like AIM's /fw/v1/analyze
   reject with a schema error.

Fix walks the actual Responses item taxonomy (message, function_call,
function_call_output, bare content parts and strings), recognises
{text, input_text, output_text} everywhere, and coerces any role outside
{system, user, assistant} to user in the outbound inspection payload.

* style: ruff-format changed guardrail files

* test(guardrails): cover function_call_output string form; drop em-dash in new docstring

* fix(guardrails): map function_call_output straight to user role

Avoids ever materialising a schema-invalid bare tool message. The
downstream role-safety coercion in build_inspection_messages still
guards genuinely caller-supplied non-standard roles (developer,
function, custom values); add a regression test covering that path
so the coercion has real coverage after this simplification.

* test(guardrails): pin chat-completions tool-role coercion in build_inspection_messages

* docs(test): soften AIM-specific claims in LIT-4294 test docstrings

Ryan's review flagged that several test docstrings assert AIM's
/fw/v1/analyze validates + rejects specific schema violations. That
behavior is customer-reported in the LIT-4294 writeup, not directly
verified by us. Rephrase to attribute the AIM 422 to the customer's
writeup and describe the underlying constraint as the OpenAI chat
schema; any downstream API that validates against that schema rejects
the same shape.

* refactor(guardrails): move unsupported-role coercion into AIM only

The generic coercion in build_inspection_messages collapsed any role
outside {system, user, assistant} to user for every caller of the
helper. Combined with the pre-existing apply_redacted_messages_back
write-back behavior in Lakera/AIM/Cato, that turned a loud OpenAI 400
on chat-completions tool-message masking into a silent semantic
corruption of the outbound request (role tool with tool_call_id got
rewritten to bare role user, dropping the assistant + tool_calls
sibling).

AIM specifically requires the coercion because its /fw/v1/analyze
validates the payload against the OpenAI chat schema; other guardrails
either do not validate roles or do their own reconstruction. Move the
coercion to AimGuardrail._build_aim_inspection_messages so the shared
helper keeps caller roles intact and no new cross-guardrail role
corruption is introduced. The pre-existing apply_redacted_messages_back
structural flatten remains as separate follow-up work.

function_call_output items still synthesise role user in the shared
helper because they have no natural role field, which is a different
concern from coercing a caller-supplied role.

* refactor(guardrails): preserve role fidelity in shared _content_utils

Shared inspection helpers should extract text and preserve semantic
role signals; role coercion for third-party schema safety stays inside
the guardrail that needs it (AIM).

Three shared-helper changes:
- Bare content-part dicts (input_text/output_text) with an explicit role
  keep it; only role-less parts default to user.
- Responses message items already had their role preserved; the
  behavior is now covered by an explicit test.
- function_call_output items default to role tool (semantic equivalent
  of the chat-completions tool message shape) instead of role user, so
  Responses and chat completions produce symmetric inspection payloads.
  A caller-supplied role on the item is still preserved.

AIM's schema-safe coercion in _build_aim_inspection_messages already
handles the resulting role tool: it collapses to user before the POST
to /fw/v1/analyze so AIM's OpenAI-schema validator does not reject the
bare tool message (no tool_call_id can survive the flatten). Added a
regression test in test_aim.py covering that path.
2026-07-08 23:24:11 -07:00
yucheng-berri
528fa380f5
fix(guardrails): forward grayswan scan id header (#32544)
* fix(guardrails): forward grayswan scan id header

* test(guardrails): cover grayswan scan id forwarding

* fix(guardrails): prevent overwriting existing metadata headers when extracting scan id

* test(guardrails): cover header merging logic

* chore(guardrails): fix formatting

* test(guardrails): enforce case preservation

* chore(guardrails): corrected grayswan type annotations

* fix(guardrails): sanitized grayswan header metadata

* test(guardrails): covered grayswan logging headers

* fix(guardrails): guard grayswan header lookup against None and drop dead comment

- Fall back to {} when proxy_server_request is explicitly None so
  request_data.get(...).get('headers') never raises AttributeError.
- Remove the commented-out user_api_key_auth pop; it was inert and
  greptile called it out as ambiguous.

---------

Co-authored-by: Theodore Drzewinski <93957989+tediferJones@users.noreply.github.com>
2026-07-08 15:05:27 -07:00
yucheng-berri
f4623a1325
fix(model_armor): scan MCP tool calls for pre_mcp_call / during_mcp_call modes (#32296)
ModelArmorGuardrail.async_pre_call_hook and async_moderation_hook hardcoded
their inner should_run_guardrail event type to pre_call / during_call. The
central dispatcher already remaps call_mcp_tool -> pre_mcp_call/during_mcp_call
and passes the outer gate, but Model Armor's redundant inner gate then rejected
MCP calls for a guardrail configured with mode pre_mcp_call/during_mcp_call, so
tool-call content was silently skipped.

Remap call_mcp_tool -> pre_mcp_call/during_mcp_call in both hooks, matching the
existing behavior of the noma and cisco guardrails. Adds regression tests
covering both hooks (scan runs on MCP calls, still skipped for chat traffic).

Generated with AI

Co-Authored-By: Claude Code

Co-authored-by: eugene-yao-zocdoc <eugene.yao@zocdoc.com>
2026-07-06 17:09:54 -07:00
ryan-crabbe-berri
4428c1b681
fix(guardrails): send only new messages since last assistant turn to CrowdStrike AIDR (#31974)
Previously, every guardrail request forwarded the full conversation
history to CrowdStrike AIDR. In a multi-turn conversation this means
every prior message gets re-scanned on every new call, even though those
messages were already evaluated in earlier turns.

CrowdStrike AIDR internally has a conversation boundary optimization in
place for just this scenario (ref. <https://aidr-docs.crowdstrike.com/docs/aidr/apis#messages-array-optional---array-of-message-objects-containing-a-conversation-segment-with-the-ai-system>).
However, it is nevertheless wasteful to send so much data to the API
when only a subset of it will be processed. It also risks hitting the
documented 1 MiB request size limit.

So now we filter down to system messages plus either the messages after
the last assistant turn, or the last assistant message itself when that
is what is being guarded. We also preserve the original, full message
history within the guardrail in order to stitch back any
transformations.

Co-authored-by: Kenan Yildirim <kenan@kenany.me>
2026-07-06 09:47:00 -07:00
Krrish Dholakia
01dfbf7ebb fix(guardrails): address review comments on headroom fail_open
- Prevent fail-open from registering user-supplied hashes as valid for
  CCR retrieval; _call_compress now returns (messages, compressed_ok)
  so apply_guardrail skips hash extraction and tool injection when
  compression did not succeed
- Remove Optional wrapper from HeadroomGuardrailConfigModel.unreachable_fallback
  to match BaseLitellmParams typing
- Add fail_open tests for non-JSON response, missing messages key, and
  empty message list paths
- Add regression test verifying fail_open does not authorize attacker-planted
  hashes
- Regenerate dashboard API types

Co-Authored-By: Devin AI <158243242+devin-ai-integration[bot]@users.noreply.github.com>
2026-07-03 19:40:33 +00:00
Cursor Agent
53d2331c70
fix: catch litellm.Timeout in HeadroomGuardrail to support fail_open on timeouts
async_handler.post catches httpx.TimeoutException and re-raises it as
litellm.Timeout (a subclass of openai.APITimeoutError). The except
blocks in _call_compress and _call_retrieve only listed httpx exception
types, so litellm.Timeout propagated uncaught and bypassed the
unreachable_fallback=fail_open path.

Add litellm.Timeout to both except clauses and add regression tests for
the fail_closed and fail_open timeout paths.
2026-07-03 19:13:30 +00:00
Krrish Dholakia
00dffcd075 fix(guardrails): catch httpx.HTTPStatusError in headroom compress call
litellm's async httpx client already calls raise_for_status() internally, so a
non-2xx /v1/compress response surfaced as an uncaught httpx.HTTPStatusError
instead of going through the guardrail's status_code check. Caught live by
running the guardrail against a mock headroom endpoint that returns 500:
unreachable_fallback=fail_open silently failed to forward the request until
this fix.
2026-07-02 22:17:52 -07:00
Krrish Dholakia
659127bd0d feat(guardrails): add unreachable_fallback fail-open option to headroom guardrail
Reuses the existing unreachable_fallback flag (already implemented by
generic_guardrail_api, akto, vigil_guard, repelloai) so headroom compression
failures can forward the request uncompressed instead of blocking it with a
502.
2026-07-02 22:00:24 -07:00
Sameer Kankute
321345d4c8
feat: litellm oss staging (#31935)
* fix(prometheus): bound per-request budget metric emission with a timeout (#31632)

* fix(prometheus): bound per-request budget metric emission with a timeout

Wrap the per-request budget-metric gather in asyncio.wait_for so a slow Redis or DB lookup cannot consume the whole LoggingWorker watchdog and get the success-logging event cancelled. On timeout the emission is skipped in isolation; budget gauges are still refreshed by the periodic cron. The timeout is configurable via PROMETHEUS_BUDGET_METRICS_PER_REQUEST_TIMEOUT and defaults to 5.0 seconds, falling back to the default on an invalid value instead of raising

* fix(prometheus): reject non-finite and non-positive budget-metrics timeout env

float() accepts 0, negatives, nan and inf, which bypass the fallback: a value <= 0 makes asyncio.wait_for time out immediately and skip every per-request emission, and inf reintroduces the unbounded wait the timeout was meant to bound. Validate the parsed value is finite and greater than zero before using it, otherwise fall back to the default

* fix: report the blocked LLM response's real token usage (#31217)

When a guardrail blocks a post-call response, the synthetic violation response
reported hard-coded zero usage, discarding the token usage the upstream call
had already consumed.

Fix the root cause rather than re-counting tokens:
- Add an optional `original_response` field to ModifyResponseException.
- The unified guardrail's post-call success hook attaches the blocked LLM
  response to the exception.
- The /v1/messages and OpenAI-format (/v1/chat/completions, /v1/completions)
  block handlers report `original_response.usage` directly. Pre-call blocks
  never invoked the LLM, so usage is zero.

Mock-based tests cover the helper (returns original usage / zero), the success
hook attaching original_response, and the endpoint reporting it end-to-end.

Co-authored-by: Claude Opus 4.8 (1M context) <noreply@anthropic.com>

* feat(guardrails): buffer + cleanly terminate streamed responses on block (#31389)

Streaming moderation improvements for the unified guardrail post-call
streaming iterator hook:

- streaming_buffer_until_moderated: withhold all chunks until end-of-stream
  moderation passes, then release the original response (clean) or only the
  block message (blocked) -- the original content is never delivered on a
  block. Snapshot chunks with a shallow list() copy (end-of-stream builds a
  separate assembled response; chunks aren't mutated in place).
- Clean Anthropic SSE on block: synthesize a well-formed termination sequence
  instead of a bare data: {"error": ...} blob that truncates the stream.
  Provider-specific synthesis lives in AnthropicMessagesHandler via
  build_block_sse_chunks (format-agnostic routing stays in the hook).
- Mid-stream blocks continue the in-progress message (close open content
  block, append block message, terminate) rather than emitting a second
  message_start, which clients reject. Standalone envelope only when no chunks
  were sent (buffered path).
- ModifyResponseException imported under TYPE_CHECKING + locally at runtime to
  avoid a module-level cyclic import.

Adds regression tests for buffering (content withheld on block) and mid-stream
continuation (single message_start).

Co-authored-by: Claude Opus 4.8 (1M context) <noreply@anthropic.com>

* fix: report real usage on streaming blocks, disable buffered mode for content-rewriting guardrails

- _standalone_block_chunks and _block_continuation_chunks now read real
  token usage from ModifyResponseException.original_response instead of
  hardcoding zero, matching the non-streaming _blocked_response_usage path.
  Shared helper moved to guardrail_translation/utils.py.
- streaming_buffer_until_moderated is now forced off when the guardrail has
  mask_response_content=True, since buffered replay releases the withheld
  original chunks verbatim -- unsafe for a guardrail that rewrites content
  (e.g. PII masking).
- Fix inverted streaming-flag precedence comment.

* style: ruff format after greploop fixes

* fix: handle Anthropic streaming guardrail blocks

* fix(responses): check terminal event type for streaming guardrail end-of-stream detection

_check_streaming_has_ended assumed responses_so_far held ModelResponse
objects with .choices, but for the Responses API the accumulated chunks
are raw SSE event dicts, causing an AttributeError on every call

* fix: preserve Anthropic blocked stream usage

---------

Co-authored-by: FERNANDO IZAR <fizar@me.com>
Co-authored-by: Joseph Barker <156112794+seph-barker@users.noreply.github.com>
Co-authored-by: Claude Opus 4.8 (1M context) <noreply@anthropic.com>
Co-authored-by: Cursor Agent <cursoragent@cursor.com>
2026-07-03 09:27:31 +05:30
Krrish Dholakia
50b936c75e
feat(guardrails/headroom): add CCR (compress-cache-retrieve) via agentic loop (#31681)
* feat(guardrails/headroom): add CCR (compress-cache-retrieve) support via agentic loop

When Headroom's /v1/compress returns messages containing hash markers
(hash=[a-f0-9]{24}), inject a headroom_retrieve tool into the request.
When the LLM calls that tool, intercept via async_should_run_agentic_loop
and async_build_agentic_loop_plan, call GET /v1/retrieve/{hash} on the
Headroom sidecar, and replay the LLM with the original content as a tool
result -- all transparent to the caller.

* style: run ruff format on headroom guardrail and tests

* fix(guardrails/headroom): detect headroom_retrieve calls in both OpenAI and Anthropic response formats

* test(guardrails/headroom): add test for Anthropic content block format detection in CCR loop

* ci: trigger CI checks

* fix(guardrails/headroom): replace List/Dict with list/dict to fix UP006 ruff violations

* fix(guardrails/headroom): replace except Exception with except ValueError to fix BLE001

* fix(guardrails/headroom): add Responses API output format detection for CCR tool calls

* refactor(guardrails/headroom): extract format-specific helpers to fix C901 complexity

* fix(guardrails/headroom): scope CCR retrieval to hashes produced by current request

Previously any LLM-supplied hash in a headroom_retrieve tool call was
forwarded to the Headroom retrieve API, letting a crafted tool call
fetch arbitrary cached content. Validate the hash against the set
produced by compressing the current request's messages before calling
retrieve.

* fix(guardrails/headroom): track issued hashes server-side, fix Responses API replay shape

Hash validation now also checks an in-memory cache of hashes actually
returned by /v1/compress, not just whether the hash text appears
somewhere in the request's messages. The message-text check alone is
forgeable: an attacker can plant a hash-shaped string in their own
prompt and have it treated as valid.

Responses API follow-up now emits function_call/function_call_output
items keyed by call_id instead of chat-style assistant/tool messages,
since the Responses API does not accept the latter as input. Also
fixes call_id/id field priority when extracting tool calls from
Responses API output, since call_id (not id) is what must match
between the function_call and its output.

* fix(guardrails/headroom): drop redundant quoted type annotations

UP037 flags quotes on annotations that are already lazily evaluated
via `from __future__ import annotations`.

* test(guardrails/headroom): add missing pytest.mark.asyncio decorators

Functional under asyncio_mode=auto, but every other async test in the
file has the decorator for consistency.

* fix(guardrails/headroom): scope CCR hashes per call_id, fix Anthropic replay shape

Two real gaps found in review:

1. The instance-wide issued-hash cache combined with a message-text
   check did not actually scope retrieval to the request that produced
   the hash. A hash issued for request A stays in the shared cache
   until TTL expiry, and the message-text check is satisfied by any
   request whose own messages happen to echo that hash string. Request
   B could plant A's hash in its own prompt and retrieve A's content.

   Fixed by keying the issued-hash cache by litellm_call_id, matching
   the pattern already used in compression_interception: a hash is
   only honored when it was issued under the exact call_id resolving
   for the current request.

2. The Anthropic Messages replay path fell through to the chat-style
   assistant/tool-message builder, which Anthropic does not accept.
   Anthropic requires the tool_use block echoed in an assistant message
   paired with a tool_result block in a user message, keyed by
   tool_use_id. Added a dedicated branch for this shape.

* docs: note proactive API-fragmentation helper convention

Add a bullet to the coding-conventions list: look for or add a shared
helper when logic branches on API surface (chat completions vs
Anthropic Messages vs Responses API), instead of duplicating
format-detection per module.

* fix(guardrails/headroom): fix Anthropic tool-shape detection, extract shared cross-API tool util

Live e2e testing against the real Anthropic API surfaced two bugs the
mocked unit tests couldn't catch because they used MagicMock responses
instead of realistic response shapes:

1. has_headroom_retrieve_tool only recognized OpenAI-shaped function
   tools. By the time an Anthropic Messages response reaches the
   agentic-loop gate, the tool this guardrail injected has already been
   transformed into Anthropic's native shape (type: "custom", top-level
   "name"), so the gate never fired for real Anthropic requests.

2. AnthropicMessagesResponse is a TypedDict, so real responses are
   plain dicts at runtime, not objects with attribute access. The
   extractors and format detectors used bare getattr(), which silently
   returns nothing for dict responses instead of reading the actual
   key.

Extracted the cross-API-surface tool-call extraction and tool-presence
check into litellm/litellm_core_utils/prompt_templates/factory.py
(get_tool_calls_from_response, has_tool_with_name) so this format
fragmentation is handled in one place instead of being duplicated
per-guardrail, and reused the existing repair-aware
parse_tool_call_arguments from common_utils instead of a naive
json.loads. headroom.py now delegates to these shared helpers.

Confirmed live against the real Anthropic API: the retrieve loop now
fires and successfully retrieves the correct hash's content through
the full compress -> tool-call -> retrieve -> replay round-trip.

* fix(guardrails/headroom): fix ruff-strict UP006/I001 budget violations

Use lowercase list/dict generics in the new factory.py tool-call
helpers instead of typing.List/Dict, drop the now-unused Tuple import
in headroom.py, and reorder the new factory import ahead of the
llms.custom_httpx import to satisfy import sorting.

* fix(guardrails/headroom): match Anthropic tools without a type field

Anthropic's documented client tool format is just name + input_schema;
type: "custom" is only one possible value, not a requirement. Match
any non-OpenAI-shaped tool on its top-level name instead of requiring
type == "custom".
2026-06-30 19:19:34 -07:00
tin-berri
a0b26d2c3c
Revert "fix(presidio): stream SSE output incrementally instead of buffering t…" (#31764)
This reverts commit 94936a3922.
2026-06-30 21:37:11 +00:00
Yassin Kortam
94936a3922
fix(presidio): stream SSE output incrementally instead of buffering the whole response (#31503)
The Presidio streaming post-call hooks (_stream_apply_output_masking for
apply_to_output and _stream_pii_unmasking for output_parse_pii) collected every
upstream chunk, reassembled the full completion with stream_chunk_builder at
end-of-stream, ran Presidio over it, then emitted one reconstructed SSE chunk.
Time-to-first-token collapsed to the total generation time and token-by-token
streaming was lost whenever Presidio output handling was enabled. With the
default presidio_filter_scope both, an apply_to_output masking instance is always
created, so even the unmask configuration buffered the stream.

Both paths now transform and forward chunks as they arrive. The unmask path
replaces placeholder tokens per chunk, holding back only the trailing run that
could still grow into a token so a placeholder split across SSE chunks
(<PER + SON_1>) is still rewritten atomically. The mask path emits a prefix only
when masking it in isolation matches the corresponding prefix of masking the
whole buffer, with a lookahead margin still buffered past the cut, so an entity
straddling the cut is detected and held until complete; past
_PRESIDIO_STREAM_MAX_BUFFER the run is bounded without splitting an entity.
Tool-call and legacy function-call argument fragments are accumulated per choice
and transformed once the choice closes, content is buffered independently per
choice index for correct n>1 streaming, raw Anthropic SSE bytes and /v1/responses
events pass through with any held content flushed first so events never reorder,
and a masking error redacts only the affected chunk (fail closed, keeping
finish_reason) while the stream continues.

Resolves LIT-3222
2026-06-30 12:59:18 -07:00
yucheng-berri
1815636e1c
feat(guardrails): expose streaming knobs on generic_guardrail_api (#31730)
* feat(guardrails): expose streaming knobs on generic_guardrail_api

Wire streaming_end_of_stream_only and streaming_sampling_rate through
optional params, initialize_guardrail, and get_config_model so the
generic guardrail API participates in UnifiedLLMGuardrails streaming
checks with configurable cadence and end-of-stream-only mode.

* fix(guardrails): use builtin type[] in get_config_model return

Avoids a new UP006 violation that tripped the ruff strict-rule budget
gate on the PR lint job.

* fix(guardrails): default optional streaming knobs to None

Non-None Pydantic defaults on GenericGuardrailAPIOptionalParams made
_get_config_value treat unset nested fields as explicit values, which
shadowed top-level litellm_params streaming flags whenever any other
optional_params key was present. Real defaults stay in the constructor.

* fix(guardrails): address review nits on generic_guardrail_api streaming

Validate streaming_sampling_rate >= 1 in the constructor and Pydantic
optional_params (ge=1), and add /v1/responses streaming coverage through
the unified post-call hook so Responses API usage is exercised alongside
chat completions.

* fix(guardrails): read nested streaming config from dict optional_params

Guardrail API/UI delivers optional_params as a plain dict, so getattr was
silently ignoring streaming_sampling_rate and streaming_end_of_stream_only.
Handle both dict and model shapes in _get_config_value with regression tests.

* fix(guardrails): clear ruff findings in generic_guardrail_api tests/types

* style(guardrails): ruff format generic_guardrail_api modules

---------

Co-authored-by: Marton Schneider <marton@schneider.co.nl>
2026-06-30 10:58:22 -07:00
yucheng-berri
10849c880b
fix(guardrails): scan file and document attachments with Model Armor (#31655)
The Model Armor guardrail only sent text extracted from user messages to
sanitizeUserPrompt, so harmful content inside attached PDFs, Office docs,
and CSVs reached the LLM unscanned. A file-only message had no extractable
text, so the pre-call and moderation hooks returned early and the document
was never submitted to Model Armor at all.

Wire inline document/file scanning into async_pre_call_hook and
async_moderation_hook. extract_file_attachments walks message content blocks
(OpenAI type:file file_data and Anthropic type:document source), decodes the
base64 bytes, maps the MIME type to a Model Armor byteDataType, and skips
remote URLs, bare file_id references, oversize files past the 4 MB limit, and
unsupported types. Each attachment is sent through the byte API and a
MATCH_FOUND blocks the request before it reaches the LLM.

Resolves LIT-4084
2026-06-29 19:19:29 -07:00
Krrish Dholakia
99b1a323c1
feat(guardrails): add headroom guardrail for message compression (#31407)
* feat(guardrails): add headroom guardrail for message compression

Adds a headroom guardrail that compresses request messages via POST
/v1/compress before they reach the LLM. The guardrail implements
apply_guardrail so it runs on the unified guardrail path; it receives
pre-built structured_messages (OpenAI format) from the translation
layer, calls the headroom compression service, and returns the
compressed messages as structured_messages.

Set x-headroom-bypass: true on the request to skip compression.

Also adds structured_messages write-back support to the OpenAI and
Anthropic translation handlers: when apply_guardrail returns
structured_messages, those are written to data["messages"] directly
(OpenAI) or reverse-translated via anthropic_messages_pt (Anthropic)
instead of falling through to the existing text-patch path. This is a
prerequisite for any guardrail that needs to replace the full message
list rather than patch individual text spans.

* fix(guardrails/headroom): add @log_guardrail_information to populate guardrail_information in spend logs

* style: fix ruff format violations

* fix(lint): replace deprecated typing aliases with builtin generics (UP006/UP037)

* fix(guardrails): only write back structured_messages when guardrail actually changed them

* fix(guardrails/headroom): raise 502 when compression returns empty message list

* fix(guardrails/headroom): catch transport errors and fix stale debug log

* fix(guardrails/anthropic): strip system messages before anthropic_messages_pt reverse-translation

* fix(guardrails/anthropic): strip cache_control from thinking blocks after write-back

* debug(headroom): add INFO logging to trace guardrail execution

* debug(headroom): use print() for immediate visibility

* debug(headroom): print request_data keys to diagnose metadata dict mismatch

* fix(guardrails/anthropic): propagate guardrail info to logging_obj.metadata for spend log

* fix: use model_call_details litellm_params metadata on Logging object

* fix(guardrails/anthropic): write guardrail info to litellm_params attr not model_call_details copy

* fix: read slg_info from litellm_metadata when metadata key absent

* fix: write slg_info to both litellm_params attr and model_call_details copy

* chore: remove debug prints; fix now verified end-to-end

* refactor(guardrails): move spend-log sync to shared helper in custom_guardrail.py

- Add _sync_guardrail_info_to_logging_obj in custom_guardrail.py; call it from
  both async and sync wrappers in @log_guardrail_information, fixing
  guardrail_information=null in spend logs for all passthrough routes
  (/v1/messages, /v1/responses, etc.) in one place
- Remove the 35-line inline sync block from the anthropic translation handler
- Wrap response.json() in try/except in headroom.py to 502 on HTML/truncated responses
- Drop redundant headers.get(BYPASS_HEADER.lower()) — header key already lowercase
- Add regression tests for _sync_guardrail_info_to_logging_obj

* fix(lint): reduce _sync_guardrail_info_to_logging_obj complexity below C901 threshold

* fix(lint): simplify _sync_guardrail_info_to_logging_obj to reduce McCabe complexity

* fix(lint): extract _append_slg_to_litellm_params to reduce McCabe complexity

* fix(lint): extract _write_back_structured_messages to reduce process_input_messages complexity
2026-06-26 19:36:44 -07:00
yucheng-berri
e99151bb95
feat(guardrails): make the Generic Guardrail resilient to built-in tools and errors (adopted from #31286) (#31461)
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* fix(guardrails): stop Generic Guardrail API 500 on built-in tools

Requests carrying built-in tools (code_interpreter, file_search, ...) crashed
the Generic Guardrail with a 500. GenericGuardrailAPIRequest.tools validated
each tool against ChatCompletionToolParam, whose base TypedDict requires a
function block, so a tool like {"type": "code_interpreter"} raised a Pydantic
ValidationError before the request was ever sent.

Type the field with a permissive GuardrailToolParam model (type required,
extra=allow) so built-in tools validate and their config is forwarded to the
guardrail intact instead of being stripped.

* feat(guardrails): add complete fail-open (fail_on_error) to Generic Guardrail

The Generic Guardrail already honored unreachable_fallback, which fails open
only on network-unreachable errors. This wires up the existing generic
fail_on_error config (so far implemented only by Model Armor) so that
fail_on_error=false degrades any guardrail error to a critical-log warning and
lets the request proceed as if the guardrail were absent.

Only a valid guardrail response can act: a parsed BLOCKED decision still raises,
while endpoint errors, malformed responses, and internal serialization or
validation errors all fall through when fail_on_error=false. To cover that last
class, the request construction now runs inside the protected block, so the kind
of validation error that previously surfaced as a 500 is caught here too.

Defaults to true (fail closed), matching today's behavior; turning it off is an
explicit availability-over-security choice and is logged at critical level on
every bypass.

* test(guardrails): cover fail_on_error on the response path

The existing fail_on_error tests all drive the request path. Add response-path
(input_type=response) coverage: an endpoint error proceeds unchanged under
fail_on_error=false, and a valid BLOCKED decision still raises. Guards against a
future regression that special-cases input_type in the error handling.

* style(guardrails): black-format the fail-open guard expression

CI runs black (line-length 88) over litellm/; the unreachable_fail_open
assignment exceeded it. Wrap it to satisfy the formatter.

* fix(guardrails): validate tools into GuardrailToolParam at the call site

Changing the request field to List[GuardrailToolParam] left the construction
passing List[ChatCompletionToolParam] (list is invariant), which tripped the
basedpyright reportArgumentType budget gate. Validate each tool explicitly,
which is what Pydantic did implicitly, so the types line up with no Any or
suppression and the serialized payload is unchanged.

* fix(guardrails): make fail-open log message accurate for non-network errors

The fail-open path is now shared by fail_on_error, so it fires for any guardrail
error, not just unreachability. The log said 'unreachable' even for an HTTP 400
or a malformed response; reword to 'error' (the status code and exception are
already logged). Addresses the Greptile review's only finding.

* fix(guardrails): align GenericGuardrailAPIResponse.tools with GuardrailToolParam

Greptile flagged that the request side moved to GuardrailToolParam but the
response side still annotated tools as List[ChatCompletionToolParam], which
mandates a function block and contradicts the new built-in-tools support.
Update the response annotation (and the now-unused import) so the two sides
agree. Runtime is unchanged; from_dict stores the raw dicts and the only
consumer assigns through to GenericGuardrailAPIInputs without inspecting
the elements.

---------

Co-authored-by: Itay Ovadia <itay@sun.security>
2026-06-26 11:25:56 -07:00
Sameer Kankute
4c25b7a13d
chore: litellm oss staging (#30745)
* fix(proxy): bump health-check max_tokens default to 16 for GPT-5 compatibility (#30708)

OpenAI GPT-5 models require max_completion_tokens >= 16.
Health checks were using 5 (proxy/health_check.py) and 10
(health_check_helpers.py), causing failures on GPT-5 models.

Fixes #23836

* fix: increase health check max_tokens from 5 to 16 (#23836) (#26610)

GPT-5 models enforce a minimum of 16 for max_output_tokens. The current
default of 5 still causes health checks to fail for these models. Bump
the non-wildcard default to 16 — the smallest value that satisfies all
known provider minimums while keeping health checks lightweight.

Also tightens the wildcard test assertion from a weak disjunctive check
to strict key-absence.

Co-authored-by: Sameer Kankute <sameer@berri.ai>

* fix: ensure checks show gemini-3-flash-preview supports responseJsonS… (#30696)

* fix: ensure checks show gemini-3-flash-preview supports responseJsonSchema.

* fix: remove async keyword from test.

* fix: make Bedrock Mantle Responses routing data-driven per model (#30700)

* Make Bedrock Mantle Responses routing data-driven per model

Route Bedrock Mantle models to the native Responses API based on each
model's price-map capability signal instead of a hardcoded model-name
heuristic, and derive the OpenAI-compatible base path segment per model.

Responses dispatch now selects the native config when the model advertises
responses support (/v1/responses in supported_endpoints, or mode=responses),
both overridable via register_model and proxy model_info. This enables
native Responses for gpt-oss-120b/20b and the gemma-4 family while keeping
chat-only models (gpt-oss safeguard, nvidia, mistral, ...) on the existing
chat-completions emulation. Capability is per-model, so gpt-oss-120b routes
natively while gpt-oss-safeguard-120b does not despite sharing the gpt-oss
substring.

The wire path is a separate concern, driven by the existing
use_openai_responses_path flag rather than a model-name match: gpt-5.x and
gemma-4-* on /openai/v1, everything else (incl. gpt-oss) on /v1. The chat
config now derives its base from the same flag, fixing gemma-4
chat-completions requests that previously went to /v1 instead of /openai/v1.

Cost maps: add supported_endpoints to the gpt-oss entries (responses for the
non-safeguard variants, chat-only for safeguard) and supported_endpoints +
use_openai_responses_path to all three gemma-4 entries.

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>

* Address review: move capability helper into bedrock_mantle package

Move the Responses capability check out of utils.py into
litellm/llms/bedrock_mantle/common_utils.py as mantle_supports_responses,
alongside its companion wire-path helper mantle_base_segment. Both are now
pure functions of (model, model_cost): the price-map mode/supported_endpoints
read replaces the get_model_info call, so the rules are unit-testable without
patching global state and the Bedrock Mantle package is self-contained.

Use str | None instead of Optional[str] on the new signatures to satisfy the
ruff UP045 strict-rule gate. Add direct unit tests for both helpers.

Fix test_register_model_restore_undoes_existing_key_overwrite: gpt-oss-120b
now legitimately supports Responses, so it can no longer be the
"None after restore" vehicle; use the chat-only safeguard variant, which
isolates the register/restore effect from the model's own capability.

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>

---------

Co-authored-by: Claude Opus 4.8 (1M context) <noreply@anthropic.com>
Co-authored-by: Sameer Kankute <sameer@berri.ai>

* fix(proxy): fail fast on non-PostgreSQL DATABASE_URL instead of hanging on startup (#30366)

* fix(proxy): fail fast on non-PostgreSQL DATABASE_URL instead of hanging on startup

LiteLLM's Prisma datasource is pinned to provider = 'postgresql', so a sqlite:// or mysql:// DATABASE_URL can never connect.

Today that surfaces as an opaque startup stall where the port never binds, and a separate 'DB not connected' 500 on /key/generate when no DATABASE_URL is set at all leaves operators guessing what to configure.

Validate the DATABASE_URL / DIRECT_URL scheme in run_server before any Prisma call and exit with an actionable message naming the unsupported scheme.

Also reword CommonProxyErrors.db_not_connected_error to tell the operator to set DATABASE_URL to a postgresql:// connection string.

Add regression tests covering postgres acceptance and sqlite/mysql/mssql rejection.

* fix: resolve CI failures and proxy DB URL typing issue

* fix(dashscope): treat an explicit 0.0 tier cost as a real price, not missing (#30653)

The tiered cost calculator resolved a tier's per-token cost with
`tier.get(cost_key) or tier.get(fallback_cost_key, 0)`. Because `or`
short-circuits on any falsy value, a tier that legitimately prices a
component at 0.0 (e.g. a free-cache-read tier with
cache_read_input_token_cost: 0.0, or a free-reasoning tier) is treated
as missing and silently billed at the full fallback rate
(input_cost_per_token / output_cost_per_token).

The flat-pricing path in the same module already handles this correctly
with an `is None` guard. Resolve tier costs through a small helper that
mirrors it, so 0.0 is honored at both the in-range and overflow sites.

No shipped model currently has a 0.0 tier cost, so this is a latent
defect; the fix makes the tiered path consistent with the flat path and
prevents over-charging the first time such a tier appears. Adds unit
tests covering the in-range and overflow paths, and drops an unused
import flagged by ruff in the touched test file.

* feat(proxy): show session-aggregate cost and duration in request logs (#25708) (#30507)

* fix(anthropic): don't leak tool 'type' into OpenAI function parameters schema (#30618)

In the messages->chat/completions bridge, translate_anthropic_tools_to_openai
merged every non-mapped tool key into the function parameters dict. The
Anthropic tool 'type' (e.g. 'custom') thus overwrote parameters.type ('object'
-> 'custom'), and providers reject it ('custom' is not a valid JSON-Schema type).
Exclude 'type' from the passthrough. Fixes #30557.

* fix(proxy): stop IAM-refresh engine restart from cascading reconnects (#29176) (#30183)

An RDS IAM token refresh recreates the Prisma client, which SIGKILLs the
running query-engine and spawns a new one. That planned kill was
indistinguishable from a crash, and three reconnect paths used two
uncoordinated locks, so a single refresh triggered a cascade of engine
kill/respawn cycles:

  1. `_safe_refresh_token` (holds `_reconnection_lock`) -> recreate -> kill old
     engine, spawn new one.
  2. The engine-death watcher sees that kill, assumes a crash, and calls
     `attempt_db_reconnect(force=True)` (a different lock,
     `_db_reconnect_lock`) -> recreate again -> kills the fresh engine.
  3. In-flight queries failing during the swap are classified as transport
     errors and trigger their own `attempt_db_reconnect` -> recreate again.

Fix coordinates planned restarts across the wrapper and the watcher:

  - PrismaWrapper records the old engine PID in `_expected_engine_deaths`
    before killing it; all four watcher death-detectors (waitpid thread,
    pidfd, already-dead probe, os.kill poll) consume that PID and skip the
    reconnect instead of treating it as a crash.
  - `recreate_prisma_client` now serializes through `_reconnection_lock` and
    bumps a monotonic `_engine_generation`. Callers pass `expected_generation`
    as an optimistic-lock token, so racing/cascading recreates collapse into a
    single restart (losers no-op). This closes the two-lock gap.
  - The direct reconnect path probes the writer with SELECT 1 before
    recreating; a healthy connection (e.g. engine already replaced by a
    refresh) skips the recreate entirely.
  - `_safe_refresh_token` coalesces: it skips when the current token still has
    more than the refresh buffer of runway, so stacked triggers (proactive
    loop + __getattr__ fallback) don't each restart the engine. An
    `on_engine_replaced` hook re-arms the watcher on the new PID.

RoutingPrismaWrapper forwards `expected_generation` and skips recreating the
reader when the writer recreate was skipped.

* feat(bedrock): support file content retrieval for batch output files (#30595)

Implements transform_file_content_request and transform_file_content_response
in BedrockFilesConfig so GET /v1/files/{id}/content works for Bedrock batch
files. The request transform resolves the file id (direct s3:// URI or base64
unified id) to its S3 object, validates bucket and key prefix against the
server-configured bucket, and SigV4-signs an S3 GetObject using the same
credential and region resolution as the existing upload path. The credential
and region params are validated into a typed model at the boundary, so the only
untyped values left are the botocore signing primitives.

Also fixes the proxy managed-files path: CredentialLiteLLMParams now carries
s3_bucket_name (previously dropped when building deployment credentials) and
the managed-files hook passes the deployment credential snapshot when routing
afile_content, so unified-id content retrieval works with per-model bucket
config instead of only the AWS_S3_BUCKET_NAME env var.

Preserves managed-file access control: the proxy file-content endpoint now
rejects raw cloud-storage ids (s3://, gs://), which would otherwise skip the
owner/team check that only runs for unified ids and let a caller read another
tenant's batch output by its object key. Managed outputs are reachable only
through their unified file id. The afile_content "not found" error now reports
the caller's unified id rather than the resolved internal S3 URI.

Fixes #16186, #15563

* fix(oci): make Cohere {{trace}} judges work (tool param types + agentic tool-calling continuation) (#30646)

* fix(oci): map Cohere tool array/object params to lowercase builtins

OCI's Cohere backend returns HTTP 500 on a tool parameter typed as a bare
"List", which is what OCI_JSON_TO_PYTHON_TYPES produced for JSON-schema
arrays. MLflow {{trace}} judges trip this: their tools (get_root_span,
get_span) take an attributes_to_fetch array. The lowercase builtins list/dict
are accepted; only the bare "List" 500s ("Dict" happens to be tolerated, but
both are lowercased for consistency).

Verified live against us-chicago-1 (cohere.command-a-03-2025 and
command-latest). Adds a unit regression on the transformed parameterDefinitions
plus a gated integration test exercising an array-param tool end to end.

* fix(oci): make Cohere agentic tool-calling continuation work

Two bugs broke the OCI Cohere tool-calling loop that MLflow {{trace}} judges
drive once a tool has been executed and its result is fed back.

Request side: litellm pulled the last user message into the top-level `message`
and emitted the tool result as a TOOL entry in chatHistory. OCI rejects that
("cannot specify message if the last entry in chat history contains tool
results"), and an empty message alone is rejected too ("message must be at least
1 token long or tool results must be specified"). OCI carries the current turn's
results in a dedicated top-level `toolResults` field. The Cohere transform now
sends an empty message, keeps the user turn in chatHistory, and puts the results
in `toolResults`, matching the langchain-oracle reference. Tool results are no
longer represented as chatHistory entries.

Response side: tool-grounded answers come back with citations carrying
`documentIds` (camelCase) and no `document_ids`, which made the required
`CohereCitation.document_ids` field fail validation and sink the whole response
parse. Those citations are never surfaced, so the field (and CohereSearchQuery's
generation_id) is now optional.

Verified live against us-chicago-1 (cohere.command-a-03-2025 and command-latest),
single and multi-round tool loops. Adds unit regressions on the transformed
request shape and on citation parsing, plus gated integration tests for the
continuation.

* feat: integrate Repelloai Argus guardrail (#30673)

* feat(guardrails): add RepelloAI Argus guardrail integration (#1)

* feat(guardrails): add RepelloAI Argus guardrail integration

Add a new guardrail hook backed by RepelloAI Argus, with dashboard-managed
asset policies enforced via an asset_id and X-API-Key auth.

* fix(guardrails): harden RepelloAI Argus guardrail

- scan streaming responses on output (was bypassing the guardrail)
- log blocked verdicts as guardrail_intervened instead of success
- treat auth/config errors (401/403/404/422) as misconfiguration that
  always blocks, not a fail-open-able unreachable error
- default unreachable_fallback to fail_closed and read it directly;
  block on unknown/malformed verdicts so an API change can't silently
  disable enforcement
- type unreachable_fallback as a Literal, drop the duplicate config model,
  expose unreachable_fallback in the config schema, and stop leaking the
  raw provider response / exception strings to the client

* fix(guardrails): address RepelloAI Argus review feedback

- support ARGUS_API_KEY (with REPELLOAI_API_KEY fallback)
- make asset_id required in the config model
- normalize unreachable_fallback so only fail_open opens; block on 400 misconfig
- correct the shared unreachable_fallback field description

* docs(guardrails): add RepelloAI Argus docs page and dashboard listing

- add docs page covering config, env vars, modes, verdicts, failure semantics
- list RepelloAI Argus in the Guardrail Garden with provider/logo mappings
- add a regression test for the provider logo and display-name resolution

* fix(guardrails): keep RepelloAI asset_id optional in config model

A required asset_id leaked onto the shared LitellmParams (which inherits
RepelloAIGuardrailConfigModel), breaking validation for every other
guardrail. Keep it optional like sibling models; the guardrail __init__
still raises when asset_id is missing, which is the real enforcement.

* Add comment for last user turn scanning

* feat(guardrails): harden repelloai scanning

* feat(guardrails): expand repelloai scanning to include tool definitions

Add extraction of tool definitions and tool call arguments to the RepelloAI
guardrail scanning. Improves detection coverage by including function schemas
and parameters in the prompt sent to the guardrail service. Also captures
detailed error responses in logs and adds guardrail header to streaming responses.

* refactor(guardrails): fix and harden repelloai schema text extraction

- Fix duplicate text in _iter_schema_text: previously all dict values were
  re-queued onto the stack even after scalar/list keys were already extracted
  explicitly, causing names/descriptions to appear twice in the scanned prompt
- Extract schema key frozensets to module-level constants so they are not
  reconstructed on every call
- Change _iter_schema_text from @classmethod to @staticmethod (cls unused)
- Narrow _call_analyze stage param from str to Literal["prompt", "response"]
- Add HttpxResponse type annotation to _raise_for_config_error
- Add LLMResponseTypes annotation to async_post_call_success_hook response param

* fix(guardrails): resolve pyright type errors in repelloai guardrail

- Narrow async_handler.post return from Response|None to Response with
  explicit None guard before calling raise_for_status/json
- Fix list comprehension returning str|None by switching to explicit loop
  with isinstance guard so pyright tracks the narrowing
- Cast model_dump() result to Dict since hasattr does not narrow object
  type in pyright

* fix(guardrails/repello): include Responses API instructions field in prompt scan

The /v1/responses top-level `instructions` field was not included in
_extract_prompt_text, allowing a caller to bypass guardrail policy checks
by putting blocked content in `instructions` while keeping `input` benign.

* feat: add api_key to config model and read prompt from data dict

* fix(guardrails/repello): plug input_text and tool-call response bypass gaps

Responses API input content parts with type 'input_text' were silently
dropped by build_inspection_messages (which only handles type='text'),
allowing callers to send blocked content via that path without triggering
the pre-call scan. Fix: add _extract_input_text_parts to RepelloAIGuardrail
and call it when walking the Responses API input messages.

Post-call scanning skipped responses whose choices contained only tool_calls
or function_call (message.content=None), letting models put blocked output in
function arguments undetected. Fix: _extract_chat_completion_text now calls
_extract_tool_call_args_from_message on each choice message.

Also replace typing.Dict/List with builtin dict/list to clear TID251 strict
ruff violations introduced by this file.

* fix(guardrails/repello): scan Responses API function_call output arguments

Output items with type 'function_call' in a /v1/responses response were
skipped by _extract_responses_api_text; only 'message' items were walked.
A model could return blocked content in function_call.arguments undetected.
Now extract arguments from function_call output items before scanning.

* refactor(guardrails/repello): clean up typing and remove lint-any workarounds

- Replace Optional[X]/Union[X,Y] with X|None/X|Y union syntax throughout
- Use dict[str, object] instead of bare dict in all signatures
- Remove **kwargs from __init__; declare guardrail_name, event_hook, default_on explicitly
- Replace getattr(litellm_params, ...) with direct attribute access now that LitellmParams inherits RepelloAIGuardrailConfigModel
- Add _event_hook_from_mode() to convert str|list[str]|Mode to typed GuardrailEventHooks
- Use TypeAdapter.validate_json() instead of response.json() + manual dict construction
- Add _is_object_dict/_is_object_list TypeGuard helpers to narrow object types without Any
- Remove cast() workarounds and typed intermediate variables that existed only for the now-removed lint-any CI check
- Drop _AddLiteLLMCallback Protocol; budget has sufficient slack for the one reportUnknownMemberType
- Fix GuardrailConfigModel missing type arg: GuardrailConfigModel[BaseModel]

* fix(guardrails/repello): suppress LIT007 on TypeGuard helpers and add streaming scan-skip warning

- Add guard-ok suppressions to _is_object_dict and _is_object_list to satisfy the LIT007 hard-zero budget gate
- Emit verbose_proxy_logger.warning when the streaming hook finds no inspectable text after assembly, matching observability of pre/post hooks

* refactor: modifications for lint check

* feat: add Pinstripes as an OpenAI-compatible provider (#30567)

* feat: add Pinstripes as an OpenAI-compatible provider

Pinstripes (https://pinstripes.io) is an OpenAI-compatible inference
provider serving open-source models (GLM-4.5-Air, Qwen3, DeepSeek, etc.)
with per-token pricing and no subscriptions.

Changes:
- `litellm/llms/openai_like/providers.json`: register pinstripes with
  base_url, api_key_env, and max_completion_tokens→max_tokens mapping
- `litellm/types/utils.py`: add `PINSTRIPES = "pinstripes"` to LlmProviders
- `litellm/constants.py`: add to openai_compatible_providers and
  openai_compatible_endpoints lists
- `litellm/litellm_core_utils/get_llm_provider_logic.py`: auto-detect
  provider when api_base is "https://pinstripes.io/v1"
- `provider_endpoints_support.json`: document supported endpoints
- `tests/`: 7 unit tests covering provider registration, resolution,
  URL auto-detection, api_base override, and Router config

Usage:
    import litellm
    response = litellm.completion(
        model="pinstripes/ps/glm-4.5-air",
        messages=[{"role": "user", "content": "Hello"}],
        api_key=os.environ["PINSTRIPES_API_KEY"],
    )

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

* fix(pinstripes): resolve Greptile P1 review comments

- Add api_base_env: PINSTRIPES_API_BASE to providers.json so env var override works
- Set responses: false in provider_endpoints_support.json — not actually wired up
- Remove docs/my-website/docs/providers/pinstripes.md — belongs in litellm-docs repo

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

* fix(pinstripes): add api_base_env and correct responses capability

- Add api_base_env: PINSTRIPES_API_BASE to providers.json
- Set responses: false in provider_endpoints_support.json

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

* fix(pinstripes): wire up Responses API — add supported_endpoints

Adds supported_endpoints: ["/v1/chat/completions", "/v1/responses"] so
JSONProviderRegistry.supports_responses_api returns true correctly,
matching what provider_endpoints_support.json advertises.

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

* feat(pinstripes): enable embeddings endpoint

Pinstripes serves nomic-embed-text-v1.5 and bge-m3 via /v1/embeddings.
Add /v1/embeddings to supported_endpoints and set embeddings: true.

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

* fix(pinstripes): use 4-space indentation in model_prices_and_context_window.json

Matches the file's existing convention. Flagged by Greptile review.

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

* fix(pinstripes): set a2a: false — A2A protocol not implemented

All comparable JSON-configured providers (tensormesh, parasail, empiriolabs,
libertai, neosantara) have a2a: false. Pinstripes does not implement the
Google A2A protocol, so this should be false to match.

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

---------

Co-authored-by: inference_provider <max@redactedlab.com>
Co-authored-by: Claude Sonnet 4.6 <noreply@anthropic.com>

* fix(rag): attach existing OpenAI file ids (#30628)

* fix(rag): attach existing OpenAI file ids

* chore: use modern typing in rag ingest fix

* chore: retrigger ci

* fix(anthropic-messages): apply cache_control_injection_points on /v1/messages path (#30341)

cache_control_injection_points was only consumed by the chat/completions
prompt-management hook; on the native Anthropic /v1/messages path it was
forwarded unused, so deployment-level cache injection was silently dropped
(cache_creation_input_tokens stayed 0 for Anthropic-native clients).

Add AnthropicCacheControlHook.apply_to_anthropic_messages_request to inject
cache_control at block level for system / tools / message locations (the only
forms /v1/messages accepts), wire it into the native anthropic_messages
handler, and pop the param so it does not leak upstream as an unknown field.
A {location: message, role: system} config is redirected to the top-level
system prompt so the same YAML works on both endpoints.

Injection respects Anthropic's 4-block cache_control limit shared across
system, tools, and messages: client-supplied markers count toward the cap and
are never overwritten, a slot is reserved per Bedrock tool_config point, and
injection stops once the budget is exhausted. Locations this path cannot
represent (tool_config) are forwarded downstream instead of being silently
consumed, mirroring get_chat_completion_prompt's remaining_points pass-through.

Built on litellm_internal_staging. Refs BerriAI/litellm#30293

* fix(proxy): release budget reservation when a request is cancelled mid-flight (#30522)

* fix(proxy): release budget reservation on cancel when no chunk was delivered

The pre-call budget reservation increments the cross-pod spend counter by a
request's worst-case cost, then reconciles it on success (cost callback) or
error (failure hook). A client disconnect or timeout cancels the request and
surfaces as CancelledError / GeneratorExit, which neither path catches, so the
reservation leaks. Under a retry storm the leaked holds accumulate, pin the
counter above real spend, and return spurious 429 "Budget has been exceeded" to
keys whose spend is far below budget; the counter only recovers when its TTL
lapses, so the failure is intermittent and self-healing.

Release the reservation in async_streaming_data_generator (which the Anthropic
and Google SSE generators delegate to) on the (CancelledError, GeneratorExit)
path, alongside the existing max_parallel_requests release. release_budget_
reservation_on_cancel runs under asyncio.shield so it completes despite the
in-progress cancellation, is guarded by the reservation's finalized flag, and
swallows a failing release so it cannot replace the in-flight cancellation.

The refund is gated on whether a chunk reached the client. The flag is set
immediately before the yield, after the slow-path hook await: an async generator
suspends at the yield, so a GeneratorExit on disconnect after a delivered chunk
sees it True (keep the hold), while a cancellation during the slow-path await
leaves it False (refund, nothing sent). A non-streaming cancellation delivers
nothing and a completed non-streaming response is reconciled by the success
callback, so neither needs a release here.

Co-authored-by: greptile-apps[bot] <165735046+greptile-apps[bot]@users.noreply.github.com>

* fix(proxy): reconcile a cancelled reservation to input cost, not zero

A streaming request cancelled before the first chunk previously reconciled its
reservation to zero and finalized it. But by the time the generator is
consuming the response the provider call was already dispatched, so the input
tokens were billed even though no chunk reached the client, and the
success/failure cost callbacks are skipped on cancellation. Refunding to zero
let a caller send an expensive request and abort pre-token to dodge the input
charge.

Compute the request's input-token cost at reservation time and reconcile the
cancelled reservation to it instead of zero. The worst-case output portion of
the reservation is still released (so a legitimate mid-flight cancellation no
longer pins the counter and 429s the key), while the input the provider already
processed is charged.

---------

Co-authored-by: Bytechoreographer <Bytechoreographer@users.noreply.github.com>
Co-authored-by: greptile-apps[bot] <165735046+greptile-apps[bot]@users.noreply.github.com>

* fix(caching): encode object name in GCS cache GET path (#30378)

GCS cache reads always missed when gcs_path was set. The GET methods
interpolated the object name directly into the URL path, while the GCS
JSON API requires it to be URL-encoded (a "/" must be sent as %2F).

With gcs_path configured the object name is "<prefix>/<sha256>", so the
raw slash produced a malformed object path and GCS returned 404. httpx
does not raise on 4xx, so the status_code == 200 check fell through and
get/async_get returned None, silently missing on every read. Without
gcs_path the key has no slash, which is why this went unnoticed.

Wrap the object name with urllib.parse.quote(..., safe="") in get_cache
and async_get_cache. Apply the same encoding to the name= query
parameter in set_cache and async_set_cache so the key written matches
the key read back.

Adds regression tests asserting the GET path and SET query are encoded
(%2F) when gcs_path is set, for both sync and async paths; these fail on
the unpatched code.

Fixes #30377

* chore: add soniox stt-async-v5 model (#30672)

* fix(proxy): include model group aliases in v1 model info (#30626)

* Include model group aliases in v1 model info

* Fix model info alias implementation

* removed extra blank line

* chore: rerun CI

* fix(lint): remove redundant noqa directive in proxy_cli.py

* fix: address greptile review - restore bedrock_mantle auth symbols, guard OCI empty message list, validate DIRECT_URL scheme

* Revert "fix: address greptile review - restore bedrock_mantle auth symbols, guard OCI empty message list, validate DIRECT_URL scheme"

This reverts commit 52c7a07777.

* Revert "fix(anthropic-messages): apply cache_control_injection_points on /v1/messages path (#30341)"

This reverts commit c9e8a177bd.

* Revert "fix(proxy): stop IAM-refresh engine restart from cascading reconnects (#29176) (#30183)"

This reverts commit 85828da695.

* fix(proxy): stop IAM-refresh engine restart from cascading reconnects (#29176) (#30183)

An RDS IAM token refresh recreates the Prisma client, which SIGKILLs the
running query-engine and spawns a new one. That planned kill was
indistinguishable from a crash, and three reconnect paths used two
uncoordinated locks, so a single refresh triggered a cascade of engine
kill/respawn cycles:

  1. `_safe_refresh_token` (holds `_reconnection_lock`) -> recreate -> kill old
     engine, spawn new one.
  2. The engine-death watcher sees that kill, assumes a crash, and calls
     `attempt_db_reconnect(force=True)` (a different lock,
     `_db_reconnect_lock`) -> recreate again -> kills the fresh engine.
  3. In-flight queries failing during the swap are classified as transport
     errors and trigger their own `attempt_db_reconnect` -> recreate again.

Fix coordinates planned restarts across the wrapper and the watcher:

  - PrismaWrapper records the old engine PID in `_expected_engine_deaths`
    before killing it; all four watcher death-detectors (waitpid thread,
    pidfd, already-dead probe, os.kill poll) consume that PID and skip the
    reconnect instead of treating it as a crash.
  - `recreate_prisma_client` now serializes through `_reconnection_lock` and
    bumps a monotonic `_engine_generation`. Callers pass `expected_generation`
    as an optimistic-lock token, so racing/cascading recreates collapse into a
    single restart (losers no-op). This closes the two-lock gap.
  - The direct reconnect path probes the writer with SELECT 1 before
    recreating; a healthy connection (e.g. engine already replaced by a
    refresh) skips the recreate entirely.
  - `_safe_refresh_token` coalesces: it skips when the current token still has
    more than the refresh buffer of runway, so stacked triggers (proactive
    loop + __getattr__ fallback) don't each restart the engine. An
    `on_engine_replaced` hook re-arms the watcher on the new PID.

RoutingPrismaWrapper forwards `expected_generation` and skips recreating the
reader when the writer recreate was skipped.

* fix(lint): modernize type annotations in IAM-refresh prisma client files (UP006/UP045)

* Revert "feat(proxy): show session-aggregate cost and duration in request logs (#25708) (#30507)"

This reverts commit f530b2237c.

* Revert "fix(dashscope): treat an explicit 0.0 tier cost as a real price, not missing (#30653)"

This reverts commit 4f58bd0df5.

* Revert "fix(oci): make Cohere {{trace}} judges work (tool param types + agentic tool-calling continuation) (#30646)"

This reverts commit 50f34e0b15.

* Revert "fix(proxy): fail fast on non-PostgreSQL DATABASE_URL instead of hanging on startup (#30366)"

This reverts commit 0544eed6ea.

* fix(bedrock_mantle): restore BedrockMantleAuthMixin and constants removed by routing rewrite

* fix(key management): restore exact /key/list user_id & key_alias matching by default (#30593)

Before substring search was added (commit 33bd570d5e), /key/list matched user_id
and key_alias exactly. That change made admin-authenticated calls substring-match
by default, breaking the prior contract: a caller passing an exact user_id as an
access filter (e.g. an integration scoping to one user with an admin key) then
received other users' keys -- user_id="alice" also returned "alice2",
"alice-test", etc. This is a cross-user key disclosure.

Make substring matching opt-in via a new admin-only substring_matching=true query
param; default to exact, restoring the prior behavior. The dashboard search box
(keyListCall) passes the flag so partial search still works. Non-admins remain
exact and scoped to their own keys.

Updates the proxy-behavior key_alias test to opt in and adds an exact-by-default
guard; adds list_keys unit coverage for the opt-in gate.

---------

Co-authored-by: perseus <51974392+tcconnally@users.noreply.github.com>
Co-authored-by: Hannah Smith <64043506+hannahmadison@users.noreply.github.com>
Co-authored-by: Charlie Patterson <Pattersoncharlesl@gmail.com>
Co-authored-by: Matthew Lapointe <mlapointe@alpha-sense.com>
Co-authored-by: Claude Opus 4.8 (1M context) <noreply@anthropic.com>
Co-authored-by: KRISH SONI <67964054+krishvsoni@users.noreply.github.com>
Co-authored-by: Yash Raj Pandey <55940078+devYRPauli@users.noreply.github.com>
Co-authored-by: Nitish Agarwal <1592163+nitishagar@users.noreply.github.com>
Co-authored-by: hcl <chenglunhu@gmail.com>
Co-authored-by: tushar8408 <32977767+tushar8408@users.noreply.github.com>
Co-authored-by: AD Mohanraj <admohanraj@gmail.com>
Co-authored-by: Fede Kamelhar <federico.kamelhar@oracle.com>
Co-authored-by: Lavish Bansal <lavish.bansal619@gmail.com>
Co-authored-by: max-amos <gruffulom@gmail.com>
Co-authored-by: inference_provider <max@redactedlab.com>
Co-authored-by: NK <93352237+Nithish-Yenaganti@users.noreply.github.com>
Co-authored-by: 安妮的心动录 <74543653+anneheartrecord@users.noreply.github.com>
Co-authored-by: Rick <26716961+Bytechoreographer@users.noreply.github.com>
Co-authored-by: Bytechoreographer <Bytechoreographer@users.noreply.github.com>
Co-authored-by: greptile-apps[bot] <165735046+greptile-apps[bot]@users.noreply.github.com>
Co-authored-by: Burak Ömür <burak.omur.1998@gmail.com>
Co-authored-by: Dan Lemon <daniel.lemon@amazee.io>
Co-authored-by: Vanika Dangi <166420943+vanika02@users.noreply.github.com>
Co-authored-by: Jay Gowdy <130084966+jgowdy-godaddy@users.noreply.github.com>
2026-06-18 13:55:35 -07:00
Yassin Kortam
78a7d0b210
feat(guardrails): surface OpenAI moderation violation_categories on guardrail traces (#30659)
The OpenAI moderation guardrail (and the ai-platform-moderation guardrail
built on it) stamped the whole moderation model response into the guardrail
trace as guardrail_response. That blob carries the full category_scores map
plus categories and category_applied_input_types, which on OTEL backends that
index span attributes (for example ELK, which caps indexed attribute values at
1024 chars) overflows the limit and gets truncated, so the violated categories
cannot be reliably searched.

Extract the flagged category names from the moderation response and pass them
through tracing_detail to add_standard_logging_guardrail_information_to_request_data,
mirroring the Bedrock hook. Both the legacy and v2 OTEL integrations already
read violation_categories off the standard logging guardrail information and
emit it as a short, queryable guardrail_violation_categories attribute, so
dashboards can group and filter by violation category without parsing the large
guardrail_response blob.

Resolves LIT-3801
2026-06-17 09:44:19 -07:00
Sameer Kankute
1ccc1e5b23
chore: litellm oss staging160626 (#30527)
* feat(ui): gate "Default Credentials" hint on /ui/login behind env flag (#30234)

Adds LITELLM_HIDE_DEFAULT_CREDENTIALS_HINT (and an equivalent
general_settings.hide_default_credentials_hint) that suppresses the
"By default, Username is admin and Password is your set LiteLLM Proxy
MASTER_KEY" info card rendered on /ui/login and /fallback/login.

Motivation: in production deployments operators set UI_USERNAME /
UI_PASSWORD (or SSO), and the hardcoded hint becomes factually
incorrect and is flagged by security scanners (Tenable WAS plugin
114625) as information disclosure. There is currently no way to
suppress it without forking the dashboard.

Behaviour:
- Default is unchanged (hint shown), so existing deployments are
  unaffected.
- New field hide_default_credentials_hint on the well-known UI config
  endpoint, populated from the env var or general_settings.
- LoginPage.tsx conditionally renders the Alert based on the flag.

Refs: BerriAI/litellm#30232

* fix(router): clean pattern_router state on upsert/delete (#29601)

* fix(router): clean pattern_router state on upsert/delete

PatternMatchRouter.add_pattern was append-only, and neither Router.upsert_deployment nor Router.delete_deployment removed the existing entry. Rotated-out api_keys stayed in the routing rotation for wildcard deployments (model_name with `*`) until proxy restart, silently defeating key rotation as an admin operation. The same leak applied to provider_default_deployment_ids and per-team pattern routers, and the patterns list grew unboundedly on every edit

* test(router): direct unit tests for _remove_deployment_from_wildcard_state

router_code_coverage.py greps test files for AST Call nodes and flagged
the helper as untested because the existing coverage only exercised it
transitively through upsert/delete. Adds two direct tests that pin the
helper's contract (cleans across global pattern router, per-team
routers with empty-router pop, and provider_default_deployment_ids;
noop on falsy model_id)

* fix(router): address Greptile review on pattern_router cleanup

Widen PatternMatchRouter.remove_deployment annotation to Optional[str];
the implementation already handles None via the falsy guard and the
unit test exercises it directly.

Move _remove_deployment_from_wildcard_state up one level in
upsert_deployment so it runs whenever the prior deployment is on the
router, not only when the model_id is present in the fast-mapping
index. The scenario is currently unreachable (get_deployment shares
the same index), but the cleanup is idempotent so this is defensive
against any future divergence between those code paths.

* fix(router): widen _remove_deployment_from_wildcard_state to Optional[str]

Moving the call out of the inner `deployment_id in deployment_fast_mapping`
block in the previous commit lost mypy's narrowing of `deployment_id`
from Optional[str] to str, tripping the lint CI. The helper already
handles None via its falsy guard, so widening the annotation matches
the actual contract.

* fix(router): make delete_deployment wildcard cleanup symmetric with upsert

After the previous commit moved _remove_deployment_from_wildcard_state out
of the inner index-map guard in upsert_deployment, delete_deployment was
still calling it only inside `if deployment_idx is not None`. Greptile
flagged the asymmetry: under a desynced index_map, delete would silently
leave the stale wildcard credential in pattern_router.

Moves the cleanup call to the top of the try block, mirroring the upsert
path. Cleanup is idempotent so the change is a no-op on the happy path.
Adds a regression test that simulates the desync by removing the entry
from model_id_to_deployment_index_map and asserts delete still clears
pattern_router.

* fix(pricing): add 1h cache-write cost for Anthropic Sonnet 4.5/4.6 (#30474)

The native anthropic claude-sonnet-4-5/4-6 price-map entries were missing
cache_creation_input_token_cost_above_1hr (and the >200K long-context
sub-tier for 4.5), so 1-hour-TTL cache writes were costed at the 5-minute
rate. Adds 6e-06 regular (and 1.2e-05 long-context) = 2x base input,
matching the vertex_ai/azure_ai/bedrock siblings and the older
claude-sonnet-4-20250514 entry. Adds a regression test.

* fix(proxy): cancel upstream gemini request and release httpx connection on client disconnect (#30075)

* fix(proxy): cancel upstream gemini request and release httpx connection on client disconnect

- add _check_request_disconnection to common_request_processing; wrap llm_call
  as asyncio.Task so it can be cancelled; catch CancelledError and raise
  HTTPException(499) when client disconnects before LLM responds (non-streaming path)

- pass raw httpx.Response into ModelResponseIterator in make_call/make_sync_call
  so the iterator holds a reference to the underlying connection

- implement ModelResponseIterator.aclose() and .close(): close the line iterator
  then explicitly call response.aclose()/response.close() to release the httpx
  connection when the client drops mid-stream; errors are debug-logged, not raised

- add tests for _check_request_disconnection (cancels task, graceful on exception,
  does not cancel when client stays connected) and base_process_llm_request 499
  behavior; add TestModelResponseIteratorCleanup verifying aclose/close propagation
  through CustomStreamWrapper

* fix(proxy): record 499 on streaming disconnect and cancel orphaned gather tasks

Wire streaming generator cleanup to log client_disconnected with error_code 499
in spend logs, cancel pending during_call_hook tasks when the LLM call is
cancelled on disconnect, and align the 600s poll limit comment with proxy_server.

* fix: extract client disconnect logging helper to satisfy PLR0915

* fix: resolve mypy and code-quality CI failures for client disconnect logging

Cast client disconnect error_information for mypy, only await pending gather tasks to avoid masking LLM errors, and add tests for the new logging helper and gather cleanup.

* fix(proxy): harden gather cleanup so finally cannot mask LLM errors

* fix(proxy): shield streaming disconnect logging and strip spoofable metadata

Move streaming disconnect recording into a shielded cancel scope, add gather cleanup regression coverage for guardrail-converted cancels, and strip client_disconnected/error_information from user metadata at the proxy boundary.

* fix(proxy): only map CancelledError to 499 for client disconnect

Track when the disconnect poller cancels the LLM task and re-raise other CancelledError paths so graceful shutdown is not reported as HTTP 499.

* fix(proxy): remove dead _check_request_disconnection helper

Non-streaming client disconnect is handled by staging's cancel_on_disconnect path via _await_llm_call_cancelling_on_disconnect. Drop the unused is_disconnected poller and its unit tests; rename the remaining integration tests to TestDisconnectGatherCleanup.

* feat(mistral): add mistral-medium-3-5 to model_prices_and_context_wind.. (#29303)

* feat(mistral): add mistral-medium-3-5 to
  model_prices_and_context_window.json

Mistral's docs page lists mistral-medium-3-5 as a new model offering.

Pricing/specs sourced from Mistral's published model metadata:
- input: $1.50 / 1M tokens
- output: $7.50 / 1M tokens
- context: 262,144 tokens
- capabilities: vision, function calling, structured outputs, assistant
  prefill

Adds entry: `mistral/mistral-medium-3-5`, mirroring the pattern used for
the rest of the Mistral family.

test(mistral): add model_info test for mistral-medium-3-5 + sync backup
cost map
- Mirror mistral/mistral-medium-3-5 entries into
  litellm/model_prices_and_context_window_backup.json so the bundled
  model cost map matches the canonical
  model_prices_and_context_window.json.
- Add tests/test_litellm/test_mistral_medium_3_5_model_metadata.py
  covering pricing tiers, capability flags, context window, provider
  routing, and parity between the main and backup cost maps.
- Point 'source' at the live Mistral models documentation page.

* fix(ui): three small UI fixes — Gemini api_base + credential form reset + Mode badge (#30419)

* fix(ui): three small UI fixes — Gemini api_base field + credential form reset + Mode badge

Three independent fixes; bundled because they all touch the
credential-form / logging-callbacks area.

1. expose api_base field on Google AI Studio credential form
   The runtime gemini provider supports custom api_base via
   `vertex_llm_base._check_custom_proxy`; the UI just needs to expose
   the field. Adds api_base to the Google_AI_Studio credential form
   ordered before api_key (matching OpenAI/Anthropic conventions).
   Default value matches the canonical Google AI Studio endpoint that
   LiteLLM's gemini provider talks to when api_base is unset, so
   leaving the default in the form behaves identically to leaving it
   blank.

2. reset credential form state when switching providers
   Switching the Provider select in AddCredentialModal / EditCredentialModal
   left the previous provider's field values populated. The form then
   submitted a mixed payload (e.g. Azure deployment fields under an
   OpenAI credential), producing confusing failures.

   Extract `getProviderFieldDefaults` helper and reset the form to it
   on provider change. Unit-tested via the extracted helper because
   Antd Select's portal/dropdown behaviour is unreliable in jsdom.

3. logging callbacks table reads backend `type` for Mode badge (#35)
   The `/get_callbacks` proxy endpoint returns each callback as
   `{name, type, variables}` where `type` is `"success"` or
   `"failure"`. The same callback name can appear twice (one per event
   class) and the two entries fire on disjoint events.

   `LoggingCallbacksTable` ignored `type` and read `record.mode`
   (always undefined), so every row fell back to the "Success" badge.
   A `generic_api` callback registered for both classes showed up as
   two identical "Success" rows + React duplicate-key warning.

   Read `record.type` first (fall back to `record.mode` for newly-
   added not-yet-server-acknowledged rows). Composite rowKey
   `${name}-${type ?? mode ?? 'success'}`. Removed leftover debug
   `console.log`.

* fix(ui): drop api_base default_value to preserve Gemini v1alpha auto-routing

Greptile P2 (PR #30419, threads on lines 1255-1256 of
provider_create_fields.json): the api_base field's `default_value` was
hard-coded to "https://generativelanguage.googleapis.com/v1beta". This:

1. Bakes v1beta into every credential record saved through the form,
   even when the user never touched the field. If LiteLLM's internal
   gemini default URL ever changes, those persisted credentials keep
   hitting the stale path.

2. Bypasses `_get_gemini_url`'s automatic version routing for Gemini 3+
   models. That helper picks v1alpha for Gemini 3+ and v1beta for older
   models when api_base is unset. With the default pre-filled (and
   `_check_custom_proxy` then taking over because api_base is non-empty),
   Gemini 3+ requests get pinned to v1beta and may fail or behave
   unexpectedly — purely because the user accepted the visible default.

Fix: set `default_value` to `null` and move the canonical URL guidance
into the `placeholder` (visible to the user, never persisted) and an
expanded tooltip. UX is unchanged — the URL is still shown in the
greyed-out input — but the auto-version-routing path stays default.

Updated test_google_ai_studio_provider_fields_expose_api_base to assert
the new contract (`default_value is None`, `placeholder` carries the
canonical URL), with a comment pointing at the Greptile threads as the
rationale so future contributors don't accidentally re-introduce the
default.

26/26 tests in the file pass. JSON validates (`json.load` clean).

* feat(azure_ai): add gpt-5.5 to model cost map (#30428)

* feat(azure_ai): add gpt-5.5 to model cost map

Adds azure_ai/gpt-5.5 and its dated snapshot azure_ai/gpt-5.5-2026-04-23 to
both the canonical and bundled cost maps. gpt-5.5 is generally available on
Azure AI Foundry; pricing mirrors the openai gpt-5.5 entry, matching the
established azure_ai convention (verified identical for gpt-5.4), in the
azure tier structure (base / above-272k / priority). supports_minimal_
reasoning_effort is false, the capability that changed from gpt-5.4.

Fixes #30306

* Update tests/test_litellm/test_gpt_5_5_model_metadata.py

Co-authored-by: greptile-apps[bot] <165735046+greptile-apps[bot]@users.noreply.github.com>

---------

Co-authored-by: greptile-apps[bot] <165735046+greptile-apps[bot]@users.noreply.github.com>

* fix: guard check_and_fix_namespace against None key (#30435)

* fix: guard check_and_fix_namespace against None key

When user_id is None, the cache key can be None, causing
AttributeError: 'NoneType' object has no attribute 'startswith'
in check_and_fix_namespace.

Add an early return for None key to prevent the error and the
ERROR-level log noise it produces on every unauthenticated request.

Fixes #30424

* fix: update type annotations for check_and_fix_namespace

- key: str -> Optional[str] (now handles None input)
- return: str -> Optional[str] (returns None when input is None)

Addresses Greptile review concern about type signature mismatch.

* fix: revert check_and_fix_namespace type signature to str to fix MyPy downstream errors

* fix: update type annotations for check_and_fix_namespace

- Change signature from str -> str to Optional[str] -> Optional[str]
- Remove type: ignore comment on None return
- Add None guard in async_set_cache_sadd before passing to helper

Addresses review feedback from Sameerlite on type mismatch.

* Revert "fix: update type annotations for check_and_fix_namespace"

This reverts commit 5272920fa0.

---------

Co-authored-by: michaelxer <michaelxer@users.noreply.github.com>

* fix(cost): apply service_tier suffix to above-threshold cache rates and expose priority+threshold keys in ModelInfo (#30450)

* fix(cost): apply service_tier suffix to above-threshold cache rates and expose priority+threshold keys in ModelInfo

Models that publish both a service_tier (e.g. priority) rate and an above-threshold tier (e.g. _above_200k_tokens) currently bill cached tokens at the standard above-threshold rate rather than the priority above-threshold rate. Affected entries in the live pricing JSON include gemini-3-pro-preview, gemini-3.1-pro-preview and their vertex_ai/ and gemini/ variants, plus azure/gpt-5.4 and azure_ai/gpt-5.4. For a 250K-token priority request with 200K cached tokens against gemini-3-pro-preview, the leak is about 44 percent of the prompt cost.

Two stacked defects caused this. First, ModelInfoBase (and the ModelInfo pydantic class) and the get_model_info construction in litellm/utils.py omit the priority+above-threshold cost keys, so even if the calculator asked for them they would never reach it. Second, in _get_token_base_cost the cache_creation/cache_read tiered keys never get wrapped with _get_service_tier_cost_key, while the input/output tiered keys above and below do. The change here surfaces six new keys (input, output and cache_read at both 200k and 272k priority variants) and wraps the three cache tiered keys in _get_token_base_cost the same way input/output already are. _get_cost_per_unit's existing service_tier-to-base fallback covers models that ship the standard above-threshold rate without a priority variant.

Adds one regression test in tests/test_litellm/litellm_core_utils/llm_cost_calc/test_llm_cost_calc_utils.py that drives the actual generic_cost_per_token path for gemini-3-pro-preview at 200K cached + 50K text under priority and asserts the priority above_200k rates are picked. Verified the test fails on litellm_internal_staging without these changes and passes with them.

* fix(cost): drop guard on cache tiered keys so service_tier fallback can reach standard above-threshold rate

Addresses Greptile P1 on PR 30450. The previous commit wrapped cache_creation_tiered_key, cache_creation_1hr_tiered_key, and cache_read_tiered_key with _get_service_tier_cost_key (matching how the sibling input and output tiered keys are wrapped) but kept the surrounding 'if key in model_info' guards. For models that publish a standard above-threshold cache rate but no priority variant (gpt-5.4-pro, gpt-5.5-pro and their dated siblings, plus vertex_ai/claude-sonnet-4-5 for cache_creation), the guard short-circuits before _get_cost_per_unit's existing service_tier-to-base fallback can strip _priority and find the standard above-threshold key. The result on priority requests over the threshold was that those models silently dropped from the above-threshold rate back to the priority-base rate. Dropping the guard and calling _get_cost_per_unit unconditionally (mirroring how tiered_input_key and tiered_output_key are already handled) restores correct billing for that class of models while keeping the new priority+above-threshold behaviour for gemini-3-pro-preview and friends.

Adds a second regression test that pins generic_cost_per_token for vertex_ai/claude-sonnet-4-5 priority + above_200k with cached and cache_creation tokens to the expected standard above-threshold rates, so the guard cannot be silently reintroduced for either the cache_read or cache_creation path.

* fix(presidio): skip pre-call masking when guardrail is logging_only (#30461)

The Presidio pre-call hook masked the live request unconditionally, ignoring
the configured event hook. With mode: logging_only the masked request reached
the model, so its response echoed anonymization tokens (e.g. <PERSON>) instead
of the real output. Gate async_pre_call_hook on should_run_guardrail, matching
every other guardrail; logging_only masking still happens via async_logging_hook.

* fix(router): resolve list unhashable crash on model alias (#30464)

* fix(router): resolve list unhashable crash on model alias

Fixes the fallback parsing logic that mistakenly categorized standard array fallback definitions as override dictionaries when a deployment alias matches the literal string 'model'.

Closes https://github.com/BerriAI/litellm/issues/30459

* fix(router): address greptile review for fallback parsing edge cases

- Resolves ambiguity in standard vs override fallback dictionaries by iterating over all items and validating that no mapped litellm param resolves to a non-list type.
- Adds regression tests in test_router_order_fallback.py to prevent unhashable type crash from silently re-entering the codebase.

* chore(router): format code with black to pass CI

* fix(hosted_vllm): remove thinking_blocks and convert list content to strings (#30475)

* fix: hosted_vllm remove thinking_blocks and convert list content to strings

vLLM endpoints reject assistant messages with thinking_blocks converted
to content list blocks. This change removes thinking_blocks entirely
and converts any list content back to strings.

This fixes BadRequestError when using Claude Code with hosted_vllm
models that pass thinking_blocks in messages.

* fix(hosted_vllm): address Greptile review feedback

- Join multiple text blocks with newline instead of empty string
- Always set content to string (never None) to avoid vLLM validation errors

* fix(hosted_vllm): update chat transformation to clean assistant messages

* fix: re-raise exception instead of silently dropping MCP team permissions (#30477)

* fix: re-raise exception instead of silently
  dropping MCP team permissions

  When MCPRequestHandler.get_allowed_mcp_servers raises, the
  broad
  except was swallowing the error and returning only
  allow_all_server_ids,
  silently discarding all team-level object_permission grants.

  Fixes #30476

* fix: log full traceback when MCP permission lookup fails

Uses verbose_logger.exception() instead of warning() so operators
can see the full traceback when team-level object_permission grants
are dropped due to an internal error in get_allowed_mcp_servers.

Fixes #30476

* fix: remove timezone date expansion in daily-activity aggregation (#29569)

* fix: remove timezone date expansion in daily-activity aggregation

Single-day spend queries from non-UTC timezones over-counted by ~2x
because the previous implementation widened the SQL date range by a
full UTC day on whichever side the offset pointed. Spend is bucketed
in whole-UTC-day rows in LiteLLM_DailyUserSpend, so the expansion
pulled an extra 24h of unrelated bucket data per boundary.

Concretely on IST (UTC+5:30, offset -330): a single-day query for
2026-05-29 was rewritten to date >= 2026-05-28 AND date <= 2026-05-29
and returned spend across both UTC days. Sums of single-day queries
across a 5-day window then exceeded the equivalent multi-day aggregate
by ~50%, which is mathematically impossible.

Treat the local date range as the UTC date range. The aggregation
table has no hour-level granularity, so any conversion using only
date arithmetic must round to whole UTC days; the previous fix turned
that boundary slop into systematic over-counting. Pass-through trades
a small one-time slop at each end of the range for correct, monotonic,
additive results across single-day and multi-day queries.

Repro from production: bedrock/global.anthropic.claude-opus-4-8 over
2026-05-29 to 2026-06-02, IST timezone:
- 5-day aggregate: $701.39 / 1,831 reqs
- Sum of 5 single-day queries: $1,070.94 / 2,755 reqs
- Excess (was 1.527x): now matches within boundary slop

Adds regression tests in TestAdjustDatesForTimezone and
TestBuildAggregatedSqlQuery that pin the pass-through behavior and
the additivity invariant for any future implementation.

* ci: rerun checks on litellm_oss_branch base

---------

Co-authored-by: Sameer Kankute <sameer@berri.ai>

* fix: buffer native gemini sse frames (#30225)

* fix: buffer native gemini sse frames

* fix: scope native gemini sse buffering

* fix: check raw sse residual buffer size

* feat: updated openrouter provider to map max level to xhigh (#28881)

* feat(proxy): allow use_redis_transaction_buffer without redis cache (#28764)

* feat(proxy): allow use_redis_transaction_buffer without redis cache

* fix(proxy): require host or url for standalone buffer redis

* fix(mcp): fail closed when scope filter resolves to no servers (#30353)

`_get_allowed_mcp_servers_from_mcp_server_names` returned the caller's full
allowed-server set when the requested `mcp_servers` list (path- or
header-derived) resolved to nothing. URL/header namespacing therefore
appeared to work even when the requested name was unknown or the caller had
no grant — `/mcp/<typo>/` silently exposed every server the key could reach.

Fail closed instead: when `mcp_servers` is explicitly provided but nothing
resolves, return an empty list. The `mcp_servers=None` path (no scope
requested) keeps its existing behavior.

Co-authored-by: Claude Opus 4.7 <noreply@anthropic.com>

* fix(token-counter): handle Anthropic tool_reference blocks to stop dropped spend logs (#30302)

* fix(token-counter): handle Anthropic tool_reference blocks to stop dropped spend logs

`token_counter` did not know about Anthropic tool-search `tool_reference`
content blocks, a lightweight pointer to a deferred tool that shows up as
`{"type": "tool_reference", "tool_name": ...}`. When such a block appeared in
message content, `_count_content_list` fell through to its catch-all branch and
raised `Invalid content item type: tool_reference`.

On the streaming `anthropic_messages` proxy path that exception nulls
`response_cost`, which makes the proxy drop the entire SpendLogs row. The result
is a silent cost undercount on any tool-search traffic; the request succeeds for
the caller but the spend is never recorded.

This adds a `tool_reference` branch that counts the referenced `tool_name` (the
full tool definition is already counted via the `tools` param, so only the name
is added here) and handles an empty/missing name gracefully. The catch-all error
message is updated to list `tool_reference` among the expected types.

A regression test asserts that a message containing a `tool_reference` block no
longer raises and returns a positive token count, and that an empty `tool_name`
is handled without error.

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>

* fix(token-counter): collapse explicit None tool_name to empty string

In _count_content_list, c.get("tool_name", "") returns None when the
key is present with an explicit None value, and str(None) == "None"
which is truthy, causing a spurious token to be counted. Use
c.get("tool_name") or "" so both a missing key and an explicit None
collapse to an empty string and are skipped.

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>

* test(token-counter): cover catch-all for unknown content block type

Adds a regression test that calls `_count_content_list` with an unrecognized
content block type and asserts it raises `ValueError` whose message names the
offending type and lists `tool_reference` among the supported types. This
exercises the previously uncovered catch-all branch (codecov patch gap) and
pins the error contract.

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>

* test(token-counter): cover tool_reference on the spend/cost and streaming paths

Adds end-to-end regression tests that exercise the real public entry points
(`completion_cost` and `stream_chunk_builder`), not just the private
`_count_content_list` helper, for Anthropic tool-search `tool_reference`
content blocks.

These pin the actual bug the fix addresses: before the fix the `tool_reference`
block raised out of `completion_cost` -> the proxy logging layer nulled
`response_cost` and the spend callback dropped the SpendLogs row (silent cost
undercount on all tool-search traffic); and `stream_chunk_builder` swallowed the
same raise and collapsed prompt_tokens to 0. With the fix, cost is positive and
prompt_tokens are counted. Verified: 3 fail without the fix, 3 pass with it.

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>

---------

Co-authored-by: Claude Opus 4.8 (1M context) <noreply@anthropic.com>

* feat(cost): add cost mapping for deepseek-v4-flash and deepseek-v4-pro (#27056)

* feat(cost): add cost mapping for deepseek-v4-flash and deepseek-v4-pro

Adds pricing entries for the two new DeepSeek V4 models released on
2026-04-24, for both bare model names and the deepseek/ provider prefix.

Prices sourced from https://api-docs.deepseek.com/quick_start/pricing:
- deepseek-v4-flash: $0.14/M input, $0.28/M output
- deepseek-v4-pro:   $1.74/M input, $3.48/M output

Cache hit price set to 1/10 of input (per DeepSeek docs).
Context window: 1M tokens for both models.

Closes #26709

* fix(cost): update backup registry for deepseek-v4

* style: remove print statement from deepseek-v4 test

* feat(cost): add cost mapping for deepseek-v4-flash and deepseek-v4-pro

Adds pricing entries for the two new DeepSeek V4 models released on
2026-04-24, for both bare model names and the deepseek/ provider prefix.

Prices sourced from https://api-docs.deepseek.com/quick_start/pricing:
- deepseek-v4-flash: $0.14/M input, $0.28/M output
- deepseek-v4-pro:   $1.74/M input, $3.48/M output

Cache hit price set to 1/10 of input (per DeepSeek docs).
Context window: 1M tokens for both models.

Closes #26709

* fix: update deepseek-v4 prices to active discounted rates

* test: update deepseek-v4 prices in tests to match active discounted rates

* fix(deepseek): remove duplicate entries and update backup registry to active discounted rates

* fix: update max_output_tokens to 384K for deepseek-v4

* fix: correctly restore upstream models accidentally dropped during merge

* fix(tests): resolve failing claude-fable-5 and reasoning tests by safely updating cost map

- Pulled the latest cost map from upstream staging
- Safely appended deepseek-v4 mapping without deleting duplicate keys or formatting via json.dump

* fix(tests): correct deepseek model cache prices and update JSON schema

- Appended both prefixed and bare deepseek-v4 models to satisfy test assertions
- Corrected deepseek-v4-pro expected cache hit and token prices based on latest review updates
- Added missing realtime endpoint to test_utils.py INTENDED_SCHEMA

* fix: remove accidental azure/gpt-realtime-whisper addition

---------

Co-authored-by: Dushyant Acharya <dushyantacharya@Dushyants-MacBook-Pro.local>

* feat(key/info): expose per-model budget usage in /key/info response (#30394)

* feat(key/info): expose per-model budget usage in /key/info response

Add model_max_budget_usage to /key/info and /v2/key/info responses.
For each model in model_max_budget, reads current-period spend from
the same DualCache used by the budget enforcer and returns it alongside
the limit and time period so callers can see how much of each model
budget has been consumed in the active window.

* test(key/info): add coverage for model_max_budget_usage in v1 and v2 endpoints

Add tests for the model_max_budget_usage enrichment in both info_key_fn
and info_key_fn_v2, covering the budget-present path, the empty-budget
path, and the v2 batch endpoint.

* fix(key/info): source model_max_budget current_spend from SpendLogs instead of DualCache

The DualCache used for enforcement is ephemeral and only populated when budget metadata
is present at request time. Fall back to a direct LiteLLM_SpendLogs DB aggregation
using the budget period window (budget_reset_at - budget_duration) for accurate reporting.
Also fall back to litellm_budget_table.model_max_budget when the key's top-level field
is empty, and round current_spend to 4 decimal places.

* test(key/info): cover remaining branches in model_max_budget_usage helpers

Add unit tests for: prisma_client=None early return, DB query exception swallowing,
invalid budget_duration handled by _compute_budget_period_start, budget_reset_at
received as a datetime object (Prisma native type), max_seconds=0 early return, and
skipping models that lack a budget_duration. Also remove an unreachable except branch
where fromisoformat would fail after _compute_budget_period_start already validated the
same value.

* test(key/info): cover except path for unparseable per-model budget_duration

* fix(key/info): compute per-model rolling windows in model_max_budget_usage

Each model in model_max_budget now gets its own time window derived from
its own budget_duration, rather than sharing a single window computed as
the max (or the budget table's reset_at). This matches what the DualCache
enforcer actually tracks and prevents current_spend from being inflated
for models with shorter windows.

_query_model_spend_for_period is refactored to accept a model filter
(handling provider-prefix variants in SQL) and return a float directly.
_compute_budget_period_start and the budget_table window path are removed
as they are no longer needed.

* refactor(model_max_budget_limiter): remove dead get_current_period_spend method

* refactor(key/info): strip synthetic formatter noise from PR diff

Restore key_management_endpoints.py and test_key_management_endpoints.py
to origin/litellm_internal_staging, then re-apply only the intentional
additions: _query_model_spend_for_period, _build_model_max_budget_usage,
the two endpoint patches (info_key_fn / info_key_fn_v2), and the new
test suite. The previous commits had reformatted ~300 pre-existing lines
across both files, making the functional diff unreadable.

* test(key/info): cover empty-rows path in _query_model_spend_for_period

* fix(model_max_budget_limiter): guard BudgetConfig construction inside try/except

A malformed model entry in the DB (e.g. non-numeric max_budget from a
manually edited or migrated row) caused BudgetConfig(**budget_info) to
raise a Pydantic ValidationError outside any exception guard, surfacing
as a 500 for the entire /key/info or /v2/key/info call. Merging both
try/except blocks into one ensures bad entries are silently skipped,
consistent with the existing duration_in_seconds guard.

* fix: don't stack provider prefix on wildcard models with a custom prefix (#30360)

* fix: don't stack provider prefix on wildcard models with a custom prefix

get_known_models_from_wildcard expanded provider-prefixed model ids (e.g.
"ollama/gemma3:1b" from get_provider_models) by prepending the wildcard's
prefix whenever the id did not already start with it. With a custom wildcard
prefix such as "ollama_server1/*" (used to distinguish multiple Ollama
instances), this produced "ollama_server1/ollama/gemma3:1b", which is
uncallable and breaks /v1/models.

When the expanded id already carries a provider prefix, replace it with the
wildcard's prefix instead of stacking both. Matching-prefix and bare-model
cases are unchanged.

Fixes #30358

* fix: only strip a known provider prefix when expanding custom wildcard prefixes

The wildcard expansion replaced the leading slash segment of every expanded id with the wildcard prefix whenever the id did not already start with it. For ids whose first segment is an org rather than a litellm provider (for example a provider returning "meta-llama/Llama-3-8B" with no outer provider prefix), that dropped the org and produced an uncallable id

Only strip the leading segment when it is a recognized provider (membership in LlmProviders); otherwise keep it and just prepend the wildcard prefix. Provider-prefixed ids like "ollama/gemma3:1b" still have their prefix replaced, so the original fix is unchanged for known providers

* address greptile review feedback: log dropped non-text vLLM assistant content blocks (greploop iteration 1)

* fix(ci): format credential_form_helpers test + regenerate dashboard schema.d.ts

* fix(proxy): raise litellm.BadRequestError for missing model param

When no model is passed, route_request now raises a litellm.BadRequestError
('Missing model parameter') instead of falling through to ProxyModelNotFoundError.
This keeps the missing-param error clear and independent of router wildcard
state. Unknown (non-empty) model names still raise ProxyModelNotFoundError.

* Revert "fix(proxy): raise litellm.BadRequestError for missing model param"

This reverts commit 9240da403c.

* Revert "fix(router): clean pattern_router state on upsert/delete (#29601)"

This reverts commit ad4e6e2395.

* fix: correct streaming and key budget usage reporting

* fix(hosted_vllm): type assistant tool_calls to satisfy mypy

* feat: aws secret manager cross region replication (#30368)

* feat(aws-secret-manager): add replica_regions cross-region replication after CreateSecret

When store_virtual_keys is enabled, async_write_secret() only wrote secrets
to the primary AWS region. Multi-region proxy deployments had no built-in
way to synchronize virtual key secrets across regions through LiteLLM,
requiring external replication mechanisms.

Add replica_regions support to AWSSecretsManagerV2:
- New replica_regions field in KeyManagementSettings (types/secret_managers/main.py)
- New async_replicate_secret() method that calls ReplicateSecretToRegions API
- async_write_secret() calls replication after successful CreateSecret
- Replication failure is logged as a warning but does NOT fail key creation
- load_aws_secret_manager() forwards replica_regions from key_management_settings

Configuration example:
  key_management_settings:
    store_virtual_keys: true
    replica_regions:
      - us-west-2
      - eu-west-1

When replica_regions is omitted or empty, behavior is unchanged.

* test(aws-secret-manager): restore litellm.secret_manager_client after test to prevent state pollution

* test(aws-secret-manager): add coverage for HTTP error and replication exception paths

* fix: restore litellm.secret_manager_client global state in test; add replication log proof

- Global state in test_load_aws_secret_manager_passes_replica_regions was
  already guarded with try/finally (committed in previous pass); no further
  change needed for Fix 1.
- Fix 2: add verbose_logger.info("ReplicateSecretToRegions called …") inside
  async_replicate_secret so callers get an observable INFO log line whenever
  replication fires.
- Add test_replication_fires_on_create: calls async_replicate_secret directly
  with caplog.at_level(INFO, logger="LiteLLM") and asserts "ReplicateSecretToRegions"
  appears in the captured log output, proving the code path executes.

* fix: pass request to streaming generators

* fix(hosted-vllm): preserve assistant structured content

* fix(hosted_vllm): satisfy mypy on preserved structured content assignment

* chore: resolve litellm_internal_staging merge conflicts for #30527 (#30554)

* chore(codecov): add Batches, Videos, and Realtime components (#30517)

* chore(codecov): add Batches, Videos, and Realtime components

Define per-feature Codecov components so PR comments track coverage
for batch API, video generation, and realtime streaming paths.

Co-authored-by: Cursor <cursoragent@cursor.com>

* chore(codecov): use wildcard path for Batches proxy component

Align batches_endpoints glob with Videos, Realtime, and Proxy_Authentication.

Co-authored-by: Cursor <cursoragent@cursor.com>

---------

Co-authored-by: Cursor <cursoragent@cursor.com>

* test(batches): move orphan tests into tests/test_litellm for CI coverage (#30510)

Four batch-related tests lived under tests/litellm/ and were never picked
up by GitHub Actions. Relocate them and fix gemini multimodal e2e to use
the batchEmbedContents path expected for gemini/ provider.

Co-authored-by: Cursor <cursoragent@cursor.com>

* fix(guardrails): run pre_call hook once for model-level guardrails (#30543)

* fix(guardrails): run pre_call hook once for model-level guardrails

A CustomGuardrail attached to a deployment via litellm_params.guardrails
gets its async_pre_call_hook invoked twice per request: once by the proxy
pre-call loop and again by async_pre_call_deployment_hook after the router
spreads the model-level guardrails into the top-level request kwargs.

Record in request metadata that the proxy pre-call loop already ran a given
guardrail, and have the deployment hook skip it when the marker is present.
Direct-SDK usage never runs the proxy loop, so the deployment hook stays the
sole invocation there and still fires exactly once.

The marker key is stripped from untrusted caller metadata so a request body
cannot suppress a model-only guardrail by pre-seeding it.

* fix(guardrails): mark pre_call dedup on the post-hook request data

Record the exactly-once marker after async_pre_call_hook runs, on the data
object that flows downstream, rather than before it. A guardrail whose hook
returns a brand-new request dict (instead of mutating or spreading the one it
received) would otherwise discard the marker, letting the deployment hook
re-run the guardrail a second time.

* fix(guardrails): stop re-initializing DB guardrails on every poll (#30542)

* fix(guardrails): stop re-initializing DB guardrails on every poll

InMemoryGuardrailHandler._has_guardrail_params_changed compared the
in-memory LitellmParams against the raw dict loaded from the DB. The
in-memory side carries every field default and coerces enums via
model_dump(), while the DB side only holds the keys originally stored,
so the two shapes never compared equal and the guardrail was rebuilt on
every poll cycle.

Each rebuild created a fresh instance, but delete_in_memory_guardrail
only removed the old callback from litellm.callbacks. Request handling
promotes guardrail callbacks into the success/failure/async lists, so
the previous instance stayed referenced there and instances accumulated.

Normalize both sides through LitellmParams(...).model_dump() before
diffing, and purge the callback from every callback list on delete.

* refactor(guardrails): narrow params-normalization fallback to ValidationError

The comparison normalizer caught a bare Exception and silently fell back
to the raw dict, which hid the cause and quietly degraded the affected
guardrail back to re-initializing on every poll. Catch only the
ValidationError that LitellmParams construction can raise, log a warning
so the offending row is diagnosable, and let any other error surface
instead of being swallowed.

* refactor(callbacks): add remove_callback_from_all_lists helper to manager

Move the knowledge of which callback lists a callback can be promoted
into out of the guardrail registry and into LoggingCallbackManager, where
the rest of the callback-list bookkeeping already lives. delete_in_memory_guardrail
now delegates to the new helper instead of iterating the lists itself.

* chore(oss): litellm oss staging 150626 (#30463)

* fix(pricing): add GitHub Copilot MAI Code Flash pricing (#30415)

* fix(pricing): add GitHub Copilot MAI Code Flash pricing

Add GitHub Copilot pricing entries for MAI-Code-1-Flash and the internal Copilot CLI model name so cost calculation can price input, cached input, and output tokens.

Co-authored-by: Copilot <223556219+Copilot@users.noreply.github.com>

* test(pricing): cover GitHub Copilot MAI Code Flash pricing

Add regression coverage for both GitHub Copilot MAI-Code-1-Flash model names, including cached input pricing, chat endpoint metadata, and cost_per_token arithmetic.

Co-authored-by: Copilot <223556219+Copilot@users.noreply.github.com>

---------

Co-authored-by: Copilot <223556219+Copilot@users.noreply.github.com>

* fix(router/proxy): propagate completed_response through FallbackResponsesStreamWrapper for streaming /v1/responses container ownership (#30210) (#30213)

* fix(router/proxy): propagate completed_response through FallbackResponsesStreamWrapper for streaming /v1/responses container ownership (#30210)

#28990 added ownership recording for streaming /v1/responses via
_wrap_responses_stream_for_container_ownership, which reads
`getattr(stream_response, 'completed_response', None)` to extract the
ResponsesAPIResponse. The unit test bypassed the Router, so it never
exercised the production wrapping path.

Through the Router (every proxy deployment), the stream is wrapped by
FallbackResponsesStreamWrapper (router.py:2527). Its __init__ set
`self.completed_response = None` and __anext__ only forwarded chunks
— the inner source iterator's terminal event never bubbled up to the
attribute the ownership hook reads, so the hook silently recorded
nothing and every follow-up /v1/containers/<id>/files call returned
403 for non-admin keys.

This commit:

- router.py: pre-resolves the responses-API terminal event tuple
  (response.completed / .incomplete / .failed) once per
  _aresponses_streaming_iterator call, and has the wrapper's __anext__
  sniff each forwarded chunk's .type. First terminal event hit gets
  stored on the wrapper's completed_response. Iterator-agnostic — works
  for source_iterator AND any future wrapper.

- common_request_processing.py: when _extract_completed_responses_response
  returns None we now warn instead of silently skipping. Reporter on
  #30210 lost a day to this exact silent skip; the warning surfaces
  future regressions of the same shape directly in operator logs.

Fixes #30210

* fix(router): type-ignore wrapper getattr-defaults; broaden ownership-skip warning

CI lint (mypy) flagged the three pre-existing getattr(..., None) assignments
in FallbackResponsesStreamWrapper.__init__:

  router.py:2564 self.response = getattr(source_iterator, 'response', None)
  router.py:2565 self.model    = getattr(source_iterator, 'model', None)
  router.py:2566 self.logging_obj = getattr(..., None)

Those lines also exist on litellm_internal_staging and pass mypy there.
Adding the typed terminal-event tuple above the class made the function
body more narrowable, which surfaced the pre-existing mismatch — base
class declares non-Optional types but the bridge path
(LiteLLMCompletionStreamingIterator) legitimately omits these. Keep
the None fallback and silence with type: ignore[assignment].

Greptile 4/5 note: the ownership-skip warning hard-named code_interpreter
which misleads operators when a non-code_interpreter stream aborts.
Generalize to 'any tool container (e.g. code_interpreter)'.

* fix(register_model): drop synthesized zero costs to preserve sparse entries (#30198) (#30201)

* fix(register_model): drop synthesized zero costs to preserve sparse entries (#30198)

get_model_info synthesizes input_cost_per_token / output_cost_per_token = 0
when they are absent from the raw entry (the price-unknown and free cases
share the same representation). register_model then merges that result back
into litellm.model_cost, which flips a sparse entry from 'no cost keys'
(priced via model name) to 'cost keys = 0' (free).

That defeats _is_cost_explicitly_configured (#24949) on re-registration:
_is_model_cost_zero returns True, common_checks skips every tag / key /
team / user / org budget check for the group, and over-budget traffic
keeps returning 200. Spend keeps recording because cost calc still resolves
by model name, so the symptom is silent and only triggers on the second
register_model pass (router rebuild, /model/update, config sync).

Mirror the existing litellm_provider-None guard one block above and pop
the cost fields from the synthesized result when they are absent from the
raw entry and not in the caller's value. Caller-provided zeros (genuinely
free models, BYOK overrides) are preserved.

Fixes #30198

* fix(register_model): switch _raw_entry to is-None checks + drop dead test assertion

Greptile #30201 review notes:
- the `or`-chain in the raw-entry lookup treated an empty dict (a key
  with no fields) as falsy and fell through to the second arm — replace
  with explicit `is None` checks so a present-but-empty entry is still
  taken at face value.
- the first assertion in `test_router_double_init_keeps_db_model_entry_sparse`
  used `in (None, 0)` which passes under the bug condition (cost = 0
  matches the tuple); the strong follow-up assertion already covers
  every shape, so drop the dead branch.

* fix(bedrock mantle): use unique function-call id for responses->chat tool calls (#30426)

* fix(bedrock mantle): use unique function-call id for responses->chat tool calls

...

* fix(bedrock mantle): scope unique tool-call id fallback to degenerate call_id

The previous revision preferred the Responses item id for every tool call, which broke providers (and existing tests) where call_id is a unique, canonical correlation key. Restrict the fallback to the degenerate index-based call_id that Bedrock Mantle returns (call_0, call_1, ... resetting per response) and keep call_id otherwise. Revert the change to the OUTPUT_ITEM_DONE streaming handler, whose tool_call_chunk is never emitted (dead code, per review). Extend the regression tests to assert a normal call_id is preserved.

* fix(router): preserve azure_ad_token through CredentialLiteLLMParams for /v1/files + batches (#30235) (#30241)

* fix(router): preserve azure_ad_token through CredentialLiteLLMParams for /v1/files + batches (#30235)

Router.get_deployment_credentials_with_provider re-validates a
deployment's litellm_params through CredentialLiteLLMParams before
handing them to file/batch/passthrough callers:

    return CredentialLiteLLMParams(
        **deployment.litellm_params.model_dump(exclude_none=True)
    ).model_dump(exclude_none=True)

Any field NOT declared on CredentialLiteLLMParams gets silently dropped
on the way through. azure_ad_token was undeclared, so Azure deployments
using OAuth/M2M (azure_ad_token instead of a static api_key) silently
lost their token at the files endpoint and the proxy returned:

    Missing credentials. Please pass one of api_key, azure_ad_token,
    azure_ad_token_provider, ...

Declare azure_ad_token on CredentialLiteLLMParams alongside api_key /
api_base / api_version so it rides through the round-trip. Static-key
deployments stay unaffected (Optional, default None, dropped by
exclude_none=True). Provider-callable (azure_ad_token_provider) is a
separate concern and out of scope here.

Fixes #30235

* fix(ui-types): regenerate schema.d.ts for new azure_ad_token field

CI's 'Verify schema.d.ts matches the proxy OpenAPI spec' check
auto-detected the new field and emitted the exact diff to apply.
Two schemas had `aws_secret_access_key` from CredentialLiteLLMParams,
both get the new azure_ad_token marker next to it.

* fix(proxy): org_admin with own user_id now sees all org teams on /v2/team/list (#30247)

When the UI sends the callers own user_id (as it does for non-Admin
global roles), _enforce_list_team_v2_access now nulls it out for org
admins so _build_team_list_where_conditions scopes by organization_id
only -- matching the legacy /team/list behavior and the documented intent.

Fixes #30215

Co-authored-by: Claude Opus 4.6 <noreply@anthropic.com>

* test(vertex_ai): multi-region regression coverage for cachedContents host (#29571) (#29707)

litellm_internal_staging already routes the cachedContents URL through
get_vertex_base_url, fixing the multi-region 404 reported in #29571 —
but carries no test coverage for the actual regression scenario (eu/us
must resolve to the REP host aiplatform.{geo}.rep.googleapis.com).

Add TestContextCachingMultiRegionUrls: parametrized eu/us REP-host
assertions (including absence of the old broken {geo}-aiplatform host),
plus regional (us-central1) and global no-regression checks.

* fix(proxy): close upstream LLM stream when client disconnects mid-stream (#30245)

* fix(proxy): close upstream LLM stream when client disconnects mid-stream

When a streaming client disconnects, Starlette abandons the response
body iterator without calling aclose(), so the proxy's connection to
the upstream backend stays open until garbage collection, which may
never come. The backend (e.g. vLLM) keeps generating into a dead pipe:
small responses drain invisibly into TCP buffers while large ones block
the backend on a full send buffer indefinitely (observed via lsof as an
ESTABLISHED proxy->backend connection minutes after the client left)

create_response now returns a StreamingResponse subclass that closes
both its body iterator and the wrapped upstream-facing generator in a
shielded finally. The upstream generator is closed directly rather than
through a cascade because aclose() on a never-started generator skips
its body, which would make the cascade a no-op when the client
disconnects before the first chunk is sent.
async_streaming_data_generator also gains the same shielded
finally-aclose that async_data_generator in proxy_server.py already
had, covering the Anthropic and Google SSE paths

With this, killing a streaming client causes the backend to observe the
abort within about a second and free its slot, while completed streams
are unaffected. No flag is needed, unlike the non-streaming opt-in
cancel in #30223: this only releases resources after the client is
already gone and does not change any response a client can observe

Fixes #30244

* fix(proxy): close upstream even when body iterator aclose raises BaseException

Addresses the Greptile finding on #30245: the cleanup loop caught only
Exception while the generator-level cleanup catches BaseException, so a
CancelledError or GeneratorExit escaping body_iterator.aclose() would
skip closing the upstream generator. Both sites now use the same scope
and a regression test pins that the upstream is closed even when the
body iterator explodes with a BaseException

* fix(llms): expose aclose on BaseModelResponseIterator so stream close reaches the provider connection

The response-level close added for #30244 only worked for SDK-based
providers (e.g. openai), whose streams expose aclose all the way down.
Providers served by base_llm_http_handler (hosted_vllm and most modern
transformation-based providers) wrap a bare response.aiter_lines()
generator in BaseModelResponseIterator, which had no aclose or close at
all, and nothing retained the httpx response object; so
CustomStreamWrapper.aclose() silently did nothing and the upstream
connection stayed open. Verified with a vLLM-style mock: with
hosted_vllm/ the backend streamed all 100 chunks to completion after
the client disconnected, while openai/ aborted at chunk 6

BaseModelResponseIterator now carries an optional http_response and an
aclose() that closes it; make_async_call_stream_helper attaches the
response after building the iterator. With this, hosted_vllm aborts the
backend within ~1.6s of the client dropping, and completed streams are
unaffected

---------

Co-authored-by: kursad <kursad.lacin@brado.net>

* feat(anthropic): surface compaction usage iterations data (#27065)

* feat(anthropic): surface compaction usage iterations data

* style: apply black formatting to fix lint checks

* fix(usage): correct calculate usage with cached tokens when use ChatCompletionUsageBlock (#30422)

* fix(usage): correct calculate usage with cached tokens when use ChatCompletionUsageBlock

* fix(usage): optimize test imports

* feat: add fastCRW search provider (#30434)

* feat(provider): add LibertAI as a JSON-configured OpenAI-compatible provider (#30203)

* feat(provider): add LibertAI as a JSON-configured OpenAI-compatible provider

* libertai: update served endpoints backup + add mode/matrix tests

Addresses review feedback:
- Add libertai to litellm/provider_endpoints_support_backup.json, the file
  actually served by GET /public/supported_endpoints (the root
  provider_endpoints_support.json already had it).
- Add tests asserting bge-m3 normalizes to mode='embedding' and that the
  served matrix lists libertai. embeddings stays false: the JSON-configured
  provider path only wires chat routing (OpenAILike embedding handler is
  reached only for literal openai_like/llamafile/lm_studio), matching the
  llamagate precedent; bge-m3 remains in the cost map for metadata.

---------

Co-authored-by: Moshe Malawach <moshemalawach@users.noreply.github.com>

* feat(provider): add ModelScope as an OpenAI-compatible provider (#28460)

* add ModelScope API support

* add modelscope api support

* update modelscope model list

* add image-genetation support

* update test and multimodal

* fix: address PR review feedback for modelscope provider

* update README

* fix(customer_endpoints): restrict /customer/daily/activity to admin-only (#28849)

* fix(customer_endpoints): restrict /customer/daily/activity to admin-only

* fix(customer_endpoints): check role before prisma_client guard

* fix(custom_guardrail): key disable_global_guardrails takes precedence over team guardrail list (#28563)

* fix(fallbacks): preserve fallback model in SDK fallback responses (#28260)

* fix(fallbacks): preserve fallback model in response when using SDK-level fallbacks

* fix(fallbacks): gate x-litellm-* passthrough to trusted callers only

The previous patch unconditionally let `x-litellm-*` keys bypass the
`llm_provider-` prefix in `process_response_headers`. That function is
also called on raw upstream-provider response headers (e.g. from
`llm_http_handler.py`), so a malicious provider could return
`x-litellm-attempted-fallbacks` and spoof a LiteLLM-internal marker,
bypassing the proxy model-override guard.

Add a `preserve_litellm_internal_headers` flag (default False). Only
`response_metadata.py`, which re-processes the already-built
`_hidden_params["additional_headers"]` dict (LiteLLM-owned), passes
True. Raw provider header callsites keep the default False, so upstream
`x-litellm-*` still gets the `llm_provider-` prefix.

Adds a regression test for the spoofing case and renames the existing
preserve test to make the trusted-path semantics explicit.

* fix(fallbacks): ignore preserve_litellm_internal_headers for raw httpx.Headers inputs

* style(core_helpers): apply black formatting

* fix(lint): remove banned typing.List/Dict/Any imports and suppress PLR0913 on interface overrides

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

* fix(lint): apply black formatting to modelscope chat transformation

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

* fix(lint): replace noqa with proper fixes — use **kwargs and Awaitable instead of Any/List

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

* fix(lint): remove unused AllMessageValues import

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

* revert: restore base_model_iterator.py to original PR state

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

* fix(lint): restore full method signatures for MyPy compatibility; bump PLR0913 budget for new provider files

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

* fix(lint): use @override to suppress PLR0913 on inherited signatures instead of bumping budget

The overrides keep their full base-class signatures for MyPy compatibility, but those signatures carry more than five parameters, which tripped PLR0913 on each subclass redeclaration. Since the arity is dictated by the base class and cannot be reduced, decorate the overrides with typing_extensions.override; ruff treats that as the intended signal that the parameter count is not under the author's control and skips PLR0913. This restores the PLR0913 baseline to 1813.

* fix(lint): add @override to modelscope image generation overrides

Apply the same typing_extensions.override treatment to the image generation config so its inherited-signature overrides do not count against PLR0913.

---------

Co-authored-by: Joel Tony <github@jaytau.com>
Co-authored-by: Copilot <223556219+Copilot@users.noreply.github.com>
Co-authored-by: hcl <chenglunhu@gmail.com>
Co-authored-by: ztko <96878659+koztkozt@users.noreply.github.com>
Co-authored-by: Nahrin <nahrin@nahrinoda.com>
Co-authored-by: Claude Opus 4.6 <noreply@anthropic.com>
Co-authored-by: Humphrey <a739376838@gmail.com>
Co-authored-by: kursadlacin <kursadlacin@gmail.com>
Co-authored-by: kursad <kursad.lacin@brado.net>
Co-authored-by: Dushyant Acharya <dushyantacharya873@gmail.com>
Co-authored-by: Yuriy <yuriy.shuyskiy@gmail.com>
Co-authored-by: Recep S <22618852+us@users.noreply.github.com>
Co-authored-by: Moshe Malawach <moshe.malawach@protonmail.com>
Co-authored-by: Moshe Malawach <moshemalawach@users.noreply.github.com>
Co-authored-by: Rongkun Yan <2493404415@qq.com>
Co-authored-by: Varshith <kvarshithgowda@gmail.com>
Co-authored-by: Mateo Wang <277851410+mateo-berri@users.noreply.github.com>

* ci(lint): add blanket-noqa, dataclass-default, and unused-noqa Ruff rules (#30516)

* ci(lint): enforce blanket-noqa, dataclass-default, and unused-noqa rules

Enable PGH004 (blanket-noqa), RUF008 (mutable-dataclass-default),
RUF009 (function-call-in-dataclass-default-argument), and RUF100
(unused-noqa) in ruff.toml, and clean up every resulting violation.

RUF008/RUF009 were already clean. PGH004/RUF100 surfaced ~335 stale or
blanket noqas: blanket `# noqa` are now scoped to the rule they actually
suppress (mostly T201), dead directives are removed, and inapplicable
codes are trimmed (e.g. F401 dropped from `import *`).

lint.external lists rules enforced outside this config (the strict-rule
gate via ruff-strict.toml and upstream litellm's own ruff config) so
RUF100 keeps the noqa directives that protect them instead of stripping
coverage this config can't see.

* ci(lint): trim RUF100 external list to load-bearing codes only

Drop the 9 precautionary strict-gate codes (ANN001/002/003/401, B006,
PLR0913, PLW0603, RUF012, TID251) that have zero `# noqa` references in
the gated source. Keep only the 11 codes with live suppressions so
RUF100 doesn't flag them as unused. Future strict-gate suppressions can
re-add codes here (or fix the underlying issue) as needed.

* ci: ratchet lint and type-check gates (ruff preview, ANN, mypy, basedpyright) (#30379)

* ci: enable ruff preview rules under the budgeted strict gate

Turn on ruff preview in the strict-budget lane (ruff-strict.toml) only,
leaving the clean gate (ruff.toml) untouched so make lint-ruff stays at
zero. Enumerate the 118 firing codes explicitly with
explicit-preview-rules so the gate is deterministic and stable across
ruff upgrades rather than depending on preview auto-selecting the broad
catalog.

Grandfather the existing 58438 violations into ruff-strict-budget.json
as per-rule baselines with headroom, so only net-new violations fail CI.
The existing ten rules keep their hand-tuned slack; the new rules get
slack 10 when the baseline is 50 or more and 3 otherwise.

* ci: add ANN return-type rules to the budgeted strict gate

Add ANN201/202/204/205/206 (missing return annotations) to the strict
lane and grandfather the existing counts into ruff-strict-budget.json so
the codebase ratchets toward explicit return types without breaking CI.

* ci: add mypy (disallow_untyped_defs) and basedpyright strict gates with baselines

Add two type-check gates, each grandfathering the current tree so only
net-new violations fail CI, matching the ruff strict-budget ratchet.

mypy gains disallow_untyped_defs in litellm/mypy.ini (the config the CI
invocation actually reads; the root [tool.mypy] is not picked up from the
litellm/ working dir). The 4885 existing missing-annotation errors are
captured in litellm/.mypy-baseline.txt and the run is piped through
mypy-baseline filter so new untyped defs are rejected.

basedpyright runs in strict mode over litellm/, with
enableTypeIgnoreComments disabled so it only honors '# pyright: ignore'
and never polices mypy's '# type: ignore'. The existing strict diagnostics
are grandfathered into .basedpyright/baseline.json.

Both tools are pinned in the dev group and uv.lock; the lint workflow and
Makefile run them filtered through their baselines, with
lint-mypy-baseline-update and lint-basedpyright-baseline-update to ratchet.

* ci: raise lint job timeout to 15m for the basedpyright strict pass

* ci: pin pythonVersion 3.12 and regenerate baselines against merged base

Merge litellm_internal_staging so the baselines cover code the CI merge
includes (e.g. the cisco_ai_defense guardrail), which otherwise tripped
the mypy gate with 3 ungrandfathered no-untyped-def errors. Pin
pythonVersion 3.12 in pyrightconfig so basedpyright's strict analysis is
reproducible across interpreter versions (CI runs 3.12).

* ci: regenerate basedpyright baseline against the frozen lint env

The previous baseline was generated with optional provider deps (azure,
google, anthropic, mcp, numpydoc, google-genai) installed locally, so CI's
dev-only env surfaced ~3500 reportUnknown*/reportMissingTypeStubs errors
not in the baseline. Regenerate after uv sync --frozen so the baseline
reflects the same dependency set the lint job sees.

* ci: regenerate basedpyright baseline on python 3.12 frozen env

The prior baseline still carried proxy-dev packages (e.g. prisma) that the
lint job's dev-only, python 3.12 env lacks, leaving 2 unresolved-import
errors ungrandfathered. Regenerate in a python 3.12 venv synced to the
frozen lock with default groups only, so the baseline matches exactly what
CI sees.

* ci: replace type-check baselines with per-file count budgets

The mypy and basedpyright baselines were position-sensitive (and the
basedpyright one was a 27MB file), so ordinary line shifts churned them.
Replace both with a per-file count gate: scripts/type_check_gate.py reduces
each tool's output to errors-per-file and checks it against a committed
{file: max} budget, ignoring line and column numbers. A file fails only
when it gains more errors than its ceiling; debt can't be shuffled between
files because each file has its own cap and new files default to zero.

Budgets (mypy-file-budget.json 48K, basedpyright-file-budget.json 96K) are
generated in the python 3.12 frozen lint env so they match CI. Drops the
mypy-baseline dependency; basedpyright runs without its native baseline.
ratchet via make lint-mypy-budget-update / lint-basedpyright-budget-update.

* ci: add a small per-file slack to the type-check gate

Allow each file to drift PER_FILE_SLACK (5) errors past its recorded count
before failing, so a basedpyright inference ripple in an unrelated file
doesn't break the build over a couple of errors. Budgets still record exact
counts; the tolerance is applied at check time.

* ci: move type-check slack into the budget json and trim lint timeout

Make slack declarative: the budget is now {"slack": N, "files": {path: count}}
so the tolerance is tuned in JSON without editing the script, mirroring how
ruff-strict-budget.json carries its slack. --update preserves the existing
slack. Also drop the lint job timeout from 15m to 10m; the mypy and
basedpyright passes add ~2m, leaving the job around 4-5m, so 10m is a
comfortable margin.

* ci: collapse fully-adopted ruff categories and drop inert preview flag

ANN (all nine non-removed rules) and BLE (its only rule) were spelled out
code-by-code; replace each with its category selector, which is exactly
equivalent in 0.15.3 (the removed ANN101/ANN102 are skipped by a category
selector and error when named explicitly). explicit-preview-rules was inert:
every selected rule is stable and nothing is selected by category, so the flag
had nothing to gate. Verified the strict-rule counts are identical before and
after (62379 each, zero per-rule drift), so no budget change.

* ci: drop redundant pyright dev dependency

Nothing invokes bare pyright in the Makefile, the linting workflow, or
scripts; the basedpyright gate added on this branch is the only type
checker that runs. basedpyright is a superset fork that reads the same
pyrightconfig.json and honors the same "# pyright: ignore" comments, so
pyright==1.1.408 in the ci group was dead weight. Regenerated uv.lock
under the same exclude-newer cutoff so the only change is removing
pyright and its package stanza

* ci: un-weaken mypy and error on Any in basedpyright

mypy: enable warn_return_any, drop the valid-type silencer, and stop globally ignoring missing first-party imports via [mypy-litellm.*] ignore_missing_imports = False, which surfaced eight real broken litellm.* imports the blanket ignore was hiding; third-party imports stay ignored. The per-file budget moves 4888 -> 5799 (902 no-any-return, 1 valid-type, 8 import-not-found), all grandfathered so only net-new errors fail and the ceilings ratchet down

basedpyright: error on reportExplicitAny and reportAny. The per-file budget moves 117033 -> 148946 (6931 explicit-Any, 24954 Any-typed expressions), grandfathered the same way

* ci: add Any-discipline gate on changed lines under litellm/

Add scripts/check_any_discipline.py, a type-aware gate that fails when a
changed line holds a value typed Any -- including the X | Any unions that
mypy --strict / basedpyright accept (e.g. re.Match.group() -> str | Any,
json.loads() -> Any, bare dict -> dict[Any, Any]).

It reuses the repo's mypyc-compiled mypy 1.19 via a custom generic AST
walker (mypyc precludes subclassing TraverserVisitor), loads litellm/mypy.ini
for parity with lint-mypy, and uses a dedicated incremental cache
(.mypy_cache_any) with mtime+hash invalidation to force re-checks. Scope is
changed-lines-only so editing a legacy file never forces cleaning its
existing Any debt; suppress a genuine typed/untyped boundary with
# any-ok: <reason> (ANY002 requires the reason).

Wire it into the Makefile (lint-any, lint, lint-dev), a parallel
any-discipline CI job with its own actions/cache, .gitignore, and the
CLAUDE.md / CONTRIBUTING.md docs.

* ci: move Any-gate codes into the shared LIT namespace

Renumber the Any-discipline checker into the LIT*** scheme owned by
scripts/check_type_discipline.py (PR #30500) so the two checkers share one
rule namespace and suppression convention:

  ANY001 -> LIT002  (Any-typed value; LIT002 was the retired/free slot)
  ANY002 -> LIT005  (any-ok without a reason; the shared suppression-reason code)
  ANY000 -> LIT000  (setup/build/read error; the shared error code)

Messages and behavior are unchanged; LIT005's text already matches the
"<token> requires a reason" shape used for cast-ok/guard-ok.

* ci: gate mypy and basedpyright per error rule, not per file

Switch the mypy/basedpyright budget gate from per-file error counts to
per-rule-code totals, mirroring the {rule: {baseline, slack}} shape of
ruff-strict-budget.json. A rule fails when its codebase-wide error count
exceeds baseline + slack, so violations are tracked by category rather
than by file location.

scripts/type_check_gate.py now parses mypy from its text output (trailing
[code]) and basedpyright from --outputjson (the JSON `rule` field), since
basedpyright's wrapped text diagnostics mis-attribute the rule on
continuation lines. Replace the *-file-budget.json files with freshly
captured *-code-budget.json baselines and update the Makefile, CI, and
CLAUDE.md accordingly.

* docs: prefer Pydantic validation over any-ok suppression

Point the Any-discipline guidance at validating Any with Pydantic (a model
or TypeAdapter that returns a typed value or raises) and frame
# any-ok as a last resort that should ideally never be used.

* chore: remove extraneous comment

* chore: make the CLAUDE.md more concise

* chore: clean up bloated CONTRIBUTING.md additions

* chore: make Makefile more concise

* ci: add the lint-budget-update target CLAUDE.md references

CLAUDE.md tells contributors to run make lint-budget-update, but the
target was never defined. Add it as an aggregate that re-captures the
ruff, mypy, and basedpyright budgets in one shot.

* ci: recapture mypy and basedpyright budgets in the lint env

The per-rule baselines were captured in a richer dependency env than the
CI lint job's uv sync --frozen, so CI resolved fewer types and reported
more errors than the budgets allowed (no-any-return 902 over cap 900, plus
several basedpyright reportUnknown* rules). Regenerate both in the frozen
env so they grandfather the true CI debt: mypy 5786 -> 5799 (no-any-return
890 -> 902, valid-type 1 restored), basedpyright 146213 -> 148942.

* ci: check out PR head sha in lint and any-discipline jobs

The default pull_request checkout uses refs/pull/N/merge, which folds the
latest base commits into HEAD. The diff-based gates (ruff delta, Any
discipline) then diff against the event's older base.sha and blame base's
own new commits on this branch; staging's otel-v2 and streaming changes
(#30326, #30485) tripped the Any gate on files this branch never touched.
Checking out the PR head sha makes the gates diff the real branch tip
against base, and pins the tree the mypy/basedpyright budgets were captured
against so their counts stay deterministic as the base advances.

* ci(lint): renumber Any-typed-value rule LIT002 -> LIT009

Free up LIT002 for the sibling type-discipline gate (check_type_discipline.py,
#30500), which groups its mutable-collection family at LIT001 (annotation) and
LIT002 (construction). This gate's Any-typed-value rule moves to LIT009 so the
shared LIT namespace stays contiguous with no holes; LIT000 and LIT005 are
unchanged.

* style: rename lint-strict-budget -> lint-ruff-budget

* ci: harden type-check gates against silent passes (greptile review)

type_check_gate.py: refuse to certify a vacuous run. The CI pipe swallows
the tool's exit code ('tool || true'), so a crashed mypy/basedpyright that
emits nothing would parse to zero errors, breach no ceiling, and pass.
is_vacuous_run() now fails when nothing was parsed but the budget expects
errors. Also wrap basedpyright's json.loads in a JSONDecodeError handler
that prints the offending output instead of dumping a raw traceback.

check_any_discipline.py: ALL_LINES was None, which dict.get() also returns
for a path absent from the line map, so a path-normalisation mismatch could
let a violation on an unchanged file pass the scope filter. Make ALL_LINES a
distinct sentinel object so 'whole file' and 'path missing' are unambiguous.

Adds tests for all three.

---------

Co-authored-by: Sameer Kankute <sameer@berri.ai>
Co-authored-by: Cursor <cursoragent@cursor.com>
Co-authored-by: Yassin Kortam <yassin@berri.ai>
Co-authored-by: Joel Tony <github@jaytau.com>
Co-authored-by: Copilot <223556219+Copilot@users.noreply.github.com>
Co-authored-by: hcl <chenglunhu@gmail.com>
Co-authored-by: ztko <96878659+koztkozt@users.noreply.github.com>
Co-authored-by: Nahrin <nahrin@nahrinoda.com>
Co-authored-by: Claude Opus 4.6 <noreply@anthropic.com>
Co-authored-by: Humphrey <a739376838@gmail.com>
Co-authored-by: kursadlacin <kursadlacin@gmail.com>
Co-authored-by: kursad <kursad.lacin@brado.net>
Co-authored-by: Dushyant Acharya <dushyantacharya873@gmail.com>
Co-authored-by: Yuriy <yuriy.shuyskiy@gmail.com>
Co-authored-by: Recep S <22618852+us@users.noreply.github.com>
Co-authored-by: Moshe Malawach <moshe.malawach@protonmail.com>
Co-authored-by: Moshe Malawach <moshemalawach@users.noreply.github.com>
Co-authored-by: Rongkun Yan <2493404415@qq.com>
Co-authored-by: Varshith <kvarshithgowda@gmail.com>

* chore: satisfy strict-rule and any-discipline gates for the staging bundle

The strict-rule budget and any-discipline gates added in #30379 flag the
bundle's new lines: blind-except (BLE001), legacy typing imports
(UP006/UP035/UP045), and values typed Any on changed lines (LIT009).

Type-fix the cleanly-fixable cases (function signatures, payload dicts as
dict[str, object], BudgetConfig.model_validate over **kwargs, direct
KeyManagementSettings attribute access over getattr, Optional[X] -> X | None)
and suppress the irreducible untyped boundaries (request/streaming dicts,
cache reads, httpx responses, asyncio primitives, Pydantic model_dump
navigation) with # any-ok and a short reason.

Also fix two any-discipline gate false positives so legitimate code is no
longer flagged: the synthetic Any in Coroutine/Generator send and yield
protocol slots (the awaited/returned value is still checked), and the
special-form Any of a TypedDict field's TempNode rvalue placeholder.

* chore: extend basedpyright slack to the two rules #30563 left at default

PR #30563 raised basedpyright slack to ~10% of baseline across the noisy reportUnknown*/reportAny family so staging bundles clear the per-rule gate, but it left reportArgumentType (slack 3) and reportPrivateUsage (slack 10) at their original tight values. This bundle pushes those two 10 and 1 over their caps respectively, so apply the same ~10% policy: reportArgumentType baseline 1863 -> slack 180, reportPrivateUsage baseline 1625 -> slack 160. No baselines move; only the slack on these two rules

* fix: handle duplicate tool calls and stream tail disconnects

* fix(proxy): mark stream completed before tail yields, not after [DONE]

Clients routinely close the connection right after the final chunk or the
terminating data: [DONE] frame. Setting stream_completed only after those
trailing yields made the GeneratorExit from that close fall into the
disconnect branch, recording false 499 client_disconnected metadata for a
response that already delivered all content and fired success logging, and
double-releasing the max_parallel_requests slot the success callback had
already released. Restore stream_completed before the trailing raw-SSE,
error, and [DONE] yields so terminal-marker closes are treated as the
successful completions they are. The tool_use dedupe guard is kept.

---------

Co-authored-by: apshada <49001649+apshada@users.noreply.github.com>
Co-authored-by: Aarkin Karnik <56022539+Aarkin7@users.noreply.github.com>
Co-authored-by: David Bochenski <david@goincremental.com>
Co-authored-by: Cai Songrui <1922909737@qq.com>
Co-authored-by: Martin Honermeyer <7229+djmaze@users.noreply.github.com>
Co-authored-by: songkuan-zheng <252822057+songkuan-zheng@users.noreply.github.com>
Co-authored-by: fangkang <fangkangm@gmail.com>
Co-authored-by: greptile-apps[bot] <165735046+greptile-apps[bot]@users.noreply.github.com>
Co-authored-by: Michael <52305679+michaelxer@users.noreply.github.com>
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2026-06-16 18:23:13 -07:00
Yassin Kortam
9fa74ad8b4
fix(guardrails): stop re-initializing DB guardrails on every poll (#30542)
* fix(guardrails): stop re-initializing DB guardrails on every poll

InMemoryGuardrailHandler._has_guardrail_params_changed compared the
in-memory LitellmParams against the raw dict loaded from the DB. The
in-memory side carries every field default and coerces enums via
model_dump(), while the DB side only holds the keys originally stored,
so the two shapes never compared equal and the guardrail was rebuilt on
every poll cycle.

Each rebuild created a fresh instance, but delete_in_memory_guardrail
only removed the old callback from litellm.callbacks. Request handling
promotes guardrail callbacks into the success/failure/async lists, so
the previous instance stayed referenced there and instances accumulated.

Normalize both sides through LitellmParams(...).model_dump() before
diffing, and purge the callback from every callback list on delete.

* refactor(guardrails): narrow params-normalization fallback to ValidationError

The comparison normalizer caught a bare Exception and silently fell back
to the raw dict, which hid the cause and quietly degraded the affected
guardrail back to re-initializing on every poll. Catch only the
ValidationError that LitellmParams construction can raise, log a warning
so the offending row is diagnosable, and let any other error surface
instead of being swallowed.

* refactor(callbacks): add remove_callback_from_all_lists helper to manager

Move the knowledge of which callback lists a callback can be promoted
into out of the guardrail registry and into LoggingCallbackManager, where
the rest of the callback-list bookkeeping already lives. delete_in_memory_guardrail
now delegates to the new helper instead of iterating the lists itself.
2026-06-16 11:17:49 -07:00
Yassin Kortam
ec9353cb69
feat(guardrails): add Cisco AI Defense integration (#28249) (#30338) 2026-06-12 23:21:23 -07:00
Sameer Kankute
ccc20b121f
fix(responses): presidio PII masking for Azure WebSocket and streaming (#30003)
* fix(responses): Presidio PII masking for Azure WebSocket and streaming

Wire Presidio into native Responses WebSocket forwarding and fix streaming output unmasking so masked tokens are restored for HTTP and WS clients.

Co-authored-by: Cursor <cursoragent@cursor.com>

* Fix unused imports in responses handlers

* fix(responses): address Greptile review - Azure WebSocket model URL and PII logging

- Add model_in_websocket_url() to BaseResponsesAPIConfig (default True) so
  providers can opt out of ?model= being appended to WebSocket URLs.
- Override model_in_websocket_url() to return False for Azure, since Azure
  sends the model in the response.create body, not the URL query string.
- Use this flag in llm_http_handler to conditionally append ?model=.
- Pass masked message to _store_input() instead of the original PII-containing
  message so logging destinations do not receive unmasked PII.

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

* fix(responses): mask nested response.create input format for Presidio PII

Handle the nested {"type":"response.create","response":{"input":[...]}}
format in _mask_response_create. Previously only the flat top-level input
was masked; the nested shape bypassed Presidio and forwarded raw PII
upstream. Now both shapes are normalized and masked before forwarding.

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

* style: apply black formatting to llm_http_handler and streaming_iterator

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

* style: suppress PLR0915 on async_responses_websocket

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

* fix(responses): add apply_to_output masking on Responses API WebSocket path

Previously the WebSocket guardrail filter excluded callbacks with
apply_to_output=True, leaving model-generated PII unmasked before
returning to the client.

- Collect apply_to_output callbacks separately in llm_http_handler and
  pass them to ResponsesWebSocketStreaming as output_guardrail_callbacks.
- Add _mask_response_completed method that calls check_pii(output_parse_pii=False)
  on text blocks in response.completed events, masking model output PII.
- backend_to_client now chains unmask (pii_tokens) → mask (apply_to_output)
  before forwarding each event to the client.

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

* fix(responses): unmask PII tokens in streaming delta events and warn on guardrail init failure

- Rename _unmask_response_completed -> _unmask_response_event and extend
  it to also unmask response.output_text.delta (and other delta types)
  so real-time streaming clients receive original values, not PII tokens.
- Split the broad except-and-swallow into ImportError (expected in SDK-only
  environments) vs Exception (unexpected — now logs a warning so operators
  know masking is disabled).

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

* fix(responses): enforce authorized model on WebSocket frames and remove proxy import

Security: add _enforce_authorized_model to ResponsesWebSocketStreaming that
overwrites both flat and nested model fields in every response.create frame
with the connection-authorized model, preventing deployment-substitution
attacks where an authenticated user sends a different model name in the frame
body after connecting with an allowed model.

Layering: remove the _OPTIONAL_PresidioPIIMasking isinstance check and proxy
import from the SDK handler. Use duck-typed checks (callable check_pii +
get_presidio_settings_from_request_data) so any guardrail implementing the
interface works, not just Presidio.

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

* fix(responses): add _unmask_pii_text to duck-typed contract and mask delta frames

- Add callable(_unmask_pii_text) check to the guardrail_callbacks filter so
  a custom guardrail missing that method cannot cause an AttributeError and
  silently kill the WebSocket session.
- Extend _mask_response_completed to also mask response.output_text.delta
  (and other delta types) for apply_to_output callbacks, so real-time
  streaming clients do not receive unredacted model-generated PII in deltas.

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

* Fix Responses WebSocket guardrail edge cases

* fix(responses): log masked output and suppress deltas when apply_to_output active

- Move _store_event to after _mask_response_completed so logs receive the
  redacted form, not raw model output containing PII.
- Suppress delta event forwarding when output_guardrail_callbacks are
  present: per-fragment Presidio cannot catch PII that spans multiple
  chunks (e.g. "alice@" + "example.com"). Clients receive only the
  fully-masked response.completed, which Presidio scans on complete text.

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

* fix(responses): mask and suppress response.output_item.done for apply_to_output

response.output_item.done carries completed item text in item.content[*].text
before response.completed arrives, allowing unmasked PII to reach the client.

- _unmask_response_event: unmask input-PII tokens in item.content[*].text
- _mask_response_completed: run check_pii on item.content[*].text for
  apply_to_output callbacks (same as response.completed handling)
- backend_to_client suppression: also skip response.output_item.done when
  output_guardrail_callbacks are active; client receives only the
  fully-masked response.completed

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

* fix(types): cast response_obj to ResponsesAPIResponse to satisfy mypy

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

* Revert "fix(types): cast response_obj to ResponsesAPIResponse to satisfy mypy"

This reverts commit d5969557628f9aff58948b9d37cc64d577f95a15.

* Revert "fix(responses): mask and suppress response.output_item.done for apply_to_output"

This reverts commit 219fd54ea3446f4399fde40c07ba0617e2834573.

* fix(types): accept dict responses in guardrail output write-back

Streaming response.completed events pass a dict response object, so widen
_apply_guardrail_responses_to_output to match its existing runtime handling.

Co-authored-by: Cursor <cursoragent@cursor.com>

* perf(responses): skip Presidio masking on suppressed WebSocket delta events

Delta events are dropped wholesale when apply_to_output masking is active,
so masking them first issued a wasted check_pii call per fragment. Move the
suppression check ahead of the unmask/mask passes; the event type is
invariant across both, so client-visible behavior is unchanged.

* test(responses): cover Responses WebSocket PII masking hooks

Add regression tests for the native Responses WebSocket guardrail path:
input masking and model enforcement in _mask_response_create, token
unmasking in _unmask_response_event, apply_to_output masking and delta
suppression in _mask_response_completed/backend_to_client, and the
get_websocket_url / model_in_websocket_url defaults for the base and
Azure configs. Raises diff coverage above the codecov patch target.

* fix(responses): suppress text-bearing done events under output PII masking

When apply_to_output masking is active on a native Responses WebSocket,
response.output_text.done, response.content_part.done, and
response.output_item.done carry the full model output before the masked
response.completed arrives, so an authenticated client could read
unmasked PII from those events. Suppress them alongside delta events; the
client receives only the fully-masked response.completed.

* refactor(responses): drop dead delta branch in WebSocket output masking

Delta events are suppressed in backend_to_client before _mask_response_completed
runs when output masking is active, so the method's delta-handling branch was
unreachable. Restrict it to response.completed and cover the Responses API
unmask path with a Pydantic ResponseCompletedEvent regression test.

* fix(presidio): flush buffered chat chunks on mixed unmask stream

_stream_pii_unmasking buffered ModelResponseStream chunks but returned
early once a /v1/responses event was seen, silently dropping the buffered
chat chunks. Flush them in order before switching to passthrough, mirroring
_stream_apply_output_masking, and cover it with a regression test.

* fix(responses): mask instructions and tool-call arguments in WebSocket PII path

Presidio masking on the native Responses WebSocket path left two gaps. On the
request side _mask_response_create only walked the input containers, so PII
placed in the instructions field of a response.create frame was forwarded
upstream and logged unmasked even with output_parse_pii enabled. Now both the
flat and nested instructions strings are masked alongside input.

On the response side _mask_response_completed only masked content text blocks,
so model-produced PII inside function-call arguments could reach the client when
apply_to_output was enabled, both via the standalone
response.function_call_arguments.done event and via the function_call output
items in response.completed. The done event is now suppressed under output
masking and completed function-call arguments are run through check_pii before
forwarding or logging.

* fix(responses): suppress reasoning_summary_text.done under output PII masking

* fix(responses): mask function_call_output.output in WebSocket PII path

response.create input items of type function_call_output carry
user-controlled text in output, not content, so the Presidio masking
pass forwarded that text upstream unmasked. Mask the output field
(string or list of text blocks) alongside content.

* fix(responses): mask reasoning summary PII in WebSocket output path

---------

Co-authored-by: Cursor <cursoragent@cursor.com>
Co-authored-by: Claude Sonnet 4.6 <noreply@anthropic.com>
Co-authored-by: mateo-berri <277851410+mateo-berri@users.noreply.github.com>
2026-06-12 07:27:03 -07:00
Sameer Kankute
7519e37d26
feat(proxy): enforce key/team guardrails on bedrock passthrough routes (#30194)
* feat(proxy): enforce key/team guardrails on bedrock passthrough routes

/bedrock/... passthrough routes silently skipped all guardrail hooks because
CallTypes.allm_passthrough_route had no entry in guardrail_translation_mappings.
Add a dispatcher (LlmPassthroughRouteHandler) registered for that call type that
routes to BedrockPassthroughGuardrailHandler for Bedrock Converse endpoints; wire
post_call_success_hook into both the JSON and AWS event-stream response paths in
common_request_processing, including full de-anonymization for streaming responses
with proportional text distribution across original event-stream delta frames.

* refactor(proxy): address greptile feedback on bedrock passthrough guardrails

Move botocore event-stream logic from proxy/ to BedrockPassthroughGuardrailHandler.de_anonymize_converse_stream; _handle_event_stream_allm_passthrough_route becomes a thin provider dispatcher. Pass custom_headers through _handle_non_streaming_allm_passthrough_route so early-return guardrail responses include x-litellm-call-id and related headers.

* style: run black on handler and common_request_processing

* refactor(proxy): dedupe non-streaming passthrough guardrail handling

Replace the inline JSON/eventstream block in the streaming-request branch
with a call to _handle_non_streaming_allm_passthrough_route so both paths
share one implementation and cannot diverge.

* fix(bedrock): preserve trailing bytes when re-encoding converse stream

The event-stream re-encoder only emitted parsed frames, so any trailing
bytes left after the parse loop (truncated/corrupt final frame, or fewer
than 16 bytes after the last complete frame) were silently dropped from
the de-anonymized output. Capture and re-append them so the transformer
never truncates the stream.

* fix(proxy): guard non-dict post-call hook return on bedrock passthrough JSON path

* fix(proxy): guard malformed JSON body on bedrock passthrough guardrail path

* fix(proxy): close guardrail bypass via tool result text and default-mode post-call guardrails on bedrock passthrough

Pre-call extraction only read top-level Converse text blocks, so blocked
content placed under toolResult.content[].text was forwarded to Bedrock
without the key/team guardrail seeing it. Extraction now walks nested tool
result text and write-back mutates the owning block in place.

Post-call buffering for passthrough used _has_post_call_guardrails, which
excludes event_hook=None guardrails. Those guardrails run at post_call, so
their output processing was skipped and the raw upstream body was returned.
Add a passthrough-specific predicate that counts them.

* refactor(proxy): route bedrock event-stream de-anonymization through llm passthrough dispatcher

Remove the hardcoded bedrock provider guard from common_request_processing
by delegating event-stream de-anonymization to LlmPassthroughRouteHandler,
which resolves the provider from the existing handler registry. Keeps
proxy/ provider-agnostic and reuses the same dispatch path as the input
and output guardrail handlers.

Also log instead of silently dropping the result when post_call_success_hook
returns a non-dict on the JSON and event-stream passthrough paths.

* fix(proxy): close guardrail bypass on bedrock invoke passthrough routes

Pre-call extraction and post-call output processing only handled Converse
shapes, so /bedrock/model/{modelId}/invoke and invoke-with-response-stream
returned unguarded. An authenticated caller could move blocked content into
an InvokeModel payload and skip the key/team guardrail entirely.

Non-Converse Bedrock routes now fall back to the generic passthrough handler,
which scans the full request and response payloads so blocking guardrails
still run, matching how other passthrough providers are guarded.

* fix(proxy): keep non-bedrock passthrough streams streaming under post-call guardrails

* fix(bedrock): scan non-text converse blocks for passthrough guardrails

Key/team guardrails on bedrock converse passthrough only saw top-level
text blocks, so a caller could hide prompt content in toolUse.input or
toolResult.content[].json and have it forwarded to Bedrock without the
configured guardrail inspecting it, bypassing blocking guardrails by
default. Walk those arbitrary-JSON subtrees and write masked values back
in place. Extend the non-streaming converse response path to the
equivalent model-output fields (toolUse.input, reasoningContent text and
citationsContent text) while leaving structural values such as reasoning
signatures and citation sources untouched.

* fix(bedrock): make passthrough guardrail string collection iterative and type-safe

Rewrite _collect_strings with an explicit stack so it no longer recurses,
satisfying the recursive-function CI guard, and widen the holder container
type so mypy accepts indexing JSON nodes by str or int keys.

* fix(proxy): scope passthrough post-call guardrail buffering to the request

Buffering the Bedrock event stream into a single non-streaming response was
gated on whether any post_call guardrail existed globally, so every
converse-stream request lost streaming once any post_call guardrail was
registered, even for keys that did not reference it. Mirror the gate used by
post_call_success_hook (should_run_guardrail against the request's merged
guardrails) so only requests whose key/team actually trigger a post_call
guardrail are buffered.

* fix(bedrock): guardrail non-text converse stream deltas on passthrough

de_anonymize_event_stream only routed delta.text through the post-call guardrail, so model output streamed in reasoningContent.text, toolUse.input or citationsContent.content[].text was forwarded raw and skipped masking/blocking. Collect every user-visible text field per contentBlockDelta, concatenate per logical stream so split mask tokens still reassemble, run them through the hook, then redistribute the guardrailed text back into the matching delta fields. This brings streaming coverage in line with the non-streaming Converse output handler.

* refactor(proxy): keep bedrock event-stream content-type detection in llms

Move the vnd.amazon.eventstream content-type check out of the proxy
passthrough path into BedrockPassthroughGuardrailHandler via the
LlmPassthroughRouteHandler dispatcher, so proxy code stays
provider-agnostic. Also patch the actually-called
_has_post_call_guardrails_for_passthrough in the malformed-body
regression test instead of the unused _has_post_call_guardrails.

* fix(proxy): forward upstream headers on bedrock guardrail passthrough responses

Mirror the non-guardrail passthrough path by merging the upstream
response headers (via get_response_headers) into the guardrailed
non-streaming and event-stream responses, so headers like
x-amzn-requestid survive when a post-call guardrail rewrites the body.
Drop the stray fastapi HTTPException import from the SDK-tree handler
test in favor of a local sentinel exception.

* fix(bedrock): scan tool definitions and additional request fields for passthrough guardrails

Converse passthrough guardrails only scanned system and message content, so
a key holder could route blocked or PII text through toolConfig tool names,
descriptions and input schemas or through additionalModelRequestFields, all
of which are still forwarded to Bedrock. Collect strings from those fields
too so key/team guardrails inspect and rewrite them, matching how the
chat-completions path forwards tool definitions to guardrails.

* fix(bedrock): log instead of silently dropping passthrough guardrail edge cases

* test(local): skip httpbin timeout probe when the service returns 5xx

local_testing_part1 was failing on test_post_delay_exceeds_per_request_timeout_raises
because httpbin.org/delay/10 intermittently answers 503 instead of delaying, so
HTTPHandler.post raised MaskedHTTPStatusError rather than the expected Timeout. The
test already means to skip when httpbin is unavailable, but its guard only probed
GET /get and ignored a server error on the delay endpoint. Treat a 5xx from httpbin as
'service unavailable' and skip, which is outside this repo's control, while still
asserting Timeout when httpbin genuinely delays.

* fix(proxy): set content-type on buffered bedrock passthrough event-stream responses

* fix(bedrock): skip passthrough output write-back when guardrail returns no texts

* fix(proxy): apply response-headers hook on guardrailed bedrock passthrough responses

* refactor(bedrock): import event-stream crc32 from binascii not botocore internals

* fix(proxy): scope bedrock passthrough stream buffering to de-anonymizable endpoints

Only buffer a passthrough event stream into a non-streaming response when the
resolved provider and endpoint actually have an event-stream guardrail handler
that can rewrite frames (Bedrock converse-stream). Other Bedrock event-stream
endpoints such as invoke-with-response-stream keep streaming, since the Converse
handler leaves their frames untouched and buffering would silently break the
streaming contract for no content change.

* test(ui-e2e): re-issue deep-link navigation when auth bootstrap drops the page param

navigateToPage deep-links to /ui?page=<page> then proceeds once the network
settles, but a fresh load can race the auth bootstrap: the app momentarily
treats the session as anonymous, bounces through /ui/login, and returns to the
default Virtual Keys page with the ?page= query param dropped. The helper never
checked where it actually landed, so any single bounce left callers asserting
against the wrong page and timing out (mcpServers, modelHub, addModel).

Confirm the requested page is what rendered and re-issue the navigation when it
was clobbered; auth is warm by the second load so the param sticks. Migrated
path routes are left alone since they intentionally leave the legacy root.

---------

Co-authored-by: mateo-berri <277851410+mateo-berri@users.noreply.github.com>
2026-06-12 07:23:29 -07:00
Sameer Kankute
cfcdf8714a
feat: litellm oss 110626 (#30202)
* Add gpt-realtime-whisper Realtime transcription support (OpenAI + Azure) (#29775)

* Add gpt-realtime-whisper Realtime transcription support (OpenAI + Azure)

Adds first-class support for the gpt-realtime-whisper streaming speech-to-text
model, which uses the Realtime transcription session API rather than the
file-based /audio/transcriptions path.

Model registration: registers gpt-realtime-whisper and azure/gpt-realtime-whisper
with audio-duration pricing (input_cost_per_second = 0.017/60, matching the
published $0.017/minute input audio rate).

REST endpoint: implements POST /v1/realtime/transcription_sessions (plus /realtime
and /openai/v1 aliases) to mint an ephemeral transcription session for the
WebRTC flow. Adds request/response types, OpenAI and Azure URL builders, a shared
base handler (refactored from the client_secrets handler), the
acreate_realtime_transcription_session SDK function, and route registration. The
proxy encrypts the ephemeral key returned under client_secret.value and records
the session type in the token so the follow-up /realtime/calls replays
type=transcription rather than type=realtime.

WebSocket: forwards intent=transcription through to the Azure handler (OpenAI
already received it) with URL-encoding, so gpt-realtime-whisper opens a
transcription session. Transcription-only sessions no longer trigger an
erroneous response.create.

Cost tracking: transcription sessions emit no response.done events; their usage
arrives on conversation.item.input_audio_transcription.completed as
{type: duration, seconds}. That usage is captured out-of-band (usage only, no
transcript duplication) and billed by input_cost_per_second, with a token-billed
fallback for token-priced transcription models.

Adds tests for pricing math, URL builders, request/response types, the proxy
route and SDK function, WebSocket intent forwarding, transcription-session
streaming behavior, and the /realtime/calls session-type replay.

* Address PR review: URL-encode all Azure WS query params; forward query_params through provider_config branch

* Address PR review: session_type validation, model auth fix, cost perf, billing fallback, detail/docs cleanup

* Improve test coverage: detection from backend, error paths, unknown usage type, resolved_model None

* Backport realtime transcription websocket fixes

* Enforce authorized realtime transcription model

* Enforce realtime transcription model access

* Enforce realtime resolved model scopes

* Enforce WebRTC transcription model scope

* Lazy evaluate debug log in pass-through endpoint (#30177)

* Pass through debug lazy logging

* fix(proxy): convert remaining eager pass-through debug logs to lazy formatting

* fix(parallel_ai): migrate search integration from v1beta to v1 endpoint (#30157)

* fix(parallel_ai): migrate search integration from v1beta to v1 endpoint

The Parallel Search API moved from /v1beta/search (processor: base/pro,
parallel-beta header) to /v1/search (mode: turbo/basic/advanced, no beta
header). Request fields moved too: max_results, source_policy, and excerpt
settings are now nested under advanced_settings, and source_policy uses
include_domains/exclude_domains. The v1 response returns publish_date per
result, which now maps to SearchResult.date instead of being hardcoded to
None. The legacy processor param is mapped to the equivalent mode so
existing callers keep working.

* fix(parallel_ai): default mode to basic and simplify param handling

The v1 API defaults to advanced mode when mode is omitted, while v1beta
defaulted to the base processor. Without an explicit default, callers who
pass no mode would be silently upgraded to a tier costing 2.25x more while
litellm's cost map reports the basic-tier price. Sending mode=basic
preserves the v1beta default and keeps cost tracking accurate.

Also replaces the handled_params set with pop-as-consumed param handling so
mapped params no longer need to be tracked in two places, and extends the
tests to pin the default mode, processor=base mapping, mode-over-processor
precedence, and top-level v1 param passthrough.

* fix(parallel_ai): avoid double /v1 when api_base is already versioned

A PARALLEL_AI_API_BASE like https://api.parallel.ai/v1 previously produced
.../v1/v1/search. Strip a trailing /v1 before appending the search path and
cover the api_base variants with a parametrized test.

---------

Co-authored-by: shin-berri <shin-laptop@berri.ai>
Co-authored-by: yuneng-jiang <yuneng@berri.ai>

* feat(focus): add Mavvrik destination for FOCUS export (#29935)

* fix: preserve responses streaming flag (#30189)

* fix: preserve responses streaming flag

* test: cover async responses streaming flag

* fix(spend/daily-activity): stable offset pagination via id tiebreaker (#30164) (#30167)

date alone is not a unique sort key for LiteLLM_DailyUserSpend or
LiteLLM_DailyTeamSpend (many rows per date: api_key x model x
model_group x provider x endpoint). Offset pagination over a
non-unique sort landed on arbitrary boundaries, so a client paging
through all results and summing per-page metrics (the Usage dashboard)
got non-deterministic totals - sometimes inflated, sometimes deflated,
different at different page_size values.

Adding the row's UUID id (present on both tables) as a secondary sort
gives every page a stable cursor. order=[{date desc}, {id asc}].

Fixes #30164

* fix(oci): inject a default maxTokens so omitted max_tokens doesn't truncate responses (#30018)

* fix(oci): inject default maxTokens so omitted max_tokens doesn't truncate

OCI GenAI applies a tiny server-side maxTokens default (~20 tokens) when the
request omits it, so any call that doesn't send max_tokens comes back cut off
mid-string with finishReason "length". MLflow judges never send max_tokens, so
their JSON responses arrived as unterminated strings and json.loads failed in
MLflow's gateway adapter.

When no maxTokens/maxCompletionTokens target is set, inject
DEFAULT_OCI_CHAT_MAX_TOKENS (env-overridable, defaults 4096), mirroring the
Anthropic config's default-max-tokens behaviour. An explicit max_tokens still
wins, and reasoning models still route to maxCompletionTokens. Used a fixed
default rather than the catalog max_output_tokens because the catalog value is
unreliable for some models (grok-4 reports max_output_tokens equal to its
context window, not a real output cap, which would risk 400s).

Adds TestOCIDefaultMaxTokens covering Cohere and generic injection, the
explicit-override case, and the reasoning maxCompletionTokens branch.

* test(oci): e2e regression that omitted max_tokens isn't truncated

Real-proxy integration test asserting a chat completion that omits max_tokens
completes with finish_reason "stop" instead of being cut off at OCI's ~20-token
server default. Fails before the maxTokens-default injection (finish_reason
"length", ~19 tokens), passes after.

* test(oci): update cohere default-params test for injected maxTokens

test_cohere_default_parameters asserted no maxTokens was injected, encoding the
old behaviour where OCI's ~20-token server default truncated responses. Now
that transform_request injects DEFAULT_OCI_CHAT_MAX_TOKENS, assert maxTokens
equals that default while the other params (topK/topP/frequencyPenalty) stay
pass-through with no hardcoded default.

* fix(oci): make DEFAULT_OCI_CHAT_MAX_TOKENS a plain constant

Drop the os.getenv override. The env knob was not requested and introducing a
new env var forced a cross-repo dependency on litellm-docs (test_env_keys.py
validates every referenced env var against the docs table there). A plain 4096
constant keeps the PR self-contained; callers who want a different limit pass
max_tokens explicitly per request.

* fix(oci): route all OpenAI commercial models to maxCompletionTokens

OCI serves OpenAI models (gpt-4.1, gpt-5.1 through 5.5, o-series) that
the litellm catalog doesn't track, so the supports_reasoning lookup
returned False for them and the provider sent maxTokens, which the
reasoning families reject with HTTP 400. With the injected default
maxTokens this broke every request to those models, not just ones with
an explicit max_tokens. Route the whole openai.* vendor prefix to
maxCompletionTokens since OpenAI accepts max_completion_tokens on every
chat model; the openai.gpt-oss-* open weights are served by OCI's own
stack and keep maxTokens. Verified live against gpt-5.2, gpt-5, gpt-4o,
gpt-4.1, gpt-oss-120b, llama-3.3, command-a and grok-3-mini

* test(oci): hoist transformation imports and drop unused ones

Makes the generic-chat test file ruff-clean: the per-test local imports
of OCIChatConfig/OCIVendors shadowed the module-level import (F811) and
left it unused (F401), and json plus three OCI type imports were never
referenced

* fix(oci): translate response_format json_schema to OCI's accepted shape (#29691)

* fix(oci): translate response_format json_schema to OCI's accepted shape

OCI GenAI rejected every json_schema response_format with HTTP 400
"Please pass in correct format of request", which broke structured-output
callers such as MLflow LLM judges (they always send a json_schema).

The provider forwarded OpenAI's raw json_schema body unchanged. For GENERIC
models OCI's ResponseJsonSchema accepts only name/description/schema/isStrict,
so OpenAI's `strict` key (and any other extra) 400s the request; the key must
be renamed to isStrict and the body whitelisted. For Cohere models there is no
JSON_SCHEMA type at all; the schema has to ride on JSON_OBJECT as
{"type": "JSON_OBJECT", "schema": ...}. Cohere type values must also be the
canonical uppercase TEXT/JSON_OBJECT.

_normalize_response_format now branches by vendor and emits the exact shape
each one accepts (verified live against OCI GenAI for Cohere, Meta, Gemini and
Grok). Drops the unused, incorrect Cohere response-format pydantic models.

Two existing tests asserted the broken behavior (lowercase type, raw
jsonSchema on Cohere); they are rewritten to assert the corrected shape, and
generic/Cohere json_schema regression tests are added.

* fix(oci): raise early on json_schema response_format with no body

A GENERIC model request with {"type": "json_schema"} and no json_schema
object fell through to the JSON_OBJECT branch and emitted a bodyless
{"type": "JSON_SCHEMA"}, which OCI rejects with an opaque HTTP 400. Raise a
descriptive 400 at translation time instead. Cohere is unaffected since it
always maps to JSON_OBJECT.

* test(oci): gateway integration test for response_format json_schema

Added to tests/integration/ (the real-network integration suite) reusing the
existing OCI proxy harness, not tests/llm_translation/ which is mock-only.

---------

Co-authored-by: Sameer Kankute <sameer@berri.ai>

* fix(oci): accept default n=1 on Cohere instead of hard-failing (#29705)

* fix(oci): accept default n=1 on Cohere instead of hard-failing

Cohere on OCI has no numGenerations field, so n was mapped to False and
map_openai_params raised "param `n` is not supported on OCI" whenever a client
sent n. But n=1 (and None) is the OpenAI default single-generation request,
which every OCI model produces anyway, so standard clients that always send
n=1 (such as the MLflow gateway) were rejected with a 500.

Drop n=1/None silently for Cohere; only n>1 is genuinely unsupported and still
raises (or drops under drop_params). Generic models are unaffected and keep
numGenerations, including n>1.

* docs(oci): explain why n is not advertised for Cohere despite tolerating n=1

* test(oci): gateway integration test for Cohere default n=1

Added to tests/integration/ (the real-network integration suite) reusing the
existing OCI proxy harness, not tests/llm_translation/ which is mock-only.

---------

Co-authored-by: Sameer Kankute <sameer@berri.ai>

* fix(oci): drop max_retries instead of hard-failing on OCI (#29727)

max_retries is a litellm-level control param (litellm applies retries itself),
not a generation param OCI accepts. The provider mapped it to False and raised
"param `max_retries` is not supported on OCI" whenever it was present. The
litellm proxy injects max_retries on every request, so any OCI call through the
proxy 500'd unless drop_params was set.

Drop max_retries silently in map_openai_params. Adds a unit test (Cohere and
generic) and a gateway integration test that a plain request succeeds through a
proxy without drop_params.

Co-authored-by: Sameer Kankute <sameer@berri.ai>

* fix(spend-logs): rehydrate metadata JSONB text on ui_view_spend_logs (#29682)

Fixes #29674.

`/spend/logs/ui` raw-SQL path returns the JSONB metadata column as a
string — prisma's query_raw skips the ORM-layer hydration. The UI reads
metadata.status / metadata.error_information as object fields, so
provider-failure rows look like successes.

Fix: json.loads the metadata field right after query_raw, fall back to
{} on malformed JSON.

3 existing error-code/error-message tests called json.loads on
response.data[0]["metadata"] — they were leaning on the bug. Updated
to read the dict directly. Plus 2 new regression tests (failure metadata
roundtrip + invalid-json fallback). Reverting the fix makes both new
tests fail with AssertionError: metadata should be dict, got <class 'str'>.

* fix(proxy): release max_parallel_requests slot when a stream is cancelled mid-flight (#27955) (#30020)

* fix(proxy): release max_parallel_requests slot when a stream is cancelled mid-flight (#27955)

* fix: refund max_parallel_requests on disconnect from outer streaming generators

The cancellation refund previously lived in async_post_call_streaming_iterator_hook,
but that hook is nested inside the outer streaming generators and a nested async
generator only receives GeneratorExit on garbage collection (non-deterministic).
With only the v3 limiter enabled, /chat/completions also bypasses the hook entirely
(needs_iterator_wrap() is false). Move the release into async_data_generator and
async_streaming_data_generator, the generators Starlette closes on client disconnect,
so the refund fires deterministically on every streaming route. Warn when no event
loop is running, and document the window TTL refresh on the decrement

* fix(mcp): propagate model into model_call_details for passthrough tool calls (#30122)

* fix(mcp): propagate model into model_call_details for passthrough tool calls

The @client decorator on call_mcp_tool creates the logging object via
function_setup without a model kwarg, so model_call_details["model"]
starts as None. execute_mcp_tool only set logging_obj.model as an
instance attribute, which the spend-log writer never reads (it reads
kwargs["model"] from model_call_details). MCP passthrough tools/call
rows therefore persisted with model="" while list_tools rows showed
"MCP: list_tools", degrading the Logs UI display and bucketing all MCP
tool spend under an empty model in DailyUserSpend.

Propagate the model into model_call_details alongside the existing
attribute assignment so the StandardLoggingPayload and SpendLogs writer
pick it up. Covers the /mcp passthrough, REST /mcp-rest/tools/call, and
orchestrated paths (the latter already passed model into function_setup,
so this is a no-op there).

* test(mcp): trim regression test docstring

* fix(mcp): surface upstream challenges for delegated OAuth (#30124)

* fix(mcp): surface upstream challenges for delegated OAuth

* docs(mcp): clarify delegated upstream auth comments

* perf(benchmarks): add CPU timing metrics to streaming benchmark (#29980)

* Add CPU timing metrics to streaming benchmark

* Fix spacing around timing sample dataclass

* fix(gemini): don't emit empty choices on metadata-only stream chunks (#29167)

web_search + reasoning makes Gemini stream mid-chunks that carry only
grounding/thought metadata — no content part, no finishReason.
_process_candidates skips content-less candidates and the existing
fallback only ran when finishReason was set, so choices stayed empty
and the downstream streaming handler raised IndexError on choices[0].
Emit an empty-delta choice for content-less chunks regardless of
finishReason.

Fixes #28884

* fix(key): allow /key/update to clear budget_limits with [] or null (#30085)

* Fix /key/update rejecting budget_limits clear requests with HTTP 400

Sending budget_limits: [] or null to /key/update returned HTTP 400, so
once a key had budget windows the last one could never be removed.

prepare_key_update_data only json.dumps'd budget_limits when the value
was truthy, so [] and None passed through raw to the Prisma Json?
column; jsonify_object only serializes dicts, and prisma-client-py has
no DbNull sentinel for Json? writes, so Prisma rejected both shapes.

Serialize the clear case explicitly as the JSON literal null, matching
how memory_endpoints encodes metadata for the same column type. Truthy
values keep the existing reset_at window initialization path.

Fixes #30067.

* Require admin access for budget_limits changes on /key/update

Clearing budget_limits via [] or null is a budget mutation, but
_validate_update_key_data only counted max_budget and spend as budget
changes before deciding whether to skip _check_key_admin_access. A
non-admin key owner or a team member with /key/update could therefore
remove a key's per-window spend caps without admin authorization.

Treat any explicit budget_limits value in the request (set, change, or
clear) as a budget change so it gates through the same admin check as
max_budget. model_fields_set is used because an explicit null is
indistinguishable from an omitted field by value alone.

* fix(proxy): persist guardrail info in spend logs for /v1/responses (#30092)

Pre-call guardrail blocks on /v1/responses wrote guardrail_information
as null in LiteLLM_SpendLogs because _handle_logging_proxy_only_error
splits request_data by LoggedLiteLLMParams keys and litellm_metadata,
where the Responses API stores request metadata including
standard_logging_guardrail_information, was not among them. It fell
into optional_params, so merge_litellm_metadata never saw it. Add
litellm_metadata to LoggedLiteLLMParams so it routes into
litellm_params the same way metadata does on the chat completions path

Fixes #28971.

* fix(proxy): handle non-standard SSE frames in Anthropic passthrough logging (#26000)

Some third-party Anthropic-compatible providers emit non-standard SSE
frames (OpenAI-style [DONE] sentinels, non-JSON keep-alive lines) in
streaming responses. These caused json.JSONDecodeError in
_build_complete_streaming_response, breaking the passthrough logging
pipeline so the request was never logged or billed.

Skip whole-line 'data: [DONE]' sentinels and catch JSONDecodeError per
event. Matching the full line (not a substring) keeps a valid chunk
whose text payload contains '[DONE]' from being dropped.

Co-authored-by: shin-berri <shin-laptop@berri.ai>
Co-authored-by: yuneng-jiang <yuneng@berri.ai>
Co-authored-by: Sameer Kankute <sameer@berri.ai>

* feat(newrelic): Add New Relic extension  (#26989)

* initial New Relic integration.

* Minor fixes for basic observability.

* Implemented basic support for the success path. Generates New Relic
custom events needed by the AI Monitorin interface.

* Supportability metric is sent on first request.

* Emit supportability metric every hour instead of once a day.

* Add the start/end times to the messages before sending them so that the
start time and end time reflect the correct time and both are not set
to 'now'.

* Make use of `turn_off_message_logging` configuration that is available
by default from CustomLogger.

* Enabling New Relic agent to be wired when docker container starts if an environment variable
is set.

* If we cannot find trace information, send the AI events without the
trace ID attached.

* Use a fake trace_id if we cannot find one.

* Implementing a configuration so that users can use litellm configuration
to disable sending LLM messages to New Relic. There is a second method
to do this via New Relic env var.

* Mised file.

* Cleaning up logic to turn off recording content via either the
LiteLLM configuration or an env var.

* Removing debugging.
Fixed logic / comments around how often to send supportability metric.

* Initial version of public doc for New Relic.

* Use a proper name for the doc file.

* Updating newrelic.md document.

* Updating LiteLLM documentation for New Relic extension.

* Moving New Relic imports into the methods to support unit tests.

* Adding unit tests for the New Relic extension.

* Updating linting and the unit tests that are not running in the CI environment.

* Address reviewer feedback on New Relic integration.

- Fix _record_error_metric to use app.record_custom_metric() instead of
  module-level newrelic.agent.record_custom_metric() so the call works
  outside of an active transaction context
- Remove unreachable except ImportError block in _get_trace_context
- Update stale "23 hours" comment to "27 hours" (matches 97200s threshold)
- Remove commented-out debug code from _process_success
- Fix docs typo: NEW_RELIC_CUSTOM_INSIGHTS_EVENTS_MAX_SAMPLES_STOREDA ->
  NEW_RELIC_CUSTOM_INSIGHTS_EVENTS_MAX_SAMPLES_STORED
- Update TestRecordErrorMetric to verify app.record_custom_metric call

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

* Reformating for the linter.

* Addressing additional automated feedback.

- Removed a legacy comment about the New Relic header
- Reordered imports in one file
- Switched another file to use the import at the top of the file instead of inline when used
- Added unit tests for untested methods that were identified

* Addressing new feedback.

- Proper handling of time to floats. Created a util method and updated code to use it.
- added the missing guard to ensure the app is enabled

* Addressing feedback.

- When an error occurs, still check if the periodic supportability metric should be emitted
- Added a check to ensure the extension is ready in the error handler to match _process_success

* Updating the NR event timestamps to more accurately reflect when
the messages were generated.

* Addressing feedback for potential better practice.

* Addressing feedback on accessing default values. Added tests for most of
these cases.

* Adding a new catch exception block based on feedback.

* Addressing feedback about a potential issue around a timestamp for the
supportability metric.

* Addressing minor feedback on length of generated, fallback traceId.

* Addressing feedback.

- A few more cases were found where the dictionary access might not return the correct value.
- Handling cases where `traceparent` is not lower cased

* Addressed feedback where the newrelic options might not apply correctly.

* Addressing some feedback.

* Addressing feedback.

* Validating testing / formatting for our changes.

* Updating linting, adding tests, defining data type for UI.

* Configuration for the logging callback definition.

* Adding a newrelic image for the UI to use.

* Putting the New Relic callback in proper alphabetic order.

* Copying the logo to a committed output directory so it shows up in a locally
built container.

* Adding missing definition of new env vars that were causing a build failure.

* Addressing automated feedback from greptile.

* Adding a few more unit tests to increase the code coverage just a bit more.

* Additional unit tests to push coverage to almost 90%.

* Adding a custom newrelic docker image build process. This removes the need to add the newrelic agent
to the core litellm container or dependencies.

* Clarifying message when the New Relic agent is not installed and someone
is trying to use the newrelic extension. Either use the proper image
when using docker, or install the agent manually when running from source.

* Ensuring pip is available to install the New Relic agent.

* Updating the definition and handling of traceId (no spanId).
Clarifying behavior of env vars vs UI configuration for
the newrelic extension.

* Removing entries from the New Relic logger configuraiton UI as these
values must be set as part of running the image.

* Removing a stale doc file that has moved to the litellm-docs repo.
Cleanup of Dockerfile to remove a LABEL that was incorrect.

* Updating container image name to be the best guess for the new name.

* Addressing feedback from greptile.

- Added a comment around token_count=0
- Updated the boolean parser to allow a wider set of options which matches existing patterns in other parts of LiteLLM.

* Removing option for a separate New Relic container image. The agreement
is to handle this in the New Relic integration docs.

* Updating error message when New Relic agent is not available.

* Wiring in the test message from the LiteLLM callback UX.

* Missed saving one of the file conflicts.

* Fixed a lint error I introduced. Somehow, I dropped another string
and now added it back.

* Adding newrelic to the schema definition.

* Added an admin check on the call before sending test message
as mentioned by the AI code review.

* Updating to use should_redact_message_logging(kwargs) as part of the
logic to determine if message content should be sent to New Relic
or not. This still uses the `record_content` property as well, but
both have to be true in order for content to be included.

---------

Co-authored-by: Claude Sonnet 4.6 <noreply@anthropic.com>

* Add Azure AI Foundry DeepSeek V3.1 and V4 Pro/Flash global pricing to cost map (#30134)

Co-authored-by: Cursor <cursoragent@cursor.com>

* fix(logging): translate Responses bridge result to ModelResponse for spend logs (#28985)

PR #29394 fixed the AnthropicResponse.model_validate crash for the streaming
anthropic_messages -> OpenAI Responses bridge by unwrapping terminal events
and returning the inner ResponsesAPIResponse. The spend_logs row lands and
usage/cost are correct, but the row's response field stores the Responses
API shape (output[...].content[...].text). The proxy UI Logs tab reads
response.choices[0].message via parseMessages in prettyMessagesUtils.ts
with no fallback for the Responses shape, so the OutputCard renders "No
response data available" for every cross-routed call. The same shape
mismatch affects every downstream consumer of spend_logs that assumes the
canonical chat-completion shape

This change keeps the unwrap from #29394 but routes the resulting
ResponsesAPIResponse (and the bare-response non-streaming path) through
LiteLLMResponsesTransformationHandler.transform_response, which is the
same conversion already used by the chat-completion Responses bridge.
Spend_logs now stores a ModelResponse with choices[0].message.content, so
the UI and other consumers see the assistant text. On a translation
failure (eg. empty output on an incomplete response) the handler falls
back to a minimal ModelResponse carrying model and usage so the row still
lands rather than being dropped as a Non-Blocking error

Also corrects a stale comment in the Responses adapter that implied the
call type was reclassified to acompletion; the code preserves
anthropic_messages and the success handler translates back to
ModelResponse for the row

Fixes #28595

* fix(anthropic-adapter): re-emit first delta on streaming content-block transitions (#30024)

* fix(anthropic-adapter): re-emit first delta on streaming content-block transitions

The `/v1/messages` -> `/v1/chat/completions` streaming adapter
(`AnthropicStreamWrapper`) silently dropped the first non-empty delta of
every content block that started via a *transition* (e.g. text -> tool_use ->
text, text -> thinking).

When an upstream chunk both triggers a new content block (its type differs
from the active block) and carries that block's first delta, the wrapper
emitted `content_block_stop` -> `content_block_start` and then only re-queued
the trigger chunk when it was an `input_json_delta` (bundled tool args). The
synthesized `content_block_start` always carries an empty body, so the first
`text_delta` / `thinking_delta` was lost — the client output started from the
second token (e.g. "Hi, how can I help you?" rendered as ", how can I help
you?", or text resuming after a tool call lost its first sentence). This is
especially visible with Claude Code-style clients that consume Anthropic
Messages streaming events strictly.

Fix: re-queue the trigger chunk's translated delta whenever it carries
non-empty content (text/thinking/signature/tool args), via a shared
`_trigger_delta_has_content` helper used by both the sync and async paths.
Empty trigger deltas are still suppressed so no spurious empty
`content_block_delta` is introduced.

Fixes #30014

Co-Authored-By: Claude Opus 4.8 <noreply@anthropic.com>

* test(anthropic-adapter): cover all _trigger_delta_has_content branches

Add a direct parametrized unit test for the re-emit predicate so every delta
type (text/input_json/thinking/signature), the empty-payload guards, and the
malformed/non-delta cases are exercised independently of upstream chunk
translation. Raises patch coverage for the new helper.

Co-Authored-By: Claude Opus 4.8 <noreply@anthropic.com>

---------

Co-authored-by: shin-berri <shin-laptop@berri.ai>
Co-authored-by: yuneng-jiang <yuneng@berri.ai>
Co-authored-by: Claude Opus 4.8 <noreply@anthropic.com>

* feat: add opt-in healthy_only filter to GET /v1/models (#30130)

* feat: add opt-in healthy_only filter to GET /v1/models

Adds an opt-in `healthy_only=true` query parameter to GET /v1/models and
GET /models that hides models whose backing deployments are all marked
unhealthy by background health checks.

- Add Router.async_get_fully_unhealthy_model_names(), mirroring the
  semantics of get_fully_blocked_model_names(): a model is hidden only
  when every backing deployment is unhealthy and the health state is
  not stale (fail open otherwise).
- Reuses the existing DeploymentHealthCache populated by
  _run_background_health_check(), so no new health state is introduced.
- No-op when allowed_fails_policy is set, mirroring
  _async_filter_health_check_unhealthy_deployments semantics.
- team_public_model_name aliases are aggregated alongside model_name.
- Hiding is presentation-only; default behavior is unchanged.

Fixes #30128

Co-Authored-By: Claude Fable 5 <noreply@anthropic.com>

* docs: address Greptile review notes

- Note team-alias asymmetry vs get_fully_blocked_model_names
- Debug-log when healthy_only is set but no health state is available

Co-Authored-By: Claude Fable 5 <noreply@anthropic.com>

---------

Co-authored-by: shin-berri <shin-laptop@berri.ai>
Co-authored-by: yuneng-jiang <yuneng@berri.ai>
Co-authored-by: Claude Fable 5 <noreply@anthropic.com>

* Dedupe team soft budget alerts by team_id instead of token (#30097)

_team_soft_budget_check sends type="soft_budget" alerts with
event_group=TEAM, but SoftBudgetAlert.get_id always returned the
request token. The alert cache key was therefore scoped per virtual
key, so every active key in a team over its soft budget fired its own
alert within budget_alert_ttl. Branch on event_group so team-level
alerts dedupe by team_id, matching TeamBudgetAlert, while key and
project level alerts keep per-token dedupe.

Fixes #27398.

* feat(bedrock guardrails): support contextual grounding qualifiers (request-side) (#30057)

* test: add failing tests for Bedrock contextual grounding (request-side)

Drive the request-side of Bedrock contextual grounding: callers tag message
content blocks as grounding_source/query, the post_call hook assembles an
ApplyGuardrail(OUTPUT) call carrying source + query + response(guard_content),
and the bedrock converse transform must render the tags as prompt text instead
of silently dropping them. Non-grounding payloads must stay byte-identical.

* feat(bedrock guardrails): support contextual grounding qualifiers

Bedrock contextual grounding scores a model response against a reference
source and the user query, expressed via a per-content-block `qualifiers`
array on ApplyGuardrail. The guardrail hook previously sent plain text only,
so grounding could not be driven through it even though the response-side
contextualGroundingPolicy parsing already existed.

Callers now tag message content blocks `{"type":"grounding_source"}` /
`{"type":"query"}` (mirroring the existing `guarded_text` marker). On the
generate path the bedrock converse transform renders them as plain text; at
post_call the hook harvests them from the request and assembles one
ApplyGuardrail(OUTPUT) call carrying grounding_source + query + the response
(as guard_content). Requests without these tags produce a byte-identical
payload, so existing behaviour is unchanged.

* Feat(guardrail): Adding support for custom Ovalix guardrail (#21887)

* Feat(guardrail): Adding support for custom Ovalix guardrail

* Internal CR comments fixes

* greptileai comments fixes

* fix conflict

* fixes

* fix sha256

* clarify Ovalix actor-id hash is for normalization, not PII protection

* fix(github_copilot): normalize per-event item_id in /responses streaming (#30072)

GitHub Copilot's native /v1/responses stream assigns a different item_id to
every event of a single output item (output_item.added, the part.added /
delta / done events, and output_item.done). Spec-strict clients like the
Vercel AI SDK key streaming parts by item_id and abort with
"reasoning part <id> not found" / "text part <id> not found" when a delta
references an unregistered id.

Override transform_streaming_response in GithubCopilotResponsesAPIConfig to
anchor every event of an output item to the id from its output_item.added.
Copilot accepts that id paired with the final encrypted_content on the next
turn, so multi-turn replay is unaffected.

Fixes #30071

* feat: add /model/block and /model/unblock endpoints (#30125)

* feat: add /model/block and /model/unblock endpoints

Add dedicated proxy-admin POST /model/block and /model/unblock endpoints
over the existing blocked flag on LiteLLM_ProxyModelTable, mirroring the
/key/block and /key/unblock pattern. Calling a model whose deployments are
all blocked now returns a clear 403 "Model is blocked" instead of a generic
no-deployment error, including direct-dispatch route types (e.g. eval) via a
pre-route guard. Includes audit-log entries for block/unblock and unit tests.

Closes #29742

Signed-off-by: AgentGymLeader <264910004+AgentGymLeader@users.noreply.github.com>

* chore: regenerate dashboard API types for model block/unblock endpoints

Regenerate ui/litellm-dashboard/src/lib/http/schema.d.ts from the proxy
OpenAPI spec (npm run gen:api) so it includes the new endpoints.

Signed-off-by: AgentGymLeader <264910004+AgentGymLeader@users.noreply.github.com>

* fix: widen router block-helper param type and add direct unit tests

Type the _are_all_deployments_blocked deployments parameter to match its
callers (DeploymentTypedDict) so mypy passes, and add
tests/test_litellm/test_router_block_helpers.py with direct unit tests for
the three block helper methods so router_code_coverage recognizes them.

Signed-off-by: AgentGymLeader <264910004+AgentGymLeader@users.noreply.github.com>

* fix: restore type-ignore on messages arg after black reflow

Signed-off-by: AgentGymLeader <264910004+AgentGymLeader@users.noreply.github.com>

* refactor: raise model-block 403 in proxy layer, not SDK Router

Keep the SDK Router's documented behavior for blocked deployments (filtered ->
"no healthy deployment") and move the 403 PermissionDeniedError into the proxy
layer (route_llm_request), where model blocking is an admin concept. This avoids
a backwards-incompatible 403 for SDK users who set blocked=True on their own
deployments, per maintainer review.

Signed-off-by: FugoP <264910004+AgentGymLeader@users.noreply.github.com>

---------

Signed-off-by: AgentGymLeader <264910004+AgentGymLeader@users.noreply.github.com>
Signed-off-by: FugoP <264910004+AgentGymLeader@users.noreply.github.com>
Co-authored-by: AgentGymLeader <264910004+AgentGymLeader@users.noreply.github.com>
Co-authored-by: Sameer Kankute <sameer@berri.ai>

* fix: add week unit support to get_next_standardized_reset_time (#30100)

* fix: add week unit support to get_next_standardized_reset_time

The function handled d/h/m/s/mo units but silently fell through to
the default next-midnight branch for the w (week) unit. This was
inconsistent: _extract_from_regex already accepted w in its character
class, and duration_in_seconds already returned value * 604800 for it.

Add the missing elif unit == 'w' branch that delegates to
_handle_day_reset with value * 7, which reuses the existing Monday-
alignment logic for 1w and the generic N-day-from-midnight path for
larger multiples.

Add test_week_based_resets covering 1w from a Wednesday (expects next
Monday) and 2w from a Monday (expects 14 days forward at midnight).

Signed-off-by: FugoP <264910004+AgentGymLeader@users.noreply.github.com>

* test: exercise relative week semantics with non-Monday base dates + add docstring

Signed-off-by: FugoP <264910004+AgentGymLeader@users.noreply.github.com>

---------

Signed-off-by: FugoP <264910004+AgentGymLeader@users.noreply.github.com>
Co-authored-by: FugoP <264910004+AgentGymLeader@users.noreply.github.com>

* fix: black formatting and remove undocumented MAVVRIK_FOCUS_FREQUENCY env var

* fix: black formatting with correct version and sync schema.d.ts for healthy_only param

* fix: resolve mypy errors and add transcription_sessions to JSON schema endpoint enum

* fix: restore MAVVRIK_FOCUS_FREQUENCY guard and exclude it from docs key scan

* fix: address Greptile P2 comments - move constant, use UTC datetime, skip redundant team lookup

* revert: restore original team lookup logic in can_key_call_resolved_model

---------

Signed-off-by: AgentGymLeader <264910004+AgentGymLeader@users.noreply.github.com>
Signed-off-by: FugoP <264910004+AgentGymLeader@users.noreply.github.com>
Co-authored-by: Emerson Gomes <emerson.gomes@thalesgroup.com>
Co-authored-by: nina-hu <nina.huuu@gmail.com>
Co-authored-by: Sahith Jagarlamudi <104647530+s-jag@users.noreply.github.com>
Co-authored-by: shin-berri <shin-laptop@berri.ai>
Co-authored-by: yuneng-jiang <yuneng@berri.ai>
Co-authored-by: Praveen Ghuge <95286176+pghuge-cloudwiz@users.noreply.github.com>
Co-authored-by: alex107ivanov <30668368+alex107ivanov@users.noreply.github.com>
Co-authored-by: hcl <chenglunhu@gmail.com>
Co-authored-by: Fede Kamelhar <federico.kamelhar@oracle.com>
Co-authored-by: Armaan Sandhu <74664101+Ar-maan05@users.noreply.github.com>
Co-authored-by: Teo Xian Zhong Augustine <35527068+auggie246@users.noreply.github.com>
Co-authored-by: King Star <mcxin.y@gmail.com>
Co-authored-by: Saksham Maggo <122939011+SakshamMaggo@users.noreply.github.com>
Co-authored-by: Filippo Menghi <113345637+Cyberfilo@users.noreply.github.com>
Co-authored-by: Kelvin <leikaiwei@outlook.com>
Co-authored-by: Josh Bonczkowski <josh.bonczkowski@gmail.com>
Co-authored-by: Claude Sonnet 4.6 <noreply@anthropic.com>
Co-authored-by: M. Dennis Turp <mdturp@pm.me>
Co-authored-by: Cursor <cursoragent@cursor.com>
Co-authored-by: Piotr Minkina <piotrminkina@users.noreply.github.com>
Co-authored-by: Martín Alcalá Rubí <martin@tryolabs.com>
Co-authored-by: T. Kobayashi <13004314+nix-tkobayashi@users.noreply.github.com>
Co-authored-by: João Costa <13508071+jpv-costa@users.noreply.github.com>
Co-authored-by: Shalom <shalom@ovalix.io>
Co-authored-by: codgician <15964984+codgician@users.noreply.github.com>
Co-authored-by: FugoP <kim@pomsora.com>
Co-authored-by: AgentGymLeader <264910004+AgentGymLeader@users.noreply.github.com>
Co-authored-by: mateo-berri <277851410+mateo-berri@users.noreply.github.com>
2026-06-11 22:30:26 -07:00
Sameer Kankute
3b40ac987f
Litellm oss 090626 (#30021)
* fix(mcp): report scoped server name during initialize (#29865)

* fix mcp scoped server name

* Update litellm/proxy/_experimental/mcp_server/mcp_context.py

Co-authored-by: greptile-apps[bot] <165735046+greptile-apps[bot]@users.noreply.github.com>

* test(mcp): cover scoped server name in the SSE initialize handler

---------

Co-authored-by: greptile-apps[bot] <165735046+greptile-apps[bot]@users.noreply.github.com>

* fix(ui): show all session logs in the drawer, not just the first 50 (#29795)

* fix(ui): show newest session logs first

* test(ui): keep session log pagination coverage

* fix(ui): show all session logs in the drawer, not just the first page

The session detail drawer fetched session logs via sessionSpendLogsCall
without page/page_size, so it only ever received the backend default of one
page (50 rows). Sessions with more than 50 calls had the rest unreachable in
the UI (#29153).

sessionSpendLogsCall now takes page/page_size, and the drawer fetches the
first page, reads total_pages, then fetches the remaining pages and
accumulates them before the existing client-side sort. This keeps the single
continuous list (and the selected-log lookup and keyboard navigation, which
all assume the full session) correct. Fetching is bounded by a page cap, and
the sidebar shows a "showing most recent N" note if a session exceeds it.

The rows are lightweight metadata (the endpoint excludes messages/response),
so the full set is small; request/response bodies are still loaded per log on
demand.

* fix(ui): default session drawer to most recent log, newest first

Open a session with its most recent log selected, and order the sidebar
newest-first to match the all-sessions logs overview. MCP calls stay
grouped last. The latest log by time is computed explicitly, since the
MCP grouping means it is not always the first row.

* Apply fetching pages in batches suggestion from @greptile-apps[bot]

Co-authored-by: greptile-apps[bot] <165735046+greptile-apps[bot]@users.noreply.github.com>

* fix(ui): derive session total from accumulated rows when backend omits it

Compute the session total after all pages are fetched, falling back to the
accumulated row count rather than the first page's. Guards the truncation
note against a backend response that omits total but spans multiple pages.

---------

Co-authored-by: Yufeng He <40085740+he-yufeng@users.noreply.github.com>
Co-authored-by: greptile-apps[bot] <165735046+greptile-apps[bot]@users.noreply.github.com>

* fix(proxy): handle Mistral multipart passthrough (#29927)

* fix(proxy): handle Mistral multipart passthrough

* chore: satisfy passthrough ci formatting

* test(proxy): cover Mistral passthrough in CI shard

* fix(vertex_ai): use REP host for context caching on eu/us multi-region endpoints (#29573)

Context caching built the cachedContents URL as
https://{location}-aiplatform.googleapis.com, which is an invalid host for the
eu/us multi-region endpoints and returns 404. The inference path already
resolves these to the REP host (https://aiplatform.{geo}.rep.googleapis.com)
via get_vertex_base_url(); reuse that helper in
_get_token_and_url_context_caching so caching uses the same host as inference.

Adds tests covering the eu/us multi-region cachedContents URLs (v1 and
v1beta1).

Fixes #29571

* Support per-model encrypted content affinity config (#29760)

Co-authored-by: shin-berri <shin-laptop@berri.ai>
Co-authored-by: yuneng-jiang <yuneng@berri.ai>

* fix: propagate upstream status code in proxy API exception handler (#29402)

* fix: propagate upstream status code in proxy API exception handler

When Google GenAI / Vertex returns a 404 for deprecated or missing
models via streamGenerateContent, the exception was falling through to
a generic handler that defaulted to 500. Now provider exceptions
carrying a valid HTTP status_code correctly propagate it through to
the ProxyException.

* fix: apply black formatting to common_request_processing.py

* fix: tighten status code range to 400-599 and deduplicate ProxyException raise

* fix(tests): use valid vertex_location in context caching tests

Replace "test_location" (contains underscore) with "us-central1" so tests
pass the regex validation added in get_vertex_base_url().

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

* feat(sdk): add xAI OAuth provider (#29866)

* Add xAI OAuth provider

* Update oauth.py

Co-authored-by: greptile-apps[bot] <165735046+greptile-apps[bot]@users.noreply.github.com>

* Fix xAI OAuth CI failures

* Add xAI OAuth coverage tests

* Move xAI OAuth coverage tests to core utils

* Address xAI OAuth review comments

* Prevent xAI OAuth api_base token exfiltration

* Treat blank xAI OAuth api keys as absent

* Wrap invalid xAI OAuth JSON responses

* Use xAI OAuth behind explicit flag

---------

Co-authored-by: greptile-apps[bot] <165735046+greptile-apps[bot]@users.noreply.github.com>

* fix(proxy) #27734 allow clearing budget_duration and team_member fields by sending null on /key/update and /team/update (#27751)

* fix(proxy): allow clearing budget_duration and team_member fields by sending null on /key/update and /team/update

Fixes #27734

Sending null for budget_duration, team_member_budget,
team_member_budget_duration, team_member_rpm_limit, or
team_member_tpm_limit via /key/update or /team/update returned 200 OK
but silently ignored the null value. The fields remained unchanged in
the database.

Root causes:
- /key/update: prepare_key_update_data() popped budget_duration from the
  update dict but never re-added it (or budget_reset_at) when the value
  was None.
- /team/update: _set_budget_reset_at() only acted when budget_duration
  was non-None, leaving a stale budget_reset_at in the DB.
- /team/update: team_member_* null values bypassed the budget table
  update entirely because should_create_budget() requires at least one
  non-None field.

* test(proxy): cover no-budget-row path in clear_team_member_budget_fields

* fix(presidio): unmask PII tokens in Anthropic native SSE streaming bytes (#30028)

* fix(presidio): unmask PII tokens in Anthropic native SSE streaming bytes

When output_parse_pii=true on the Anthropic native path (anthropic/claude-*),
response chunks arrive as raw bytes in SSE format. _stream_pii_unmasking was
yielding those bytes unchanged, so <PERSON_1> tokens were never replaced with
the original values before reaching the caller.

Add _unmask_sse_bytes_chunk to parse each data: line, find content_block_delta
/ text_delta events, and apply _unmask_pii_text before re-encoding. Wire it
into _stream_pii_unmasking so bytes chunks are unmasked when pii_tokens exist.

* fix(presidio): handle CRLF line endings and non-ASCII PII in SSE unmask

Strip trailing \r before the [DONE] guard so CRLF-terminated SSE chunks
don't bypass it and silently swallow a JSONDecodeError. Add
ensure_ascii=False to json.dumps so non-ASCII replacement values like
accented names are preserved as UTF-8 on the wire rather than being
\uXXXX-escaped. Add regression tests for both cases.

* feat(bedrock_mantle): path-aware Responses routing (/v1/responses vs /openai/v1/responses) (#29925)

* feat(bedrock_mantle): path-aware Responses routing (/v1/responses vs /openai/v1/responses)

Bedrock Mantle serves the Responses API on two upstream paths:
  - gpt frontier models (gpt-5.5 / gpt-5.4) on /openai/v1/responses
  - every other Responses-capable model (e.g. gpt-oss) on the standard /v1/responses

BedrockMantleResponsesAPIConfig gains a `use_openai_path` flag; the provider gate in
utils.py picks the path per model: openai.gpt-* (non gpt-oss) -> /openai/v1/responses;
any model declared mode=responses (price-map entry or user model_info) -> /v1/responses;
everything else returns None and keeps the existing chat-completions emulation.

Adds gpt-5.5 / gpt-5.4 price-map entries, registry wiring, and the routing-matrix tests.

* feat(bedrock_mantle): data-driven frontier routing via use_openai_responses_path

Addresses the Greptile review point that frontier detection should be a
price-map field rather than a hardcoded name match. The gate now routes a
model to /openai/v1/responses when its price-map entry declares
use_openai_responses_path, so a frontier model whose name does not follow the
openai.gpt- convention can be onboarded by JSON alone. The name-convention
check is kept as a fallback that needs no price-map entry, which preserves
zero-change routing for a future gpt-6 before its entry loads. gpt-5.5 / gpt-5.4
get the flag in both price maps. Adds tests for the data-driven flag path and
for the flag presence on the gpt-5.x entries; both branches are mutation-tested.

* test(model_prices): allow use_openai_responses_path in price-map schema

The model_prices_and_context_window.json schema validator
(test_aaamodel_prices_and_context_window_json_is_valid) enforces
additionalProperties: false, so the new use_openai_responses_path flag on the
gpt-5.5 / gpt-5.4 entries failed validation. Add it to the schema as a boolean,
alongside the other supports_* / capability flags.

* Add Tensormesh serverless models to the model cost map (#30037)

* Add Tensormesh serverless models to the model cost map

* Flag reasoning support on the Tensormesh models that expose thinking mode

* fix(proxy): invalidate stale key spend counter after budget reset or manual spend update (#30001)

* fix(proxy): reconcile stale key spend counter after budget reset

* fix(proxy): invalidate stale key spend counter after budget reset or manual spend update

* fix(proxy): remove read-time stale counter reconciliation to prevent budget bypass

* revert: undo unrelated formatting changes in enterprise directory

* test(proxy): add unit test for key spend update invalidating counter

* test(proxy): fix mocked update_data and hash token expectations in unit test

* fix(proxy): use Responses-API transformer in pass-through cost tracking (#29728)

The `elif is_responses:` branch of `openai_passthrough_handler` was
calling the chat-completions `transform_response` on a Responses API
payload. The chat-completions transformer expects `choices: [...]`
in the raw response; the Responses API uses `output: [...]` and
`usage.input_tokens` / `usage.output_tokens` (not
`prompt_tokens` / `completion_tokens`). The result was a
KeyError 'choices' deep inside `convert_to_model_response_object`,
swallowed by the surrounding `except Exception` in the handler, and
the SpendLogs row was written by the fallback path with zeroed-out
tokens, spend, and model.

This bug silently undercounts cost for every successful pass-through
call to either OpenAI's `/v1/responses` or Azure's
`/openai/v1/responses` (deployments configured for the Responses
API). Reproduced 2026-06-04 against a real Azure OpenAI Responses
API deployment proxied through LiteLLM v1.88.0.

Fix: use the dedicated
`OpenAIResponsesAPIConfig.transform_response_api_response` for the
Responses branch. This transformer already exists in LiteLLM
(`litellm/llms/openai/responses/transformation.py`) and knows the
Responses-API on-the-wire shape. `litellm.completion_cost` already
handles `ResponsesAPIResponse` natively with `call_type="responses"`,
so no downstream changes are needed.

Tests:

  test_responses_api_uses_responses_transformer_not_chat_completions
    NEW. Real regression test — exercises the openai_passthrough_handler
    with a real-shaped Responses payload (no `choices`, has `output`
    and Responses-API `usage` keys) and NO mocked `get_provider_config`.
    Pre-fix: raises KeyError 'choices' inside the chat-completions
    transformer (the bug). Post-fix: returns a ResponsesAPIResponse,
    completion_cost is called with call_type="responses" and a
    ResponsesAPIResponse instance (asserted).
    Verified to fail on un-fixed handler + pass on fixed handler
    before commit.

  test_responses_api_cost_tracking
    UPDATED. Old test mocked `get_provider_config` (no longer called
    in the responses branch post-fix). Now mocks the Responses
    transformer directly (`OpenAIResponsesAPIConfig.transform_response_api_response`)
    to test the downstream cost-calc contract.

Out of scope for this PR (separate followup):
  - Recognizing *.cognitiveservices.azure.com (the newer Azure
    OpenAI hostname) in the is_openai_*_route checks. Separate PR.

Co-authored-by: shin-berri <shin-laptop@berri.ai>
Co-authored-by: yuneng-jiang <yuneng@berri.ai>

* fix(skills): execute DB skills by matching the litellm_skill_ tool name prefix (#30116)

Skill IDs are generated as litellm_skill_<uuid> and the model-facing
tool name is the sanitized skill ID, but the post-call execution gates
in SkillsInjectionHook only ran tools whose name starts with "skill_",
so DB skills were silently returned to the client as raw tool calls.

Fixes #28122.

Co-authored-by: Cursor <cursoragent@cursor.com>

* fix(anthropic): synthesize content_block_start when Responses stream omits output_item.added (#30115)

* fix(team): reserve team budget raises for proxy admins on /team/update (#30030)

The caller's PERSONAL max_budget was the wrong yardstick for /team/update: a
team's spend ceiling has nothing to do with the admin's own key budget. That
comparison was an unintended side effect of reusing _check_user_team_limits()
(which exists for the /team/new path) and broke the UI, which re-sends the
unchanged budget on every save.

New behavior on /team/update for standalone teams:
- A team admin (already authorized via _verify_team_access) may freely KEEP or
  LOWER the team budget, and change models/tpm/rpm, without being gated by their
  personal limits.
- GROWING a team's spend ceiling is a budget-authority action reserved for proxy
  admins -> 403 for team admins. "Growing" covers both raising max_budget above
  the team's current finite value and removing the cap entirely (max_budget=null,
  detected via model_fields_set so an explicit null is distinguished from an
  omitted field). For a team that currently has no cap, setting a finite value is
  a restriction and is allowed.
- Org-scoped teams remain governed by _check_org_team_limits() (capped by the
  org budget).

Also reverts the #29525 existing_team_max_budget workaround in
_check_user_team_limits() back to the create-only form; /team/new still enforces
the creator's personal caps.

docs(access_control): resolve the contradiction in the team-admin section —
team admins can keep/lower the budget and manage rate limits/models, but cannot
raise the team budget (proxy-admin only).

tests: unit + behavior coverage for raise-blocked, cap-removal-blocked (team
admin), raise/removal allowed (proxy admin), uncapped-team restriction allowed,
keep/lower/resend allowed, and unchanged create-path guards.

Co-authored-by: Cursor <cursoragent@cursor.com>

* test(ui): data-driven App Router migration E2E smoke (default + server-root-path) (#29974)

* test(ui): add a data-driven App Router migration E2E smoke

Add a growing Playwright smoke for migrated pages: for each segment it deep-links
to the path route, asserts the URL and that the dashboard shell rendered, then
clicks off to a legacy page and asserts navigation still works. Driven by
e2e_tests/fixtures/migratedPages.ts, so adding a page is one line.

Runs in two situations against the same proxy: the default mount (npm run
e2e:migration) and a non-root SERVER_ROOT_PATH mount (npm run e2e:migration:root).
globalSetup now logs in at `${SERVER_ROOT_PATH}/ui/login` so the admin storage
state is valid under a prefix. Seeded with api-reference; append the rest as their
migrations merge.

* test(ui): support headed slow-motion + watch pauses in the migration smoke

Honor SLOWMO in the server-root-path config (the default config already did),
and add an env-gated E2E_WATCH_MS pause so a headed run lingers on each state.
Both are no-ops by default, so CI behavior is unchanged.

* test(ui): make the migration smoke a sidebar-click user journey

Rework the smoke from deep-linking to a real navigation journey: start at the
landing page, click the migrated page in the sidebar (expanding submenus for
nested items), assert the path route rendered, reload it (the check a wrong
server_root_path breaks), bounce to a legacy page and back, and — once two pages
are migrated — navigate directly between two migrated pages. Verifies via URL +
shell render, driven by the same fixture list.

* test(ui): address review on the migration smoke

Escape ROOT and segment before interpolating them into RegExp URL matchers so a
future segment containing regex metacharacters can't silently widen the match.
Make the server-root-path config fail fast when SERVER_ROOT_PATH is unset instead
of silently re-running the default mount and passing without exercising the prefix.

* test(ui): drop unused watch helper and fix stale smoke README

* test(ui): run the migration smoke under a server root path in CI

* test(ui): harden + instrument the server-root-path proxy reboot in CI

* test(ui): run the server-root-path migration smoke as its own CI job

Replace the in-place proxy reboot in e2e_ui_testing with a dedicated
e2e_ui_testing_server_root_path job that boots the proxy once with
SERVER_ROOT_PATH=/litellm, matching how every other proxy variant in the
config gets its own job rather than killing and relaunching the live proxy.

The reboot was failing deterministically: after pkill -9 and relaunch the
prefixed proxy never came back up on :4000 (connection refused), so the smoke
never ran. The readiness step that was supposed to surface the cause could
never reach its boot-log tail because CircleCI runs steps under bash -eo
pipefail and the preceding `curl -sv ... | tail` aborted the step with curl's
exit 7. Booting the proxy as the job's own background step lets any boot crash
land in that step's log instead of being swallowed.

The default e2e_ui_testing job is unchanged aside from dropping the reboot,
prefixed-readiness, and prefixed-smoke steps; the migration smoke still runs at
the root mount there via the default Playwright config.

* fix(proxy): extend response headers hook to streaming, TTS, image gen, and pass-through (#24232)

* fix(proxy): extend response headers hook to streaming, TTS, image gen, and pass-through

* test: mock post_call_response_headers_hook in audio speech route tests

* chore(ui): remove dead App Router route stubs under (dashboard) (#30045)

models-and-endpoints, organizations, and virtual-keys each had a page.tsx
route under (dashboard)/ that is not in MIGRATED_PAGES, so the sidebar and
deep links never resolve to it and the route is unreachable. Each was a thin
wrapper that handed the shared view empty or no-op props (empty modelData with
a no-op setModelData, hardcoded empty organizations, no-op
setUserRole/setUserEmail), so reaching one would render a degraded page in any
case. The real wrapper belongs in the PR that flips each page into
MIGRATED_PAGES, written with eyes on it and a test

This continues the dead-scaffolding cleanup from #28891. The shared components
these wrappers rendered (ModelsAndEndpointsView, OrganizationFilters) stay,
since the legacy ?page= switch in app/page.tsx and src/components still import
them

* fix(ui/mcp): reset OAuth state on create-server modal close so a prior server's token no longer leaks into the next add-server session (#30000)

* fix(ui/mcp): reset OAuth hook state on modal close so a prior server's token no longer leaks into the next add-server session

* fix(ui/mcp): clear in-flight OAuth guard on reset and reset form/tools on modal close so nothing leaks on a parent-driven dismiss

* fix(mcp): allow team access-group grants in OAuth authorize/token access check (#30041)

* fix(mcp): honor team access-group grants in OAuth authorize/token access check

* test(mcp): mock build_effective_auth_contexts in non-admin authorize tests for isolation

* docs(security): require a reproduction video for vulnerability reports (#30048) (#30063)

With AI models capable of automated vulnerability discovery now publicly
available, we expect a large increase in report volume, much of it
unverified. Requiring a video of the exploit running against a live
instance raises the bar for submissions and keeps triage focused on
reproducible issues. Reports without a video will be closed and reopened
if one is added later.

Co-authored-by: stuxf <70670632+stuxf@users.noreply.github.com>

* feat(ui): add admin flag to disable in-product UI nudges for everyone (#29796)

* feat(ui): add admin flag to disable in-product UI nudges for everyone

Admins can now suppress the survey and Claude Code feedback popups for
all users via a single disable_ui_nudges UI setting, instead of relying
on each user dismissing them individually.

* fix(ui): suppress nudges while ui settings are loading

Gate nudgesDisabled on the ui-settings loading state so an admin with
disable_ui_nudges on doesn't see the survey prompt flash, and the
getInProductNudgesCall fetch doesn't fire, on a cold page load before
the flag resolves. Falls back to showing nudges if the fetch errors.

* test(ui): wrap CreateKeyPage test in QueryClientProvider

page.tsx now calls useUISettings (react-query), which needs a
QueryClient that layout.tsx supplies in production but the test did
not. Add the provider and mock getUiSettings so the query resolves.

* chore(ui): remove dead dashboard files and unused dependencies (#30047)

* chore(ui): remove dead dashboard files and unused dependencies

knip flagged seven orphaned source/config files with no importers and
five declared dependencies that nothing in the tree uses. Removing them
shrinks the dashboard bundle's source surface and keeps the manifest
honest; vite stays installed transitively via vitest, so test tooling is
unaffected.

* fix(ci): restore serverRootPath.config.ts referenced by SERVER_ROOT_PATH workflow

The dead-code sweep removed e2e_tests/serverRootPath.config.ts, but its spec
(tests/login/serverRootPathRedirect.spec.ts) and the test_server_root_path.yml
workflow step still depend on it, so the redirect e2e job failed to load a
config that no longer existed.

* fix(proxy): authorize batch files using upload target_model_names (LIT-3593) (#30009)

* fix(proxy): authorize batch files using upload target_model_names (LIT-3593)

After replace_model_in_jsonl, body.model is a stripped provider id. Reverse-mapping it via resolve_model_name_from_model_id is first-match on model_list and caused false 403s when multiple deployments share the same stripped name. Use target_model_names from the unified file id instead.

Co-authored-by: Cursor <cursoragent@cursor.com>

* fix(proxy): restore resolve_model_name_from_model_id for JSONL fallback path (LIT-3593)

Restores the reverse-lookup for the JSONL body.model fallback path so that
legacy/pre-target_model_names managed files still map stripped provider IDs
back to proxy aliases before auth. Also cleans up redundant `or None`.

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

* Revert "fix(proxy): restore resolve_model_name_from_model_id for JSONL fallback path (LIT-3593)"

This reverts commit 30d2e96f77.

---------

Co-authored-by: Cursor <cursoragent@cursor.com>
Co-authored-by: Claude Sonnet 4.6 <noreply@anthropic.com>

* Add Claude Fable 5 across Anthropic, Bedrock, Vertex AI, and Azure AI (#30064)

* Add Claude Fable 5 across Anthropic, Bedrock, Vertex AI, and Azure AI

Adds cost map entries for claude-fable-5 ($10/$50 per MTok, 1M context,
128K output, adaptive thinking only) on the Anthropic API, Bedrock
converse (base, global, and us/eu geo inference profiles at the 10%
regional premium), Vertex AI, and Azure AI (Microsoft Foundry, which
serves Fable 5 with the full 1M context window unlike Opus 4.8).

Registers anthropic.claude-fable-5 in BEDROCK_CONVERSE_MODELS, lists the
model in the setup wizard, and extends the reasoning effort e2e grid.
The Bedrock, Vertex, and Azure grid cells carry fail_reason markers
until the CI accounts are provisioned: Bedrock needs the provider data
sharing opt-in Fable 5 requires, and the Foundry resource needs a
claude-fable-5 deployment.

The first-party entry carries provider_specific_entry {us: 1.1} for the
inference_geo premium and deliberately no fast multiplier since Fable 5
has no fast mode.

https://claude.ai/code/session_01MZarYYT3aS7DxaNjoax6Gm

* Drop removed sampling params for Claude 4.7+ when drop_params is set

Fable 5, Opus 4.7, and Opus 4.8 removed sampling params: the API rejects
top_p, top_k, and any temperature other than 1 with a 400. LiteLLM was
forwarding them even with drop_params enabled because the Anthropic and
Bedrock converse transformations passed temperature/top_p through
unconditionally.

Mirror the GPT-5/o-series handling: temperature=1 still passes through,
other values and any top_p are dropped when drop_params is set, and
without drop_params a clean client-side UnsupportedParamsError tells the
caller how to opt in, instead of surfacing the raw provider error.

https://claude.ai/code/session_01MZarYYT3aS7DxaNjoax6Gm

* Drive sampling param gating from the cost map and cover top_k

Greptile review follow-ups on the sampling param fix: the restriction for
Fable 5 / Opus 4.7 / 4.8 is now declared as supports_sampling_params: false
on every affected cost map entry (perplexity excluded; that route is
OpenAI-compatible and maps sampling params upstream) and read back through
a tri-state map lookup, keeping the name check only as a fallback for
provider-routed ids whose hosted map entries predate the flag, the same
layering supports_adaptive_thinking uses. top_k bypasses map_openai_params
as a provider-specific kwarg, so it is gated at the shared
AnthropicConfig.transform_request boundary (direct, Bedrock invoke, Vertex,
Azure) and in the Bedrock converse _handle_top_k_value path, with
drop_params threaded through the converse transform helpers.

Also updates the reasoning effort grid cell count assertion for the four
Fable 5 rows added on this branch (29 x 11 cells).

https://claude.ai/code/session_01MZarYYT3aS7DxaNjoax6Gm

* Declare supports_sampling_params in the cost map schema

The model map validation schema uses additionalProperties: false, so the
new flag must be declared for the 28 entries that carry it; this was the
one failing job (misc / Run tests) on the previous commit.

https://claude.ai/code/session_01MZarYYT3aS7DxaNjoax6Gm

* fix(bedrock): gate top_k=0 on converse to match Anthropic boundary

Truthiness check let top_k=0 silently disappear on models that removed
sampling params, while AnthropicConfig.transform_request treats 0 as
present and raises UnsupportedParamsError (or drops when drop_params is
set). Switch to 'is not None' so converse, direct Anthropic, invoke,
Vertex, and Azure all behave the same for top_k=0.

---------

Co-authored-by: Cursor Agent <cursoragent@cursor.com>

* fix(anthropic): avoid index -1 content_block_delta in messages stream

When a /v1/messages request is routed through the Responses API
adapter, AnthropicResponsesStreamWrapper only emits content_block_start
on response.output_item.added. Some upstreams (LMStudio for example)
never send that event, so the text delta handler fell back to
_current_block_index, which starts at -1, and clients received
content_block_delta events with index -1 and no preceding
content_block_start. Anthropic SDKs then fail with "text part -1 not
found"

The text delta handler now synthesizes a content_block_start with a
fresh block index whenever the delta references an unregistered item_id
or no block is open yet, and registers the item_id so follow-up deltas
reuse the same index

Addresses the /v1/messages defect in #27442

* Make test sys.path shim resolve relative to the file, not the CWD

os.path.abspath("../../../../../../..") depends on where pytest is
invoked from; anchoring on os.path.dirname(__file__) makes the import
work from any working directory. Also corrects the depth: the repo root
is six levels above this file, not seven.

---------

Co-authored-by: milan-berri <milan@berri.ai>
Co-authored-by: Cursor <cursoragent@cursor.com>
Co-authored-by: ryan-crabbe-berri <ryan@berri.ai>
Co-authored-by: michelligabriele <gabriele.michelli@icloud.com>
Co-authored-by: tin-berri <tin@berri.ai>
Co-authored-by: yuneng-jiang <yuneng@berri.ai>
Co-authored-by: stuxf <70670632+stuxf@users.noreply.github.com>
Co-authored-by: Sameer Kankute <sameer@berri.ai>
Co-authored-by: Claude Sonnet 4.6 <noreply@anthropic.com>
Co-authored-by: Mateo Wang <277851410+mateo-berri@users.noreply.github.com>

* fix: enable compact-2026-01-12 beta header for vertex_ai provider (#30114)

* fix(team): reserve team budget raises for proxy admins on /team/update (#30030)

The caller's PERSONAL max_budget was the wrong yardstick for /team/update: a
team's spend ceiling has nothing to do with the admin's own key budget. That
comparison was an unintended side effect of reusing _check_user_team_limits()
(which exists for the /team/new path) and broke the UI, which re-sends the
unchanged budget on every save.

New behavior on /team/update for standalone teams:
- A team admin (already authorized via _verify_team_access) may freely KEEP or
  LOWER the team budget, and change models/tpm/rpm, without being gated by their
  personal limits.
- GROWING a team's spend ceiling is a budget-authority action reserved for proxy
  admins -> 403 for team admins. "Growing" covers both raising max_budget above
  the team's current finite value and removing the cap entirely (max_budget=null,
  detected via model_fields_set so an explicit null is distinguished from an
  omitted field). For a team that currently has no cap, setting a finite value is
  a restriction and is allowed.
- Org-scoped teams remain governed by _check_org_team_limits() (capped by the
  org budget).

Also reverts the #29525 existing_team_max_budget workaround in
_check_user_team_limits() back to the create-only form; /team/new still enforces
the creator's personal caps.

docs(access_control): resolve the contradiction in the team-admin section —
team admins can keep/lower the budget and manage rate limits/models, but cannot
raise the team budget (proxy-admin only).

tests: unit + behavior coverage for raise-blocked, cap-removal-blocked (team
admin), raise/removal allowed (proxy admin), uncapped-team restriction allowed,
keep/lower/resend allowed, and unchanged create-path guards.

Co-authored-by: Cursor <cursoragent@cursor.com>

* test(ui): data-driven App Router migration E2E smoke (default + server-root-path) (#29974)

* test(ui): add a data-driven App Router migration E2E smoke

Add a growing Playwright smoke for migrated pages: for each segment it deep-links
to the path route, asserts the URL and that the dashboard shell rendered, then
clicks off to a legacy page and asserts navigation still works. Driven by
e2e_tests/fixtures/migratedPages.ts, so adding a page is one line.

Runs in two situations against the same proxy: the default mount (npm run
e2e:migration) and a non-root SERVER_ROOT_PATH mount (npm run e2e:migration:root).
globalSetup now logs in at `${SERVER_ROOT_PATH}/ui/login` so the admin storage
state is valid under a prefix. Seeded with api-reference; append the rest as their
migrations merge.

* test(ui): support headed slow-motion + watch pauses in the migration smoke

Honor SLOWMO in the server-root-path config (the default config already did),
and add an env-gated E2E_WATCH_MS pause so a headed run lingers on each state.
Both are no-ops by default, so CI behavior is unchanged.

* test(ui): make the migration smoke a sidebar-click user journey

Rework the smoke from deep-linking to a real navigation journey: start at the
landing page, click the migrated page in the sidebar (expanding submenus for
nested items), assert the path route rendered, reload it (the check a wrong
server_root_path breaks), bounce to a legacy page and back, and — once two pages
are migrated — navigate directly between two migrated pages. Verifies via URL +
shell render, driven by the same fixture list.

* test(ui): address review on the migration smoke

Escape ROOT and segment before interpolating them into RegExp URL matchers so a
future segment containing regex metacharacters can't silently widen the match.
Make the server-root-path config fail fast when SERVER_ROOT_PATH is unset instead
of silently re-running the default mount and passing without exercising the prefix.

* test(ui): drop unused watch helper and fix stale smoke README

* test(ui): run the migration smoke under a server root path in CI

* test(ui): harden + instrument the server-root-path proxy reboot in CI

* test(ui): run the server-root-path migration smoke as its own CI job

Replace the in-place proxy reboot in e2e_ui_testing with a dedicated
e2e_ui_testing_server_root_path job that boots the proxy once with
SERVER_ROOT_PATH=/litellm, matching how every other proxy variant in the
config gets its own job rather than killing and relaunching the live proxy.

The reboot was failing deterministically: after pkill -9 and relaunch the
prefixed proxy never came back up on :4000 (connection refused), so the smoke
never ran. The readiness step that was supposed to surface the cause could
never reach its boot-log tail because CircleCI runs steps under bash -eo
pipefail and the preceding `curl -sv ... | tail` aborted the step with curl's
exit 7. Booting the proxy as the job's own background step lets any boot crash
land in that step's log instead of being swallowed.

The default e2e_ui_testing job is unchanged aside from dropping the reboot,
prefixed-readiness, and prefixed-smoke steps; the migration smoke still runs at
the root mount there via the default Playwright config.

* fix(proxy): extend response headers hook to streaming, TTS, image gen, and pass-through (#24232)

* fix(proxy): extend response headers hook to streaming, TTS, image gen, and pass-through

* test: mock post_call_response_headers_hook in audio speech route tests

* chore(ui): remove dead App Router route stubs under (dashboard) (#30045)

models-and-endpoints, organizations, and virtual-keys each had a page.tsx
route under (dashboard)/ that is not in MIGRATED_PAGES, so the sidebar and
deep links never resolve to it and the route is unreachable. Each was a thin
wrapper that handed the shared view empty or no-op props (empty modelData with
a no-op setModelData, hardcoded empty organizations, no-op
setUserRole/setUserEmail), so reaching one would render a degraded page in any
case. The real wrapper belongs in the PR that flips each page into
MIGRATED_PAGES, written with eyes on it and a test

This continues the dead-scaffolding cleanup from #28891. The shared components
these wrappers rendered (ModelsAndEndpointsView, OrganizationFilters) stay,
since the legacy ?page= switch in app/page.tsx and src/components still import
them

* fix(ui/mcp): reset OAuth state on create-server modal close so a prior server's token no longer leaks into the next add-server session (#30000)

* fix(ui/mcp): reset OAuth hook state on modal close so a prior server's token no longer leaks into the next add-server session

* fix(ui/mcp): clear in-flight OAuth guard on reset and reset form/tools on modal close so nothing leaks on a parent-driven dismiss

* fix(mcp): allow team access-group grants in OAuth authorize/token access check (#30041)

* fix(mcp): honor team access-group grants in OAuth authorize/token access check

* test(mcp): mock build_effective_auth_contexts in non-admin authorize tests for isolation

* docs(security): require a reproduction video for vulnerability reports (#30048) (#30063)

With AI models capable of automated vulnerability discovery now publicly
available, we expect a large increase in report volume, much of it
unverified. Requiring a video of the exploit running against a live
instance raises the bar for submissions and keeps triage focused on
reproducible issues. Reports without a video will be closed and reopened
if one is added later.

Co-authored-by: stuxf <70670632+stuxf@users.noreply.github.com>

* feat(ui): add admin flag to disable in-product UI nudges for everyone (#29796)

* feat(ui): add admin flag to disable in-product UI nudges for everyone

Admins can now suppress the survey and Claude Code feedback popups for
all users via a single disable_ui_nudges UI setting, instead of relying
on each user dismissing them individually.

* fix(ui): suppress nudges while ui settings are loading

Gate nudgesDisabled on the ui-settings loading state so an admin with
disable_ui_nudges on doesn't see the survey prompt flash, and the
getInProductNudgesCall fetch doesn't fire, on a cold page load before
the flag resolves. Falls back to showing nudges if the fetch errors.

* test(ui): wrap CreateKeyPage test in QueryClientProvider

page.tsx now calls useUISettings (react-query), which needs a
QueryClient that layout.tsx supplies in production but the test did
not. Add the provider and mock getUiSettings so the query resolves.

* chore(ui): remove dead dashboard files and unused dependencies (#30047)

* chore(ui): remove dead dashboard files and unused dependencies

knip flagged seven orphaned source/config files with no importers and
five declared dependencies that nothing in the tree uses. Removing them
shrinks the dashboard bundle's source surface and keeps the manifest
honest; vite stays installed transitively via vitest, so test tooling is
unaffected.

* fix(ci): restore serverRootPath.config.ts referenced by SERVER_ROOT_PATH workflow

The dead-code sweep removed e2e_tests/serverRootPath.config.ts, but its spec
(tests/login/serverRootPathRedirect.spec.ts) and the test_server_root_path.yml
workflow step still depend on it, so the redirect e2e job failed to load a
config that no longer existed.

* fix(proxy): authorize batch files using upload target_model_names (LIT-3593) (#30009)

* fix(proxy): authorize batch files using upload target_model_names (LIT-3593)

After replace_model_in_jsonl, body.model is a stripped provider id. Reverse-mapping it via resolve_model_name_from_model_id is first-match on model_list and caused false 403s when multiple deployments share the same stripped name. Use target_model_names from the unified file id instead.

Co-authored-by: Cursor <cursoragent@cursor.com>

* fix(proxy): restore resolve_model_name_from_model_id for JSONL fallback path (LIT-3593)

Restores the reverse-lookup for the JSONL body.model fallback path so that
legacy/pre-target_model_names managed files still map stripped provider IDs
back to proxy aliases before auth. Also cleans up redundant `or None`.

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

* Revert "fix(proxy): restore resolve_model_name_from_model_id for JSONL fallback path (LIT-3593)"

This reverts commit 30d2e96f77.

---------

Co-authored-by: Cursor <cursoragent@cursor.com>
Co-authored-by: Claude Sonnet 4.6 <noreply@anthropic.com>

* Add Claude Fable 5 across Anthropic, Bedrock, Vertex AI, and Azure AI (#30064)

* Add Claude Fable 5 across Anthropic, Bedrock, Vertex AI, and Azure AI

Adds cost map entries for claude-fable-5 ($10/$50 per MTok, 1M context,
128K output, adaptive thinking only) on the Anthropic API, Bedrock
converse (base, global, and us/eu geo inference profiles at the 10%
regional premium), Vertex AI, and Azure AI (Microsoft Foundry, which
serves Fable 5 with the full 1M context window unlike Opus 4.8).

Registers anthropic.claude-fable-5 in BEDROCK_CONVERSE_MODELS, lists the
model in the setup wizard, and extends the reasoning effort e2e grid.
The Bedrock, Vertex, and Azure grid cells carry fail_reason markers
until the CI accounts are provisioned: Bedrock needs the provider data
sharing opt-in Fable 5 requires, and the Foundry resource needs a
claude-fable-5 deployment.

The first-party entry carries provider_specific_entry {us: 1.1} for the
inference_geo premium and deliberately no fast multiplier since Fable 5
has no fast mode.

https://claude.ai/code/session_01MZarYYT3aS7DxaNjoax6Gm

* Drop removed sampling params for Claude 4.7+ when drop_params is set

Fable 5, Opus 4.7, and Opus 4.8 removed sampling params: the API rejects
top_p, top_k, and any temperature other than 1 with a 400. LiteLLM was
forwarding them even with drop_params enabled because the Anthropic and
Bedrock converse transformations passed temperature/top_p through
unconditionally.

Mirror the GPT-5/o-series handling: temperature=1 still passes through,
other values and any top_p are dropped when drop_params is set, and
without drop_params a clean client-side UnsupportedParamsError tells the
caller how to opt in, instead of surfacing the raw provider error.

https://claude.ai/code/session_01MZarYYT3aS7DxaNjoax6Gm

* Drive sampling param gating from the cost map and cover top_k

Greptile review follow-ups on the sampling param fix: the restriction for
Fable 5 / Opus 4.7 / 4.8 is now declared as supports_sampling_params: false
on every affected cost map entry (perplexity excluded; that route is
OpenAI-compatible and maps sampling params upstream) and read back through
a tri-state map lookup, keeping the name check only as a fallback for
provider-routed ids whose hosted map entries predate the flag, the same
layering supports_adaptive_thinking uses. top_k bypasses map_openai_params
as a provider-specific kwarg, so it is gated at the shared
AnthropicConfig.transform_request boundary (direct, Bedrock invoke, Vertex,
Azure) and in the Bedrock converse _handle_top_k_value path, with
drop_params threaded through the converse transform helpers.

Also updates the reasoning effort grid cell count assertion for the four
Fable 5 rows added on this branch (29 x 11 cells).

https://claude.ai/code/session_01MZarYYT3aS7DxaNjoax6Gm

* Declare supports_sampling_params in the cost map schema

The model map validation schema uses additionalProperties: false, so the
new flag must be declared for the 28 entries that carry it; this was the
one failing job (misc / Run tests) on the previous commit.

https://claude.ai/code/session_01MZarYYT3aS7DxaNjoax6Gm

* fix(bedrock): gate top_k=0 on converse to match Anthropic boundary

Truthiness check let top_k=0 silently disappear on models that removed
sampling params, while AnthropicConfig.transform_request treats 0 as
present and raises UnsupportedParamsError (or drops when drop_params is
set). Switch to 'is not None' so converse, direct Anthropic, invoke,
Vertex, and Azure all behave the same for top_k=0.

---------

Co-authored-by: Cursor Agent <cursoragent@cursor.com>

* fix: enable compact-2026-01-12 beta header for vertex_ai provider

The vertex_ai block in anthropic_beta_headers_config.json mapped
compact-2026-01-12 to null, so update_headers_with_filtered_beta
stripped the header before the request reached Vertex while the
compact_20260112 context edit stayed in the body, and Vertex rejected
the request with HTTP 400. Vertex rawPredict accepts the header, and
the bedrock and databricks blocks already forward it. Mirrors #21867,
which enabled context-1m-2025-08-07 for vertex_ai the same way.

Fixes #27290.

---------

Co-authored-by: milan-berri <milan@berri.ai>
Co-authored-by: Cursor <cursoragent@cursor.com>
Co-authored-by: ryan-crabbe-berri <ryan@berri.ai>
Co-authored-by: michelligabriele <gabriele.michelli@icloud.com>
Co-authored-by: tin-berri <tin@berri.ai>
Co-authored-by: yuneng-jiang <yuneng@berri.ai>
Co-authored-by: stuxf <70670632+stuxf@users.noreply.github.com>
Co-authored-by: Sameer Kankute <sameer@berri.ai>
Co-authored-by: Claude Sonnet 4.6 <noreply@anthropic.com>
Co-authored-by: Mateo Wang <277851410+mateo-berri@users.noreply.github.com>

* fix(proxy): coerce litellm_settings.max_budget env var to float (#30113)

* fix(team): reserve team budget raises for proxy admins on /team/update (#30030)

The caller's PERSONAL max_budget was the wrong yardstick for /team/update: a
team's spend ceiling has nothing to do with the admin's own key budget. That
comparison was an unintended side effect of reusing _check_user_team_limits()
(which exists for the /team/new path) and broke the UI, which re-sends the
unchanged budget on every save.

New behavior on /team/update for standalone teams:
- A team admin (already authorized via _verify_team_access) may freely KEEP or
  LOWER the team budget, and change models/tpm/rpm, without being gated by their
  personal limits.
- GROWING a team's spend ceiling is a budget-authority action reserved for proxy
  admins -> 403 for team admins. "Growing" covers both raising max_budget above
  the team's current finite value and removing the cap entirely (max_budget=null,
  detected via model_fields_set so an explicit null is distinguished from an
  omitted field). For a team that currently has no cap, setting a finite value is
  a restriction and is allowed.
- Org-scoped teams remain governed by _check_org_team_limits() (capped by the
  org budget).

Also reverts the #29525 existing_team_max_budget workaround in
_check_user_team_limits() back to the create-only form; /team/new still enforces
the creator's personal caps.

docs(access_control): resolve the contradiction in the team-admin section —
team admins can keep/lower the budget and manage rate limits/models, but cannot
raise the team budget (proxy-admin only).

tests: unit + behavior coverage for raise-blocked, cap-removal-blocked (team
admin), raise/removal allowed (proxy admin), uncapped-team restriction allowed,
keep/lower/resend allowed, and unchanged create-path guards.

Co-authored-by: Cursor <cursoragent@cursor.com>

* test(ui): data-driven App Router migration E2E smoke (default + server-root-path) (#29974)

* test(ui): add a data-driven App Router migration E2E smoke

Add a growing Playwright smoke for migrated pages: for each segment it deep-links
to the path route, asserts the URL and that the dashboard shell rendered, then
clicks off to a legacy page and asserts navigation still works. Driven by
e2e_tests/fixtures/migratedPages.ts, so adding a page is one line.

Runs in two situations against the same proxy: the default mount (npm run
e2e:migration) and a non-root SERVER_ROOT_PATH mount (npm run e2e:migration:root).
globalSetup now logs in at `${SERVER_ROOT_PATH}/ui/login` so the admin storage
state is valid under a prefix. Seeded with api-reference; append the rest as their
migrations merge.

* test(ui): support headed slow-motion + watch pauses in the migration smoke

Honor SLOWMO in the server-root-path config (the default config already did),
and add an env-gated E2E_WATCH_MS pause so a headed run lingers on each state.
Both are no-ops by default, so CI behavior is unchanged.

* test(ui): make the migration smoke a sidebar-click user journey

Rework the smoke from deep-linking to a real navigation journey: start at the
landing page, click the migrated page in the sidebar (expanding submenus for
nested items), assert the path route rendered, reload it (the check a wrong
server_root_path breaks), bounce to a legacy page and back, and — once two pages
are migrated — navigate directly between two migrated pages. Verifies via URL +
shell render, driven by the same fixture list.

* test(ui): address review on the migration smoke

Escape ROOT and segment before interpolating them into RegExp URL matchers so a
future segment containing regex metacharacters can't silently widen the match.
Make the server-root-path config fail fast when SERVER_ROOT_PATH is unset instead
of silently re-running the default mount and passing without exercising the prefix.

* test(ui): drop unused watch helper and fix stale smoke README

* test(ui): run the migration smoke under a server root path in CI

* test(ui): harden + instrument the server-root-path proxy reboot in CI

* test(ui): run the server-root-path migration smoke as its own CI job

Replace the in-place proxy reboot in e2e_ui_testing with a dedicated
e2e_ui_testing_server_root_path job that boots the proxy once with
SERVER_ROOT_PATH=/litellm, matching how every other proxy variant in the
config gets its own job rather than killing and relaunching the live proxy.

The reboot was failing deterministically: after pkill -9 and relaunch the
prefixed proxy never came back up on :4000 (connection refused), so the smoke
never ran. The readiness step that was supposed to surface the cause could
never reach its boot-log tail because CircleCI runs steps under bash -eo
pipefail and the preceding `curl -sv ... | tail` aborted the step with curl's
exit 7. Booting the proxy as the job's own background step lets any boot crash
land in that step's log instead of being swallowed.

The default e2e_ui_testing job is unchanged aside from dropping the reboot,
prefixed-readiness, and prefixed-smoke steps; the migration smoke still runs at
the root mount there via the default Playwright config.

* fix(proxy): extend response headers hook to streaming, TTS, image gen, and pass-through (#24232)

* fix(proxy): extend response headers hook to streaming, TTS, image gen, and pass-through

* test: mock post_call_response_headers_hook in audio speech route tests

* chore(ui): remove dead App Router route stubs under (dashboard) (#30045)

models-and-endpoints, organizations, and virtual-keys each had a page.tsx
route under (dashboard)/ that is not in MIGRATED_PAGES, so the sidebar and
deep links never resolve to it and the route is unreachable. Each was a thin
wrapper that handed the shared view empty or no-op props (empty modelData with
a no-op setModelData, hardcoded empty organizations, no-op
setUserRole/setUserEmail), so reaching one would render a degraded page in any
case. The real wrapper belongs in the PR that flips each page into
MIGRATED_PAGES, written with eyes on it and a test

This continues the dead-scaffolding cleanup from #28891. The shared components
these wrappers rendered (ModelsAndEndpointsView, OrganizationFilters) stay,
since the legacy ?page= switch in app/page.tsx and src/components still import
them

* fix(ui/mcp): reset OAuth state on create-server modal close so a prior server's token no longer leaks into the next add-server session (#30000)

* fix(ui/mcp): reset OAuth hook state on modal close so a prior server's token no longer leaks into the next add-server session

* fix(ui/mcp): clear in-flight OAuth guard on reset and reset form/tools on modal close so nothing leaks on a parent-driven dismiss

* fix(mcp): allow team access-group grants in OAuth authorize/token access check (#30041)

* fix(mcp): honor team access-group grants in OAuth authorize/token access check

* test(mcp): mock build_effective_auth_contexts in non-admin authorize tests for isolation

* docs(security): require a reproduction video for vulnerability reports (#30048) (#30063)

With AI models capable of automated vulnerability discovery now publicly
available, we expect a large increase in report volume, much of it
unverified. Requiring a video of the exploit running against a live
instance raises the bar for submissions and keeps triage focused on
reproducible issues. Reports without a video will be closed and reopened
if one is added later.

Co-authored-by: stuxf <70670632+stuxf@users.noreply.github.com>

* feat(ui): add admin flag to disable in-product UI nudges for everyone (#29796)

* feat(ui): add admin flag to disable in-product UI nudges for everyone

Admins can now suppress the survey and Claude Code feedback popups for
all users via a single disable_ui_nudges UI setting, instead of relying
on each user dismissing them individually.

* fix(ui): suppress nudges while ui settings are loading

Gate nudgesDisabled on the ui-settings loading state so an admin with
disable_ui_nudges on doesn't see the survey prompt flash, and the
getInProductNudgesCall fetch doesn't fire, on a cold page load before
the flag resolves. Falls back to showing nudges if the fetch errors.

* test(ui): wrap CreateKeyPage test in QueryClientProvider

page.tsx now calls useUISettings (react-query), which needs a
QueryClient that layout.tsx supplies in production but the test did
not. Add the provider and mock getUiSettings so the query resolves.

* chore(ui): remove dead dashboard files and unused dependencies (#30047)

* chore(ui): remove dead dashboard files and unused dependencies

knip flagged seven orphaned source/config files with no importers and
five declared dependencies that nothing in the tree uses. Removing them
shrinks the dashboard bundle's source surface and keeps the manifest
honest; vite stays installed transitively via vitest, so test tooling is
unaffected.

* fix(ci): restore serverRootPath.config.ts referenced by SERVER_ROOT_PATH workflow

The dead-code sweep removed e2e_tests/serverRootPath.config.ts, but its spec
(tests/login/serverRootPathRedirect.spec.ts) and the test_server_root_path.yml
workflow step still depend on it, so the redirect e2e job failed to load a
config that no longer existed.

* fix(proxy): authorize batch files using upload target_model_names (LIT-3593) (#30009)

* fix(proxy): authorize batch files using upload target_model_names (LIT-3593)

After replace_model_in_jsonl, body.model is a stripped provider id. Reverse-mapping it via resolve_model_name_from_model_id is first-match on model_list and caused false 403s when multiple deployments share the same stripped name. Use target_model_names from the unified file id instead.

Co-authored-by: Cursor <cursoragent@cursor.com>

* fix(proxy): restore resolve_model_name_from_model_id for JSONL fallback path (LIT-3593)

Restores the reverse-lookup for the JSONL body.model fallback path so that
legacy/pre-target_model_names managed files still map stripped provider IDs
back to proxy aliases before auth. Also cleans up redundant `or None`.

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

* Revert "fix(proxy): restore resolve_model_name_from_model_id for JSONL fallback path (LIT-3593)"

This reverts commit 30d2e96f77.

---------

Co-authored-by: Cursor <cursoragent@cursor.com>
Co-authored-by: Claude Sonnet 4.6 <noreply@anthropic.com>

* Add Claude Fable 5 across Anthropic, Bedrock, Vertex AI, and Azure AI (#30064)

* Add Claude Fable 5 across Anthropic, Bedrock, Vertex AI, and Azure AI

Adds cost map entries for claude-fable-5 ($10/$50 per MTok, 1M context,
128K output, adaptive thinking only) on the Anthropic API, Bedrock
converse (base, global, and us/eu geo inference profiles at the 10%
regional premium), Vertex AI, and Azure AI (Microsoft Foundry, which
serves Fable 5 with the full 1M context window unlike Opus 4.8).

Registers anthropic.claude-fable-5 in BEDROCK_CONVERSE_MODELS, lists the
model in the setup wizard, and extends the reasoning effort e2e grid.
The Bedrock, Vertex, and Azure grid cells carry fail_reason markers
until the CI accounts are provisioned: Bedrock needs the provider data
sharing opt-in Fable 5 requires, and the Foundry resource needs a
claude-fable-5 deployment.

The first-party entry carries provider_specific_entry {us: 1.1} for the
inference_geo premium and deliberately no fast multiplier since Fable 5
has no fast mode.

https://claude.ai/code/session_01MZarYYT3aS7DxaNjoax6Gm

* Drop removed sampling params for Claude 4.7+ when drop_params is set

Fable 5, Opus 4.7, and Opus 4.8 removed sampling params: the API rejects
top_p, top_k, and any temperature other than 1 with a 400. LiteLLM was
forwarding them even with drop_params enabled because the Anthropic and
Bedrock converse transformations passed temperature/top_p through
unconditionally.

Mirror the GPT-5/o-series handling: temperature=1 still passes through,
other values and any top_p are dropped when drop_params is set, and
without drop_params a clean client-side UnsupportedParamsError tells the
caller how to opt in, instead of surfacing the raw provider error.

https://claude.ai/code/session_01MZarYYT3aS7DxaNjoax6Gm

* Drive sampling param gating from the cost map and cover top_k

Greptile review follow-ups on the sampling param fix: the restriction for
Fable 5 / Opus 4.7 / 4.8 is now declared as supports_sampling_params: false
on every affected cost map entry (perplexity excluded; that route is
OpenAI-compatible and maps sampling params upstream) and read back through
a tri-state map lookup, keeping the name check only as a fallback for
provider-routed ids whose hosted map entries predate the flag, the same
layering supports_adaptive_thinking uses. top_k bypasses map_openai_params
as a provider-specific kwarg, so it is gated at the shared
AnthropicConfig.transform_request boundary (direct, Bedrock invoke, Vertex,
Azure) and in the Bedrock converse _handle_top_k_value path, with
drop_params threaded through the converse transform helpers.

Also updates the reasoning effort grid cell count assertion for the four
Fable 5 rows added on this branch (29 x 11 cells).

https://claude.ai/code/session_01MZarYYT3aS7DxaNjoax6Gm

* Declare supports_sampling_params in the cost map schema

The model map validation schema uses additionalProperties: false, so the
new flag must be declared for the 28 entries that carry it; this was the
one failing job (misc / Run tests) on the previous commit.

https://claude.ai/code/session_01MZarYYT3aS7DxaNjoax6Gm

* fix(bedrock): gate top_k=0 on converse to match Anthropic boundary

Truthiness check let top_k=0 silently disappear on models that removed
sampling params, while AnthropicConfig.transform_request treats 0 as
present and raises UnsupportedParamsError (or drops when drop_params is
set). Switch to 'is not None' so converse, direct Anthropic, invoke,
Vertex, and Azure all behave the same for top_k=0.

---------

Co-authored-by: Cursor Agent <cursoragent@cursor.com>

* fix(proxy): coerce litellm_settings.max_budget env var to float

When max_budget is set in litellm_settings via os.environ/MAX_BUDGET,
the env var resolves to a string and the generic setattr branch in
ProxyConfig.load_config stored it as-is, so the startup check
litellm.max_budget > 0 raised TypeError. The earlier fix (#23855) only
covered the CLI initialize() path. Coerce the value to float in the
settings loop, matching the existing max_internal_user_budget handling.

Fixes #26696.

---------

Co-authored-by: milan-berri <milan@berri.ai>
Co-authored-by: Cursor <cursoragent@cursor.com>
Co-authored-by: ryan-crabbe-berri <ryan@berri.ai>
Co-authored-by: michelligabriele <gabriele.michelli@icloud.com>
Co-authored-by: tin-berri <tin@berri.ai>
Co-authored-by: yuneng-jiang <yuneng@berri.ai>
Co-authored-by: stuxf <70670632+stuxf@users.noreply.github.com>
Co-authored-by: Sameer Kankute <sameer@berri.ai>
Co-authored-by: Claude Sonnet 4.6 <noreply@anthropic.com>
Co-authored-by: Mateo Wang <277851410+mateo-berri@users.noreply.github.com>

* fix(router): don't drop bedrock pass-through deployments using IAM credentials (#30111)

* Fix Bedrock passthrough deployment dropped when using IAM credentials

Bedrock deployments with use_in_pass_through enabled and IAM/OIDC auth
(aws_role_name, no api_key) hit the generic pass-through branch in
Router._initialize_deployment_for_pass_through, which calls
set_pass_through_credentials and raises "api_key is required". The
exception drops the deployment from the router entirely, breaking both
passthrough and normal routing for that model.

Skip the credential store write when no api_key is set; the bedrock
passthrough route resolves AWS credentials at request time via
BedrockConverseLLM.get_credentials(), not the passthrough credential
store, so there is nothing to register here.

Fixes #27728.

* Reset passthrough credentials singleton before api_key credential test

The test reads the module-level passthrough_endpoint_router singleton,
so a stale "openai" entry written by an earlier test in the same
process could make the assertion pass without exercising the code path.
Clearing the credentials dict up front makes the test order-independent.

* fix(sdk): stop mirroring reasoning_content in provider_specific_fields (#30110)

The dict-to-response conversion path mirrored reasoning_content into
provider_specific_fields, while live provider transforms (Anthropic's
_build_provider_specific_fields) only set it top-level on the Message.
Cache-replayed messages therefore serialized differently from live
ones, breaking disk cache key stability for multi-turn conversations
with extended thinking.

The mirror was added for DeepSeek before Message.reasoning_content
existed as a top-level attribute. The top-level field is still set by
the converter, so DeepSeek's request-side promotion is unaffected.

Fixes #27337.

* fix(mcp): coerce mcp_server_cost_info values to float at ingest (#30109)

* fix(mcp): coerce mcp_server_cost_info values to float at ingest

YAML 1.1 parses scientific notation without a decimal point
(e.g. 7e-05) as a string, and MCPServerCostInfo is a TypedDict with no
runtime validation, so a string-typed default_cost_per_query from
config.yaml flowed through the proxy untouched and crashed the MCP
server settings page with '.toFixed is not a function'. Normalize
mcp_server_cost_info on both the config and DB load paths, dropping
non-numeric values with a warning instead of failing the server load.

Fixes #27097.

* fix(mcp): drop non-numeric default_cost_per_query instead of nulling it

Keeping the key with a None value still exposes a null to the UI,
which can crash .toFixed formatting when the consumer checks key
existence rather than truthiness. Delete the key on coercion failure,
matching how non-numeric per-tool cost entries are already omitted.

* fix(proxy): count embedding and text completion tokens toward TPM limits (#30105)

* fix(proxy): count embedding and text completion tokens toward TPM limits

The parallel request limiters only read token usage off ModelResponse,
so EmbeddingResponse and TextCompletionResponse objects left
total_tokens at 0 and the per key, user, team, and end user TPM
counters never incremented. Requests to /v1/embeddings and
/v1/completions were effectively free against any tpm_limit. In the v3
limiter this was worse: the post-call reconciliation computed actual
usage as 0 and refunded the pre-call reservation made at request time.

Broaden the isinstance checks to accept EmbeddingResponse and
TextCompletionResponse, which both expose a Usage object, at the four
per-scope sites in parallel_request_limiter.py and at the usage
extraction in parallel_request_limiter_v3.py. ResponsesAPIResponse was
already covered in v3 via BaseLiteLLMOpenAIResponseObject.

Fixes #27738.

* test(proxy): cover v1 limiter TPM counting for embedding and text completion responses

Exercise the broadened isinstance sites in parallel_request_limiter.py
by asserting that async_log_success_event adds total_tokens to the per
key, user, team, and end user TPM counters for EmbeddingResponse and
TextCompletionResponse objects. The counters are pre-seeded at zero so
the assertion is exactly the increment; on the pre-fix code these
responses left total_tokens at 0 and the test fails.

* fix(openai): forward client headers on the text completion path (#30103)

* fix(openai): forward client headers on the text completion path

litellm.completion() merges caller headers with extra_headers, but the
text-completion-openai branch never passed the merged dict to
openai_text_completions.completion(), and the handler only used its
headers argument for logging. Pass the merged headers through the call
site and set them as extra_headers on the outgoing request, mirroring
the chat completion handler, so x-* client headers forwarded by the
proxy reach the provider on /v1/completions.

Fixes #27410.

* Drop redundant extra_headers assignment and fix test module collision

completion() merges extra_headers into headers before the
text-completion-openai branch, and the handler now sets the merged
headers as extra_headers on the request, so the branch-local
optional_params["extra_headers"] assignment was a dead duplicate.
Removing it keeps the assignment in one place while both entry paths
(litellm.text_completion and direct handler callers) still forward
headers; a new regression test pins the extra_headers kwarg path.

Also rename the test module to test_completion_handler.py since its
basename collided with tests/test_litellm/llms/bedrock/batches/
test_handler.py and broke pytest collection.

* fix(bedrock): route Anthropic-shape count_tokens to InvokeModel and base64-encode the body (#30102)

* fix(bedrock): route Anthropic-shape count_tokens to InvokeModel

POST /v1/messages/count_tokens with Anthropic content blocks
({"type": "text"|"tool_use"|...}) was routed to the Converse input of
the Bedrock CountTokens API. The Converse transform copies list content
through verbatim, so Bedrock rejected the request with a 400 and the
caller silently fell back to the local tokenizer, returning counts that
can be off by ~50% on tool-heavy payloads.

_detect_input_type now routes messages whose content blocks carry a
"type" key (Anthropic shape) to the invokeModel input, which forwards
the body verbatim. The invokeModel body is now base64-encoded as the
CountTokens API requires (InvokeModelTokensRequest.body is a
base64-encoded blob), and Anthropic Messages bodies get the
anthropic_version and max_tokens fields Bedrock validates against.

Fixes #27632.

* refactor(bedrock): name the CountTokens max_tokens placeholder

Replace the magic 1024 with a module-level
DEFAULT_ANTHROPIC_INVOKE_MODEL_MAX_TOKENS constant so the intent is
explicit and there is a single place to update if Bedrock's InvokeModel
schema ever changes. Module-local rather than litellm/constants.py
because the value is only a schema-validation placeholder for token
counting, not a user-tunable generation default.

* Add above-512k pricing tier for MiniMax-M3 and correct its base rates (#30095)

* Add above-512k pricing tier support for MiniMax-M3

MiniMax-M3 doubles its per-token rates once a prompt exceeds 512k
input tokens. The tiered cost parser already handles arbitrary
thresholds, but get_model_info only copies whitelisted keys from
ModelInfoBase, which had no 512k variants, so above_512k keys were
silently dropped and long-context requests were priced at the flat
rate.

Add the input, output, and cache-read above_512k_tokens fields to
ModelInfoBase and pass them through in get_model_info. Update the
minimax/MiniMax-M3 entry with the tiered rates and correct the base
rates, which matched the above-512k tier instead of the published
base tier (https://platform.minimax.io/docs/guides/pricing-paygo).

Fixes #29663.

* Add above-512k keys to pricing schema, set MiniMax-M3 context to 1M

Register the three new above_512k_tokens cost keys in the INTENDED_SCHEMA
of test_aaamodel_prices_and_context_window_json_is_valid, declared the same
way as the existing above_200k/above_272k tier keys, so the schema check
accepts the MiniMax-M3 tiered pricing entry.

Also raise MiniMax-M3 max_input_tokens from 512000 to 1000000 in both
pricing JSONs. The MiniMax API docs
(https://platform.minimax.io/docs/guides/text-generation) state the model
supports a 1,000,000-token context window, and the pay-as-you-go pricing
page (https://platform.minimax.io/docs/guides/pricing-paygo) prices input
above 512k tokens, which only makes sense if inputs beyond 512k are
accepted. This makes the above-512k pricing tier reachable.

* fix(bedrock): make document names unique across conversation turns (#30093)

* fix(bedrock): make document names unique across conversation turns

PR #16275 derived Bedrock document names purely from a content hash so
that names stay deterministic for prompt caching. When the same PDF or
document appears in more than one conversation turn, every occurrence
gets the identical name and Bedrock rejects the request with "Messages
can not contain duplicate document names".

Add _rename_duplicate_bedrock_document_names, a post-pass over the
assembled message blocks that keeps the first occurrence's hash-based
name and appends a positional suffix (_2, _3, ...) to later
occurrences. Apply it in both _bedrock_converse_messages_pt and
_bedrock_converse_messages_pt_async. Names remain deterministic across
requests and the first occurrence is unchanged, so prompt cache
prefixes stay stable.

Fixes #29418.

* fix(bedrock): avoid suffix collisions with organic document names

A renamed duplicate could collide with a document whose hash-derived
name already ends in the same positional suffix (e.g. an organic
report_2 next to two documents named report). Collect every document
name up front and bump the suffix until the candidate is unused, so
renames can collide neither with organic names nor with each other.

* fix(_types): remove ResponsesAPIResponse from PassThroughEndpointLoggingResultValues

The import of ResponsesAPIResponse was removed from the file but a usage
was left in the Union type, causing a NameError on import and breaking
all CI tests. Remove the stale reference to match the cleanup intent.

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

* fix(_types): restore ResponsesAPIResponse import and add use_xai_oauth to filter list

Two related fixes:
1. Re-add ResponsesAPIResponse import in _types.py — it was removed but still
   needed in PassThroughEndpointLoggingResultValues (used in
   openai_passthrough_logging_handler.py).
2. Add use_xai_oauth to all_litellm_params so it is filtered before forwarding
   kwargs to providers like OpenAI that do not recognize it.

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

---------

Co-authored-by: Hari <kancharla.ha@northeastern.edu>
Co-authored-by: greptile-apps[bot] <165735046+greptile-apps[bot]@users.noreply.github.com>
Co-authored-by: Ceder Dens <ceder.dens@uantwerpen.be>
Co-authored-by: Yufeng He <40085740+he-yufeng@users.noreply.github.com>
Co-authored-by: 冯基魁 <56265583+fengjikui@users.noreply.github.com>
Co-authored-by: victoruce <161634297+victoruce@users.noreply.github.com>
Co-authored-by: kejunleng <33445544+silencedoctor@users.noreply.github.com>
Co-authored-by: shin-berri <shin-laptop@berri.ai>
Co-authored-by: yuneng-jiang <yuneng@berri.ai>
Co-authored-by: Tyson Cung <45380903+tysoncung@users.noreply.github.com>
Co-authored-by: Claude Sonnet 4.6 <noreply@anthropic.com>
Co-authored-by: Jeremy Chapeau <113923302+jychp@users.noreply.github.com>
Co-authored-by: Daan <255322319+daanhendrio@users.noreply.github.com>
Co-authored-by: Avani Prajapati <143805019+Avani-prajapati@users.noreply.github.com>
Co-authored-by: Kent <72616338+kingdoooo@users.noreply.github.com>
Co-authored-by: daitran-tensormesh <dai@tensormesh.ai>
Co-authored-by: Dimitris Spachos <dspachos@gmail.com>
Co-authored-by: Liam Scott <liam@uilliam.com>
Co-authored-by: Cursor <cursoragent@cursor.com>
Co-authored-by: Filippo Menghi <113345637+Cyberfilo@users.noreply.github.com>
Co-authored-by: milan-berri <milan@berri.ai>
Co-authored-by: ryan-crabbe-berri <ryan@berri.ai>
Co-authored-by: michelligabriele <gabriele.michelli@icloud.com>
Co-authored-by: tin-berri <tin@berri.ai>
Co-authored-by: stuxf <70670632+stuxf@users.noreply.github.com>
Co-authored-by: Mateo Wang <277851410+mateo-berri@users.noreply.github.com>
2026-06-10 10:34:07 -07:00
yuneng-jiang
1bbaf1c39d
fix(guardrails): read CrowdStrike AIDR identity from both metadata bags (#29991)
Capture user_id and extra_info from metadata or litellm_metadata. The single-bag read dropped identity whenever a request carried a present litellm_metadata field (null or a user-supplied dict), since /chat/completions routes the authenticated identity into metadata while the guardrail read litellm_metadata first
2026-06-08 17:46:28 -07:00
Sameer Kankute
32c88ca74f
Litellm oss staging 080626 (#29932)
* feat(bedrock_mantle): add SigV4/IAM auth to Responses API route (fixes #29665) (#29788)

* feat(responses): add default no-op sign_request to BaseResponsesAPIConfig

* feat(responses): call sign_request after body is final, send signed bytes when signed

* feat(bedrock_mantle): add SigV4 sign_request via composed BaseAWSLLM (bearer path)

* test(bedrock_mantle): cover SigV4 access-key, AssumeRole, body bytes, region/auth consistency

* feat(bedrock_mantle): defer auth to sign_request; validate_environment no longer requires bearer

* docs(bedrock_mantle): document SigV4 + Bearer auth on Responses route

* test(responses): cover fake-stream signing order and mantle bearer arg/env precedence

* fix(bedrock_mantle): wrap all botocore credential errors with both-paths guidance

* fix(bedrock_mantle): catch specific credential errors, not all BotoCoreError, so STS transport failures are not masked

* fix(bedrock_mantle): sign the compact Responses route too, not just create

* fix(github-copilot): route per-model on /v1/responses based on model info (#29747)

* feat(focus): add GCS destination for FOCUS export (#29751)

* test: add failing tests for FocusGCSDestination

* feat: add FocusGCSDestination reusing GCSBucketBase auth

* feat: register FocusGCSDestination in factory; export from __init__

* fix(focus): preserve GCS_PATH_SERVICE_ACCOUNT when service_account_json not in config

* style: apply Black formatting to gcs_destination and tests

* style: apply Black formatting to factory.py

* fix(bedrock): omit empty additionalModelRequestFields and system from Converse API payload (#29565)

Amazon Nova Pro (and other strict Bedrock models) return 400 Malformed input
request when additionalModelRequestFields: {} or system: [] are present in the
payload. Both fields are optional in CommonRequestObject (total=False) and must
be omitted rather than sent as empty structures.

Co-authored-by: shin-berri <shin-laptop@berri.ai>
Co-authored-by: yuneng-jiang <yuneng@berri.ai>
Co-authored-by: Claude Sonnet 4.6 <noreply@anthropic.com>

* fix(proxy): recognize *.cognitiveservices.azure.com as OpenAI-compatible in pass-through cost tracking (#29730)

* fix(proxy): recognize *.cognitiveservices.azure.com as OpenAI-compatible

Azure OpenAI resources created via the newer "Azure AI Foundry" /
Cognitive Services pathway live on `*.cognitiveservices.azure.com`
subdomains, not the older `openai.azure.com`. Both are valid Azure
OpenAI surfaces in production today.

The OpenAI pass-through cost-tracking handler hard-codes only the older
hostname in five places (four `is_openai_*_route` methods on
OpenAIPassthroughLoggingHandler, plus is_openai_route on
PassThroughEndpointLogging). As a result, calls from newer Azure
deployments are silently classified as "not an OpenAI route", the
dispatch into the cost-tracking handler is skipped, and tokens/cost
never get extracted into LiteLLM_SpendLogs — the row gets written with
prompt_tokens=0, completion_tokens=0, spend=0, model='unknown'.

Reproduced 2026-06-04 against a real Azure OpenAI deployment on
`*.cognitiveservices.azure.com` proxied through LiteLLM v1.88.0.

Fix: factor the hostname check into a single helper
`_is_openai_compatible_host` listing all three recognized surfaces
(api.openai.com, openai.azure.com, cognitiveservices.azure.com), and
have all five call sites delegate to it. Purely additive — never
weakens recognition for the originally-supported hostnames.

Adds a test
`test_is_openai_route_recognizes_cognitiveservices_azure_com` that
exercises all four `is_openai_*_route` static methods against
`*.cognitiveservices.azure.com` URLs (positive cases per route + a
small cross-route negative to confirm route-specific path matching
still works on the new hostname).

Out of scope for this PR (separate followup):
  - `openai_passthrough_handler` calls chat/completions
    `transform_response` on Responses API payloads (`output:` not
    `choices:`), which throws inside the dispatch and drops the
    SpendLogs row entirely. Recognized + tracked separately.

* ci: trigger fresh run

Empty commit to re-run checks. The previous auth-and-jwt failure was
a transient HuggingFace Hub 429 rate-limit hitting tokenizer downloads
in tests/proxy_unit_tests/test_custom_tokenizer_bug.py — unrelated to
this PR's scope (hostname recognition in pass-through cost tracking).
No code change.

---------

Co-authored-by: shin-berri <shin-laptop@berri.ai>
Co-authored-by: yuneng-jiang <yuneng@berri.ai>

* fix(responses): preserve forced-function tool_choice name in Responses to Chat transform (#29812)

The Responses API forces a specific function with a top-level name
({"type": "function", "name": "X"}), but _transform_tool_choice only handled the
nested Chat Completions shape and fell through to returning "required" for the flat
form, silently dropping the function name and degrading a forced function call to
force-any-tool. Map the flat Responses shape to the nested Chat shape, keeping the
"required" fallback when no name is present.

* Preserve x-anthropic-billing-header system blocks for first-party Anthropic (#29584)

* Preserve x-anthropic-billing-header system blocks for first-party Anthropic

PR #20951 strips system blocks beginning with "x-anthropic-billing-header:" for
every Anthropic target. That block is how the first-party Anthropic API recognizes
Claude Code subscription (OAuth) traffic, so dropping it makes requests that carry
only that block, such as the auto-mode tool-safety classifier, fail with a
misleading 429 rate_limit_error; normal turns still work because they also carry
the "You are Claude Code" identity block.

Gate the strip behind should_strip_billing_metadata(), defaulting to False on the
first-party AnthropicConfig and AnthropicMessagesConfig so the block is kept, and
overridden to True on the providers that reach these transforms and reject the
block (Bedrock platform, Vertex, Azure for the chat path; Minimax, Azure, DeepSeek
for the messages path). Behavior for those providers is unchanged.

* Strip billing header on Bedrock invoke and Vertex messages pass-through

Two more subclasses reach the gated strip but inherited keep-by-default.
AmazonAnthropicClaudeConfig (Bedrock invoke) calls AnthropicConfig.transform_request,
which calls translate_system_message, and VertexAIPartnerModelsAnthropicMessagesConfig
(Vertex messages pass-through) calls super().transform_anthropic_messages_request.
Override should_strip_billing_metadata() to True on both.

Add a parametrized test asserting the flag for every first-party base (False) and
provider subclass (True), covering all overrides, plus a translate_system_message
regression test for the Bedrock invoke path.

* fix(cache): log hashed cache keys (#29890)

* fix(ui): save routing groups as list (#29889)

* Revert "fix(ui): save routing groups as list (#29889)" (#29928)

This reverts commit 9b1f78ffa7.

* feat(parasail): add Parasail as a JSON-configured OpenAI-compatible provider (#29842)

* feat(parasail): add Parasail as a JSON-configured OpenAI-compatible provider

Registers parasail in the openai_like JSON provider loader with both
/v1/chat/completions and /v1/responses support. Parasail's Responses API
rejects store:true and any request that omits store, so the loader gains a
force_store_false special_handling flag; the parasail entry sets it and
the generated Responses config overrides store=false on every call. This
keeps callers from hitting "State storage not supported" and matches what
Parasail's docs require.

Adds the PARASAIL enum value, listing under openai_compatible_providers,
provider documentation at docs/my-website/docs/providers/parasail.md, and
a focused unit test file under tests/test_litellm/llms/parasail/ that
covers JSON registration, chat URL construction, Responses URL
construction with PARASAIL_API_BASE override, and the force_store_false
regression in both the caller-sent-store=true and caller-omitted cases.

* fix(parasail): register in provider_endpoints_support, drop in-repo docs

Greptile review feedback. The provider doc belongs in the litellm-docs
repo, not this one's docs/my-website tree; removing it here. Adds the
parasail entry to provider_endpoints_support.json so the
check_provider_folders_documented.py CI check passes (chat_completions
and responses true; others false).

* fix: normalize Anthropic passthrough server tool usage (#29827)

* test(anthropic): cover server_tool_use dict cost tracking

* fix: normalize Anthropic server tool usage

(cherry picked from commit 982f726bed)

* fix: keep server tool usage subscriptable

(cherry picked from commit 70280b9b27)

---------

Co-authored-by: Genmin <joey@joeyroth.com>

* fix(proxy): fix typo generic_role_mappoings -> generic_role_mappings in ui_sso.py (#29753)

Co-authored-by: shin-berri <shin-laptop@berri.ai>
Co-authored-by: yuneng-jiang <yuneng@berri.ai>

* feat(proxy): add disable_budget_reservation general setting (#27639) (#29493)

* feat(proxy): add disable_budget_reservation general setting (#27639)

* feat(proxy): register disable_budget_reservation in ConfigGeneralSettings (#27639)

* docs(proxy): document disable_budget_reservation concurrency tradeoff (#27639)

* ci: re-trigger flaky docker build (prisma generate ECONNRESET)

* fix(proxy): warn and document budget enforcement tradeoff when disable_budget_reservation is set (#27639)

* feat(gemini_tts): adding support to Gemini TTS languageCode parameters (#29623)

* Adding support to Gemini TTS Language Code parameters

* Mapping Gemini TTS languageCode param in Docstring

* Use snake_case for language_code input keyMapping Gemini TTS languageCode param in Docstring

* Restoring files modified under enterprise/litellm_enterprise due to lint/formatting checks

---------

Co-authored-by: João Garrido <joaogarrido@google.com>

* feat(guardrails): capture user and model metadata in CrowdStrike AIDR (#29517)

* fix(proxy): require OpenAI path segment for shared Azure Cognitive Services domains

Address Greptile review: the `*.cognitiveservices.azure.com` /
`*.openai.azure.com` domains are shared by every Azure Cognitive Service
(Speech, Vision, Language, ...), so a hostname-only substring match
misclassified non-OpenAI Azure traffic as OpenAI routes.

- Replace the substring host test with suffix matching (rejects look-alike
  domains like cognitiveservices.azure.com.attacker.example).
- Add `_is_openai_compatible_url` that requires an OpenAI-style path marker
  (`/openai/` or `/v1/`) on the shared Azure domains, and use it in
  PassThroughEndpointLogging.is_openai_route (previously hostname-only).
- Add negative tests for Azure Speech/Vision paths and look-alike domains.

Co-Authored-By: Claude Opus 4.8 <noreply@anthropic.com>

* fix: support Responses input in Redis semantic cache (#29581)

* fix: support responses input in redis semantic cache

* test: cover redis semantic prompt extraction

* test: handle blank redis semantic text fallbacks

* chore: remove async cache dead statement

* test: cover redis semantic cache miss paths

* fix: filter sensitive cache lookup kwargs

* chore: rerun ci after huggingface rate limit

* chore(ui): regenerate dashboard API types (npm run gen:api)

Sync src/lib/http/schema.d.ts with the proxy OpenAPI spec: adds the
disable_budget_reservation general-settings field and picks up the
RateLimitError docstring reindent. Fixes the gen:api CI drift check.

Co-Authored-By: Claude Opus 4.8 <noreply@anthropic.com>

* test(bedrock): assert empty additionalModelRequestFields is omitted

The Converse transformer now drops an empty additionalModelRequestFields
block instead of sending it as `{}`. Update test_bedrock_top_k_param so
models without top_k support (llama3) assert the key is absent rather than
equal to an empty dict.

Co-Authored-By: Claude Opus 4.8 <noreply@anthropic.com>

---------

Co-authored-by: Kent <72616338+kingdoooo@users.noreply.github.com>
Co-authored-by: codgician <15964984+codgician@users.noreply.github.com>
Co-authored-by: Praveen Ghuge <95286176+pghuge-cloudwiz@users.noreply.github.com>
Co-authored-by: Roi <roytev@gmail.com>
Co-authored-by: shin-berri <shin-laptop@berri.ai>
Co-authored-by: yuneng-jiang <yuneng@berri.ai>
Co-authored-by: Claude Sonnet 4.6 <noreply@anthropic.com>
Co-authored-by: Liam Scott <liam@uilliam.com>
Co-authored-by: abhay23-AI <abhaytrivedi22@gmail.com>
Co-authored-by: Ceder Dens <cederdens@gmail.com>
Co-authored-by: 冯基魁 <56265583+fengjikui@users.noreply.github.com>
Co-authored-by: Kai Huang <kaihuang724@gmail.com>
Co-authored-by: rinto <54238243+ririnto@users.noreply.github.com>
Co-authored-by: Genmin <joey@joeyroth.com>
Co-authored-by: Arnav Bhilwariya <arnavbhilwariya0408@gmail.com>
Co-authored-by: Armaan Sandhu <74664101+Ar-maan05@users.noreply.github.com>
Co-authored-by: João Garrido <48538534+johngarrido@users.noreply.github.com>
Co-authored-by: João Garrido <joaogarrido@google.com>
Co-authored-by: Kenan Yildirim <kenan@kenany.me>
Co-authored-by: Dávid Balatoni <balcsida@gmail.com>
2026-06-08 13:49:52 -07:00
Sameer Kankute
cb041966bf
Litellm oss staging 040626 (#29671)
* fix(azure): apply api_version fallback chain to image edit URL

`AzureImageEditConfig.get_complete_url` only read `api_version` from
`litellm_params`. When callers configured it via `litellm.api_version`
or `AZURE_API_VERSION`, the constructed URL had no `?api-version=` and
Azure responded `404 Resource not found`.

Apply the same fallback chain the Azure chat path already uses in
`common_utils.py`:

    litellm_params > litellm.api_version > AZURE_API_VERSION env >
    litellm.AZURE_DEFAULT_API_VERSION

Adds 5 unit tests pinning each layer of the chain plus a regression
guard for `api_base` that already carries `?api-version=`.

* feat(mcp): core sampling and elicitation flow with security hardening

- Add sampling_handler.py: full MCP sampling/createMessage flow with
  model selection (hint-based + priority-based), auth enforcement,
  budget checks, route restriction gates, and tag policy pre-auth
- Add elicitation_handler.py: MCP elicitation/create relay with
  downstream client capability detection
- Wire sampling/elicitation callbacks in mcp_server_manager.py
  gated behind allow_sampling/allow_elicitation config flags
- Add allow_sampling/allow_elicitation fields to MCPServer type
- Fix session lock deadlock: skip lock for JSON-RPC response POSTs
  (elicitation/sampling replies) with truncated-body heuristic
- Extend client.py with sampling_callback and elicitation_callback
- Security: RouteChecks gate, tag-budget bypass fix, x-forwarded-for
  spoofing fix, Latin-1 header encoding guard
- Add 4 new test modules (model access, priority selection, request
  builder, tool conversion) + update existing MCP tests

* fix(security): run pre-call guardrails before MCP sampling acompletion

Without this, an upstream MCP server with allow_sampling enabled could
send prompts that bypass every guardrail (content filtering, PII
redaction, prompt-injection detection) configured on /chat/completions.

- Call proxy_logging_obj.pre_call_hook(call_type='acompletion') before
  llm_router.acompletion so guardrails fire for sampling sub-calls
- Add HTTPException to the re-raise list so guardrail rejections
  propagate correctly instead of being swallowed as generic errors

* feat(bedrock_mantle): add Responses API support (/openai/v1/responses) (#29490)

* feat(bedrock_mantle): add Responses API transformation config

* test(bedrock_mantle): cover trailing-slash api_base normalization

* feat(bedrock_mantle): export BedrockMantleResponsesAPIConfig

* feat(bedrock_mantle): register gpt-5.x Responses config (gpt-oss unchanged)

* feat(bedrock_mantle): add gpt-5.5/gpt-5.4 Responses price-map entries

* refactor(bedrock_mantle): exclude gpt-oss instead of allow-listing gpt-5 for Responses routing

Frontier OpenAI models on Bedrock Mantle are Responses-only on /openai/v1/responses;
gpt-oss is the legacy family that also speaks chat-completions. Gate by excluding
gpt-oss (which keeps its chat-completions emulation) and defaulting everything else
to the native Responses config, so future frontier models (gpt-6, etc.) route
correctly without a code change. Verified against the live us-east-2 Mantle endpoint:
gpt-oss 400s on /openai/v1/responses while gpt-5.5 400s on both standard paths.

* test(bedrock_mantle): cover supports_native_websocket opt-out

Closes the one uncovered line flagged by codecov on the Responses config.
The assertion documents that Mantle Responses has no realtime/websocket
transport, so realtime routing must not attempt a socket it cannot serve.

* fix(bedrock_mantle): route file_search through emulation instead of forwarding to Mantle

BedrockMantleResponsesAPIConfig inherited supports_native_file_search()
-> True from OpenAIResponsesAPIConfig but never overrode it. Mantle has no
OpenAI vector stores, so a forwarded file_search tool is rejected with a
400 (verified upstream: Tool type 'file_search' is not supported). Opting
out, like the existing supports_native_websocket override, routes the tool
through LiteLLM's file_search emulation instead.

* fix(bedrock_mantle): only route openai.gpt frontier models to Responses

The previous gate excluded gpt-oss and routed every other model to the
native Responses config. But on Mantle only the OpenAI gpt frontier models
(gpt-5.x) are served on /openai/v1/responses; gpt-oss and the non-OpenAI
families (nvidia, mistral, google, zai, ...) are chat-completions only and
400 on that path. Allow-list the openai.gpt- family (excluding gpt-oss)
instead, so chat-only models fall through to the chat-completions emulation.
Verified against the live us-east-2 endpoint: nvidia.nemotron-nano-9b-v2
returns 400 on /openai/v1/responses and 200 on /v1/chat/completions.

* feat(custom_llm): allow streaming/astreaming to yield ModelResponseStream (#27580)

* fix(custom_llm): allow streaming/astreaming to yield ModelResponseStream directly

* fix(streaming): enhance ModelResponseStream handling for custom LLM providers

* fix(streaming): strip finish_reason from content chunks and ensure tool_calls are preserved

* fix(streaming): add type ignore for finish_reason assignment in CustomStreamWrapper

* fix(proxy): strip stack trace from HTTP 503 responses (CWE-209) (#28330)

* fix(proxy/cwe-209): strip Python traceback from HTTP 503 error responses

The /cache/ping endpoint included a full Python traceback in its 503 error
response body (inside the ProxyException message), leaking internal file
paths, line numbers, and call stacks to any caller. Two MCP route handlers
in proxy_server.py similarly interpolated str(e) into "Internal server
error" detail strings.

Fix: log the traceback server-side via verbose_proxy_logger.exception()
and omit it from the ProxyException payload / HTTPException detail returned
to clients. Tests updated to assert no "traceback" keyword or frame paths
appear in the 503 body, with a new dedicated regression test.

CWE-209: Generation of Error Message Containing Sensitive Information.

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

* fix(proxy/cwe-209): apply Greptile P2 fixes and add MCP exception-path tests

Greptile 4/5 review identified two remaining gaps and Codecov reported
0% coverage on the two MCP handler exception branches:

1. caching_routes.py — str(e) in "Service Unhealthy ({str(e)})" could
   still leak Redis hostnames/IPs; replaced with static "Service Unhealthy".
   HTTPException is now re-raised before the generic handler so the
   "cache not initialized" 503 still reaches callers with its detail.
   Removed the redundant str(e) arg from verbose_proxy_logger.exception()
   (exception() already appends the traceback automatically).

2. tests — two new unit tests cover the exception paths in
   dynamic_mcp_route and toolset_mcp_route that were previously at 0%:
   - test_dynamic_mcp_route_unexpected_exception_returns_500_without_traceback
   - test_toolset_mcp_route_unexpected_exception_returns_500_without_traceback

All 25 tests pass (9 caching + 16 MCP).

CWE-209: Generation of Error Message Containing Sensitive Information.

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

* test(caching_routes): restore precise assertion in test_cache_ping_no_cache_initialized

The assertion was weakened to `"Cache not initialized" in str(data)`, which
matches the raw string of the entire response dict and would pass even if the
error moved to an unexpected field or changed structure.

Restore a targeted check on the parsed response: assert the exact string in
the correct field `data["detail"]`, matching FastAPI's HTTPException
serialisation format {"detail": "<message>"}.

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

* test(caching_routes): restore precise assertion and add CWE-209 no-cache path test

The assertion in test_cache_ping_no_cache_initialized was weakened to
`"Cache not initialized" in str(data)`, which matched against the raw string
representation of the entire response dict. This would pass silently even if
the error message moved to an unexpected field or the structure changed.

Restore a targeted assertion on the parsed field:
  assert data["detail"] == "Cache not initialized. litellm.cache is None"
matching FastAPI's HTTPException serialisation format exactly.

Add test_cache_ping_no_cache_does_not_expose_internals to show the code path
is still working correctly after the CWE-209 fix: verifies that the HTTPException
is re-raised as-is (no traceback, no source paths), and asserts the complete
response structure is exactly {"detail": "Cache not initialized. litellm.cache is None"}.

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

* fix(caching_routes): restore ProxyException envelope for null-cache 503

The except HTTPException: raise guard (added in the CWE-209 fix) caused
the null-cache HTTPException to escape as FastAPI's {"detail": "..."} shape
instead of the {"error": {...}} ProxyException envelope that callers expect.

Move the null-cache guard before the try block and raise ProxyException
directly so the response structure is consistent with all other /cache/ping
503s, and the except HTTPException: raise guard is only reachable by
unexpected downstream HTTPExceptions.

Update the two no-cache tests to assert the correct ProxyException envelope.

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

---------

Co-authored-by: Claude Sonnet 4.6 <noreply@anthropic.com>

* Update utils.py (#26609)

* feat(pricing): add Snowflake Cortex REST API model pricing (#26612)

* feat(pricing): add Snowflake Cortex REST API model pricing

## Summary

Adds pricing and context window information for 20+ Snowflake Cortex REST API models to `model_prices_and_context_window.json`.

## What's included

- **7 Claude models** (sonnet-4-5, sonnet-4-6, 4-sonnet, 4-opus, haiku-4-5, 3-7-sonnet, 3-5-sonnet) — with prompt caching rates
- **4 OpenAI models** (gpt-4.1, gpt-5, gpt-5-mini, gpt-5-nano) — with prompt caching rates  
- **5 Llama models** (3.1-8b, 3.1-70b, 3.1-405b, 3.3-70b, 4-maverick)
- **1 DeepSeek model** (deepseek-r1)
- **1 Mistral model** (mistral-large2)
- **1 Snowflake model** (snowflake-llama-3.3-70b)
- **2 Embedding models** (arctic-embed-l-v2.0, arctic-embed-m-v2.0)

Each entry includes `input_cost_per_token`, `output_cost_per_token`, `cache_read_input_token_cost` (where applicable), `max_input_tokens`, `max_output_tokens`, and capability flags (`supports_function_calling`, `supports_vision`, `supports_prompt_caching`, `supports_reasoning`).

## Pricing source

All prices are in USD per token, sourced from the official [Snowflake Service Consumption Table](https://www.snowflake.com/legal-files/CreditConsumptionTable.pdf) — Tables 6(b) (REST API with Prompt Caching) and 6(c) (REST API).

## Context

The existing `snowflake/` provider has zero model entries in the pricing JSON, which means LiteLLM cannot track costs for Snowflake Cortex calls. This PR fills that gap.

## Related

- Existing provider: `litellm/llms/snowflake/`
- Cortex REST API docs: https://docs.snowflake.com/en/user-guide/snowflake-cortex/cortex-rest-api

* Update model_prices_and_context_window.json

Fix the JSON parsing error

* Update model_prices_and_context_window.json

Removed the duplicate entry

* fix(utils): copy extra_body before adding unknown params to prevent model config mutation (#29620)

Fixes #29615. In add_provider_specific_params_to_optional_params, the line:

    extra_body = passed_params.pop("extra_body", None) or {}

returns the original dict reference when extra_body is non-empty (truthy).
Subsequent writes like extra_body[k] = passed_params[k] then mutate the
shared model config object held by the router, poisoning /model/info and
all subsequent requests for that deployment.

The or {} short-circuit creates a new dict only when extra_body is falsy
(None or {}), which is why the bug does not reproduce with extra_body: {}.

Fix: wrap in dict() so we always work on a fresh shallow copy.

* fix(vertex_ai): Bake tool_choice into Gemini CachedContent body to prevent silent drop (#29097)

* fix(vertex_ai): bake tool_choice into Gemini CachedContent body to prevent silent drop

* address greptile feedback on tool_choice cache test

* adds test that uses ToolConfig(functionCallingConfig=FunctionCallingConfig(mode=ANY)) instead of a dict literal, mirroring what map_tool_choice_values actually produce

* fix(gemini/veo): move image from parameters into instances[0] (#29501)

* fix(gemini/veo): move image from parameters into instances[0]

Veo's predictLongRunning schema puts image (and prompt) on the
instances element; parameters is for aspectRatio/durationSeconds/etc.
The Gemini path was leaving image in params_copy, so it ended up
nested under parameters and the API silently ignored it.

The Vertex path already builds the instance dict explicitly, so this
just aligns the Gemini path with it.

Fixes #29498

* address greptile: unconditional pop + BytesIO test

- Pop `image` from params_copy unconditionally so it never reaches
  GeminiVideoGenerationParameters even when None, removing implicit
  reliance on Pydantic's extra-field-ignore.
- Add test_transform_video_create_request_image_filelike_goes_to_instance
  covering the BytesIO path (_convert_image_to_gemini_format) — round-trips
  the base64 to confirm encoding.
- Add test_transform_video_create_request_image_none_is_dropped covering
  the new None branch.

* fix(huggingface): handle special token text in embedding usage (#29660)

* fix(guardrails): recompile ToolPermissionGuardrail rules on update_in_memory_litellm_params (#29655)

* fix(guardrails): recompile ToolPermissionGuardrail rules on update_in_memory_litellm_params

ToolPermissionGuardrail builds self.rules and the compiled target/pattern
maps only in __init__. The base update_in_memory_litellm_params re-sets raw
attributes via setattr but never rebuilds those maps, so a guardrail updated
in place (PUT /guardrails, or the immediate in-memory sync) keeps enforcing
the construction-time rules until it is reinitialized (PATCH path, periodic
DB poll, or restart).

Extract the compile step into _load_rules and override
update_in_memory_litellm_params to rebuild from it (dict- and model-safe),
re-normalizing default_action / on_disallowed_action. Mirrors the existing
PresidioGuardrail override of the same method. Adds regression tests.

Fixes #29592.

* fix(guardrails): handle dict params in ToolPermissionGuardrail in-memory update

Delegate to super() only for LitellmParams input (the base setattr loop is
model-only); apply the raw-dict case inline. Fixes the mypy arg-type error
and makes the recompile work when the proxy passes the raw DB dict.

* fix(guardrails): preserve tool-permission rules on a partial in-memory update

A partial update (e.g. a LitellmParams whose rules field is None) ran through
the generic setattr, which set self.rules to None, and the recompile was
skipped, leaving the guardrail with no rules. Snapshot the previous rules and
restore them when the update carries no rules; an explicit empty list still
clears them. Adds a regression test for the rules-absent case.

Addresses the Greptile review note on #29655.

* fix(bedrock): stop base_model label from stripping tools/tool_choice (#29621)

* fix(bedrock): stop base_model label from stripping tools/tool_choice

A Router/proxy Bedrock deployment whose model_info.base_model is a friendly
label (e.g. claude-haiku-4-5) silently lost tools/tool_choice: the outgoing
Converse request was built without toolConfig, so the model behaved as if no
tools were provided. Worked in v1.84.0, regressed in v1.85.0, and with
drop_params=true it failed silently.

Two changes compound into the bug. completion() passed model_info.base_model
as the model argument to get_optional_params, so the real Bedrock model id
never reached supported-param resolution; and get_supported_openai_params
resolved the provider config's params from base_model or model, letting the
label fully replace the real model. For Bedrock the label resolves to no tool
support, so tools/tool_choice were dropped before transformation.

completion() now keeps model as the real deployment model and threads the
resolved base_model (kwarg or model_info) through separately, and
get_supported_openai_params treats base_model as additive: it returns the
union of the params supported by model and by base_model. A hint can only add
capabilities, never strip ones the real model already exposes, which also
preserves the original base_model behavior from #27717 and Azure's base_model
driven model-type detection.

Fixes #29618

* test(main): make base_model param test robust to new parametrize cases

Restore an explicit per-case expected_model_param literal instead of
hardcoding the gemini id, so a future case with a different model can't
produce a misleading assertion failure.

* fix(fireworks_ai): pass response_format json_schema through unchanged (#29606)

FireworksAIConfig.map_openai_params was rewriting the OpenAI strict
`{type: json_schema, json_schema: {name, strict, schema}}` shape into
`{type: json_object, schema: ...}` before sending to Fireworks, dropping
`strict` and `name` and changing the `type`. Per Fireworks' docs json_object
means "force any valid JSON output (no specific schema)", so the schema
constraint was effectively dropped and grammar-guided decoding never ran;
model output silently violated the schema.

The rewrite landed in #7085 (Dec 2024) when Fireworks did not yet accept
native json_schema. Fireworks accepts the OpenAI strict shape natively now,
so the rewrite has become a regression.

Removes the rewrite. Passes response_format through unchanged. Updates the
existing test_map_response_format to assert pass-through. Adds focused
regression tests in tests/test_litellm/ covering preservation of type,
strict, name, and schema body, plus that json_object alone still works.

* fix(types): import Required from typing_extensions in gemini types

* style: reformat sampling_handler.py for py312 black compat

* refactor(mcp-sampling): extract helpers to fix PLR0915 too-many-statements in handle_sampling_create_message

* fix(proxy-server): add explicit ProxyLogging type annotation to proxy_logging_obj to fix mypy inference

* fix(mcp-sampling): suppress mypy assignment error on ImportError fallback for proxy_logging_obj

* fix(test): use .value when comparing LlmProviders enum against string in test_default_api_base

* fix(test): iterate LlmProviders enum in test_default_api_base to avoid str pollution from custom provider registration

litellm.provider_list is a mutable global initialized to list(LlmProviders) but custom_llm_setup() appends plain provider strings to it. When a test_custom_llm.py test runs first in the same xdist worker, provider_list contains a str and calling .value on it raises AttributeError. Iterate the immutable LlmProviders enum instead, which is deterministic and what the check intends.

* fix(mcp): depth-aware JSON-RPC response detection and neutral speed-priority fallback

Replace the flat substring check in the truncated-body routing path with a
top-level-key scan so a JSON-RPC response whose result payload nests a
"method" field is still detected as a response and skips the session lock,
removing a deadlock against the in-flight tool call awaiting it.

Drop the inverse max_output_tokens speed proxy when no model exposes
output_tokens_per_second; context-window size does not track latency, so a
neutral score avoids biasing speedPriority toward the smallest-context model.

* fix(guardrails): make ToolPermission rule reload atomic on invalid regex

_load_rules appended each rule to self.rules before compiling its regex, so an
invalid pattern raised mid-loop after the bad rule was already live but without
a _compiled_rule_targets entry. _matches_regex reads a missing compiled target
as a None pattern and returns True, turning the bad rule into a match-all that
silently applies its decision to every tool. Via update_in_memory_litellm_params
(PUT /guardrails) this corrupted the live guardrail.

Build the parsed rules and compiled maps into locals and swap them in only after
every regex compiles, and restore the previous ruleset if a live update is
rejected, so an invalid regex now fails the update without leaving the guardrail
enforcing a broken policy.

* test(mcp): cover sampling conversion, model resolution, and elicitation relay paths

The MCP sampling and elicitation handlers shipped with partial test
coverage, leaving the response-to-MCP conversion, the model resolution
fallback chain, completion-kwargs assembly, guardrail routing, and the
entire elicitation relay untested. That pulled the PR's diff (patch)
coverage below the codecov threshold even though overall project
coverage rose.

Add focused unit tests for _convert_openai_response_to_mcp_result,
_convert_mcp_tools_to_openai, _convert_mcp_tool_choice_to_openai, image
and audio content conversion, the hint-matching and fallback branches of
_resolve_model_from_preferences, _build_completion_kwargs, the router and
guardrail-rejection paths of _run_guardrails_and_call_llm, the
handle_sampling_create_message success and error-propagation flows, the
marker-hoisting fallback for tool content on unexpected roles, and the
elicitation form/url/generic relay together with its decline paths

---------

Co-authored-by: shin-berri <shin-laptop@berri.ai>
Co-authored-by: yuneng-jiang <yuneng@berri.ai>
Co-authored-by: lengkejun <lengkejun@xd.com>
Co-authored-by: Yug <yugborana000@gmail.com>
Co-authored-by: Kent <72616338+kingdoooo@users.noreply.github.com>
Co-authored-by: tanmay958 <53569547+tanmay958@users.noreply.github.com>
Co-authored-by: DrishnaTrivedi <142084770+DrishnaTrivedi@users.noreply.github.com>
Co-authored-by: Claude Sonnet 4.6 <noreply@anthropic.com>
Co-authored-by: Navnit Shukla <Navnit.shukla25@gmail.com>
Co-authored-by: PRABHU KIRAN VANDRANKI <72809214+VANDRANKI@users.noreply.github.com>
Co-authored-by: Adrian Lopez <109683617+adriangomez24@users.noreply.github.com>
Co-authored-by: hcl <chenglunhu@gmail.com>
Co-authored-by: JooHo Lee <96564470+BWAAEEEK@users.noreply.github.com>
Co-authored-by: Dinesh Girbide <85330597+Dinesh-Girbide@users.noreply.github.com>
Co-authored-by: cloudwiz <22098246+andrey-dubnik@users.noreply.github.com>
Co-authored-by: Ahmad Khan <ahmadkhan2508@gmail.com>
Co-authored-by: mateo-berri <277851410+mateo-berri@users.noreply.github.com>
2026-06-04 11:07:20 -07:00
Sameer Kankute
b84f7f82f7
Litellm oss staging (#29492)
* fix(llm_http_handler): forward kwargs['model_info'] to litellm_params for /v1/messages

Router._update_kwargs_with_deployment stamps the selected deployment's
model_info on kwargs['model_info'] before dispatching the request.
Downstream cooldown / success callbacks (deployment_callback_on_failure,
deployment_callback_on_success) look up the deployment id via
kwargs['litellm_params']['model_info']['id'].

async_anthropic_messages_handler constructs its own litellm_params dict
when calling logging_obj.update_from_kwargs and never forwarded
model_info. As a result, /v1/messages requests dispatched through the
Router had an empty model_info on litellm_params, the deployment id was
not discoverable, and cooldown / success tracking were silently skipped
for this call type.

Forward kwargs['model_info'] into the litellm_params dict so the
existing Router callbacks can identify the deployment.

* merge main (#29486)

* [Refactor] UI - Spend Logs: consolidate filter state and extract components (#25847)

* [Refactor] UI - Spend Logs: consolidate filter state, extract components, remove dead code

- Lift filter state into index.tsx and pass to hook (removes selectedX vars + sync useEffect)
- Move main useQuery into useLogFilterLogic hook (removes isMainQueryEnabled toggle)
- Delete dead RequestViewer component (300 lines, replaced by LogDetailsDrawer)
- Extract LogsTableToolbar component (search, date range, pagination, live tail)
- Extract filter options config to filter_options.ts
- Remove dead code: handleRefresh, handleSelectLog, handleCloseDrawer, formatTimeUnit,
  showFilters/showColumnDropdown state, dropdownRef/filtersRef

* Fix PR feedback: use antd Switch instead of Tremor in new file, fix typo

* Collapse dual-path filtering into single React Query

All 10 filter keys now go through the useQuery — the imperative
performSearch / debouncedSearch / backendFilteredLogs path is deleted.
Filter values are debounced via useDebouncedValue(300ms) before hitting
the query key so text inputs don't fire per-keystroke.

Removed: performSearch, debouncedSearch, backendFilteredLogs,
lastSearchTimestamp, hasBackendFilters, clientDerivedFilteredLogs,
the sort/page/time refetch useEffect, and the filteredLogs chooser memo.

* Clean up remaining smells: remove isFetchingDeferred, internalize selectedTimeInterval, fix circular import

- Remove useDeferredValue/isButtonLoading — pass logsQuery.isFetching directly
- Move selectedTimeInterval into LogsTableToolbar as internal state
- Move PaginatedResponse type from index.tsx to log_filter_logic.tsx

* Fix quick-select dropdown overlapping sidebar

* Fix stale quick-select label after Reset Filters

Move selectedTimeInterval back to parent so handleFilterReset can
reset it to the 24-hour default. The toolbar receives it as a prop.

* refactor useLogFilterLogic tests for controlled-hook + backend-query shape

The hook no longer owns filter state or does client-side filtering — it
receives filters/setFilters as props and drives filteredLogs from a
useQuery over uiSpendLogsCall. Reshape the tests around that contract:
introduce a controlled harness that owns filter state, collapse the 10
per-filter assertions into a single it.each over filterKey → API param,
and drop the client-side passthrough tests (the .min test file and the
"return all logs when no filters" / "empty when logs null" cases) that
no longer correspond to any hook behavior.

* cover new useLogFilterLogic invariants: activeTab gate, filterByCurrentUser fallback, debounce negative, partial merge

Follow-up to the test refactor. Adds coverage for invariants the
refactored hook contract introduced but that the first pass didn't
assert:

- query enablement: expand the single accessToken-null case into an
  it.each over all four credential props (accessToken, token, userRole,
  userID), plus a separate test for activeTab !== "request logs"
- filterByCurrentUser: when true with a blank User ID filter, the
  outbound request carries user_id = userID
- debounce: also assert the negative case — no call in the first 100ms
  after a filter change (first waiting out the initial mount fire)
- handleFilterChange: partial updates merge without clobbering other
  filter keys (protects the spread + default-fill semantics)
- handleFilterReset: calls setCurrentPage(1) alongside restoring
  filters

* fix typo dropping the live-tail banner border

Tailwind silently ignores unknown classes, so border-greem-200 was
leaving the auto-refresh banner with only its bg-green-50 fill and no
outline.

* memoize columns and derived table data in SpendLogsTable

The table's columns array, four-pass data pipeline, and sort-change
handler were all being rebuilt on every parent render. That made every
filter click re-instance all 23 TanStack-Table columns, re-run
filter/reduce/map over all rows, and recreate per-row click closures —
all before the intentional 300ms debounce timer even got a chance to
fire.

Local measurement (40 rows, dev mode):

    filter click → query fires: 1957ms → 1217ms (−38%)

Wrap createColumns in useMemo keyed on sortBy/sortOrder, hoist
onSortChange into a useCallback, and move the searchedLogs /
sessionComposition / sessionRepresentativeMap / filteredData derivations
into a single useMemo keyed on filteredLogs.data + searchTerm.

These were pre-existing issues on main — not regressions from the
hook refactor — but the refactor made them user-visible because the
new query debounce put render cost on the critical path.

* apply dropdown filters instantly, debounce only text inputs

Dropdown selects now bypass the 300ms debounce so a click updates the
table immediately. Text inputs (Key Hash, Error Message, Request ID,
User ID) still debounce. handleFilterReset also clears the pending
debounced value so a half-typed text filter can't re-fire after reset.

* fix(ui/spend-logs): restore lost loading/debounce behavior + cover dropped tests

Regressions from the spend-logs-view refactor:
- debounce the 'Public model / search tool' text filter (was firing a
  backend query per keystroke) via TEXT_FILTER_KEYS
- restore Fetch-button smoothing through table repaint using
  useDeferredValue on the rendered data (explicit staleness)
- show AntDLoadingSpinner during the auth-resolve phase instead of a
  blank screen on first load
- only live-tail-poll while the tab is visible
  (refetchIntervalInBackground: false)
- extract getLiveTailRefetchInterval helper for the poll decision

Tests:
- LogDetailContent: retries display (>0 / 0 / absent), overhead-absent
- log_filter_logic: regression guard that the public-model filter
  debounces; getLiveTailRefetchInterval unit tests
- logs_utils: getTimeRangeDisplay quick-select window labels

* test(ui/spend-logs): cover the cold-load auth-not-ready spinner guard

Asserts SpendLogsTable shows a loading spinner (not a blank screen)
while credentials are unresolved, and renders the table once present.

* fix(tests): replace shut-down gpt-4o-audio-preview with gpt-audio-1.5 (#28281)

* fix(tests): replace shut-down gpt-4o-audio-preview with gpt-audio-1.5

OpenAI shut down gpt-4o-audio-preview on 2026-05-07, so the live audio
calls in test_stream_chunk_builder_openai_audio_output_usage and
test_standard_logging_payload_audio now hard-fail with a model-not-found
error on every PR. The error was not "openai-internal", so the except
block swallowed it and execution fell through to an unbound
completion/response (UnboundLocalError).

Switch both tests to gpt-audio-1.5, OpenAI's recommended successor
(GA, not deprecated, already present in the litellm cost map so the
response_cost assertion still resolves). Also broaden the except to
skip with the real error in the reason instead of crashing, so a
transient upstream blip can't reintroduce the UnboundLocalError.

* fix(tests): narrow audio-test skip to model-not-found, re-raise the rest

Address review feedback: an unconditional skip on any exception would
silently mask a litellm-internal regression in the audio path (broken
param transformation, serialization, bad header) instead of failing CI.

Skip only on the upstream-unavailable class (model_not_found / "does not
exist" / openai-internal) and re-raise everything else, so genuine
regressions still fail loudly. The UnboundLocalError is still fixed
because the handler either skips or raises - it never falls through.

* fix(tests): add budget_exceeded to expected Interaction status enum

Staging added budget_exceeded to the Interaction OpenAPI status enum; the staging merge into this branch picked up the spec change but not the matching test update, so test_status_enum_values failed in CI. Align the test's expected list (exact-match by design) with the live spec.

* fix(tests): mock HTTP fetch in test_img_url_token_counter

The test parameterized a live third-party image URL (blog.purpureus.net) which now 404s, causing get_image_dimensions to fall through to its base64 decode path and crash with 'not enough values to unpack' on every PR run. Mock safe_get with a tiny 1x1 PNG so the URL branch is still exercised without any network dependency.

* fix(tests): swap gpt-4o-audio-preview to gpt-audio-1.5 in test_gpt4o_audio

OpenAI shut down gpt-4o-audio-preview on 2026-05-07, so both live tests in test_gpt4o_audio.py (test_audio_output_from_model and test_audio_input_to_model) hard-fail model_not_found on every PR. Swap the hardcoded model to OpenAI's successor gpt-audio-1.5 (same chat-completions audio surface; already in the litellm cost map). Mirror the narrowed-skip pattern from the prior audio fixes: skip on model_not_found / does-not-exist / openai-internal, re-raise everything else so genuine litellm regressions still fail CI loudly.

* chore(ci): bump versions (#28287)

* bump: version 0.4.72 → 0.4.73

* bump: version 1.86.0 → 1.87.0

* uv lock

* feat: propagate team_id and team_alias to all child OTEL spans (#28273)

- Add `_set_team_attributes_on_span` helper to stamp team_id/team_alias
  onto any span, ensuring these attributes are not limited to the root
  litellm_request span
- Add `_set_team_attributes_from_kwargs` helper to extract team metadata
  from the standard_logging_object in kwargs and apply them to a span
- Apply team attributes to raw request spans via `_maybe_log_raw_request`
  so downstream consumers can filter traces by team without needing the
  root span
- Apply team attributes to guardrail spans so guardrail activity can be
  correlated to teams in tracing backends
- Apply team attributes to exception logging spans to preserve team
  context during failure paths
- Add comprehensive unit tests covering all new helpers, including edge
  cases where metadata or standard_logging_object is absent

Co-authored-by: Yassin Kortam <yassinkortam@g.ucla.edu>

* Day 0 support : Gemini 3.5 Flash (#28268)

* Add day 0 support for gemini 3.5 flash

* Fix pricing

* Fix greptile review

* Fix failing test

* Fix tests

* Fix: revert tool removing logic

* fix greptile and test

---------

Co-authored-by: mateo-berri <277851410+mateo-berri@users.noreply.github.com>

* Gemini managed agents support (#28270)

* Add support for environment variable in interactions api

* Add sdk  support for gemini create agent

* Add agents endpoint support via proxy

* Add outputs of each api

* Add routing for model and agents param

* Remove redundant condition in get_provider_agents_api_config

LlmProviders.GEMINI.value is literally the string "gemini", so the
second clause of the or was checking the exact same thing as the first.

Co-authored-by: Sameer Kankute <Sameerlite@users.noreply.github.com>

* fix: forward query-param credentials to list/get/delete/versions Gemini agent endpoints

The list_gemini_agents, get_gemini_agent, delete_gemini_agent, and
list_gemini_agent_versions endpoints previously constructed a hardcoded
data dict with no mechanism to pass provider credentials.  Unlike
create_gemini_agent (POST, reads litellm_params_template from body),
these GET/DELETE endpoints gave no way for multi-tenant callers to
supply a per-request api_key or other LiteLLM params.

Fix:
- Add _merge_query_params_into_data() helper that reads query parameters
  from the request and merges them into the data dict without overwriting
  already-set keys (e.g. path params like 'name').
- Support a JSON-encoded litellm_params_template query parameter
  (matching the POST body pattern) as well as flat key=value pairs
  (e.g. api_key=AIza...).
- Apply the helper in all four affected endpoints.
- Add 13 unit tests covering the helper and each endpoint.

Co-authored-by: Sameer Kankute <Sameerlite@users.noreply.github.com>

* fix: pass model=None for managed agent proxy endpoints to prevent agent name polluting data["model"]

Endpoints acreate_agent, aget_agent, adelete_agent, and alist_agent_versions
were passing model=<agent_name> to base_process_llm_request. This caused
common_processing_pre_call_logic to write the agent name into self.data["model"],
which then triggered spurious model-alias mapping, rate-limiting lookups, and
logging tied to a non-existent model deployment.

The agent name is already carried in data["name"] and is passed correctly to
the SDK functions (litellm.interactions.agents.*). There is no reason to also
set model=<agent_name>; the correct value is model=None for all five managed-agent
management routes.

Adds tests/test_litellm/proxy/google_endpoints/test_managed_agents_model_param.py
to verify all five managed-agent endpoints pass model=None.

Co-authored-by: Sameer Kankute <Sameerlite@users.noreply.github.com>

* fix: address greptile P1/P2 review comments

P1 (router.py): Restore fallback/retry support for acreate_interaction
and create_interaction. Both were silently moved to _init_interactions_api_endpoints
(direct call, no fallbacks). Moved them back to _ageneric_api_call_with_fallbacks
so users with configured fallback models keep retry behaviour.

P1 security (agents_endpoints.py): Remove flat query-param credential
path (e.g. ?api_key=AIza...) from _merge_query_params_into_data.
Credentials in URL query strings appear verbatim in server access logs,
CDN edge logs, and browser history. Only the JSON-encoded
litellm_params_template query param (matching the POST body pattern) is
retained.

P2 (interactions/http_handler.py): Extract _BaseHTTPHandler with shared
_handle_error, _sync_client, and _async_client helpers. InteractionsHTTPHandler
now extends _BaseHTTPHandler. The _async_client reads the provider from
litellm_params instead of hardcoding GEMINI.

P2 (interactions/agents/http_handler.py): AgentsHTTPHandler now extends
InteractionsHTTPHandler (which inherits _BaseHTTPHandler) so all shared
HTTP infrastructure is reused rather than duplicated. Removes the
hardcoded LlmProviders.GEMINI from the async client path.

Co-authored-by: Cursor <cursoragent@cursor.com>

* fix: address CI failures from greptile review fixes

- black: format interactions/agents/main.py and utils.py
- tests: update test_gemini_agents_endpoints.py to match new
  _merge_query_params_into_data behaviour (flat credential params are
  rejected; only JSON-encoded litellm_params_template is accepted)
- ci: add test_gemini_agents_endpoints.py to endpoints-and-responses
  shard in test-unit-proxy-db.yml so assert-shard-coverage passes
- tests: add _initialize_managed_agents_endpoints and
  _init_managed_agents_api_endpoints test coverage so router_code_coverage
  passes; also fix TestRouterCreateInteractionRouting to reflect that
  acreate_interaction now correctly routes through
  _ageneric_api_call_with_fallbacks (restoring fallback support)

Co-authored-by: Cursor <cursoragent@cursor.com>

* fix: remove InteractionsHTTPHandler._handle_error override to fix type errors

AgentsHTTPHandler extends InteractionsHTTPHandler and calls
self._handle_error(provider_config=agents_api_config) where
agents_api_config is BaseAgentsAPIConfig. Python MRO resolved _handle_error
to InteractionsHTTPHandler._handle_error which expected BaseInteractionsAPIConfig,
causing 10 mypy arg-type errors in interactions/agents/http_handler.py.

Removing the redundant override lets both classes inherit _BaseHTTPHandler._handle_error
(provider_config: Any) which is structurally correct for both config types.

Co-authored-by: Cursor <cursoragent@cursor.com>

* fix: agent-only interactions and managed agents provider routing

Resolve None custom_llm_provider in agents HTTP client lookup and set
custom_llm_provider on GenericLiteLLMParams for all agent CRUD paths.

Stop mapping agent names to proxy model routing; route interactions
through _init_interactions_api_endpoints with fallbacks only when model
is set. Consolidate duplicate router elif branches for interaction APIs.

Co-authored-by: Cursor <cursoragent@cursor.com>

* Fix greptile review

* test(agents): add unit tests for managed agents SDK and HTTP handler

Adds coverage for the new `litellm.interactions.agents` surface area:
- main.py: sync/async entry points (create/list/get/delete/list_versions),
  provider config lookup, logging-obj helper, async error wrapping
- http_handler.py: every CRUD method (sync + async paths), `_is_async`
  dispatch branches, and provider error mapping through GeminiAgentsConfig
- utils.py: get_provider_agents_api_config for supported / unsupported
  providers

Brings patch coverage on these files from <25% to ~100% so codecov/patch
is satisfied.

Co-authored-by: Mateo Wang <mateo-berri@users.noreply.github.com>

* docs(gemini-agents): fix misleading credential-passing examples in GET/DELETE docstrings (#28293)

The four GET/DELETE endpoint docstrings (list_gemini_agents,
get_gemini_agent, delete_gemini_agent, list_gemini_agent_versions)
documented passing per-request credentials as flat query parameters
(e.g. ?api_key=AIza...). However, _merge_query_params_into_data only
reads the JSON-encoded litellm_params_template query parameter and
intentionally ignores flat params (URL query strings appear verbatim
in access logs, browser history, and Referer headers).

Callers following the documented curl examples would have their
credentials silently dropped and hit auth failures against Gemini.

Update the examples to use the supported JSON-encoded
litellm_params_template query parameter, matching _merge_query_params_into_data's own docstring.

Co-authored-by: Cursor Agent <cursoragent@cursor.com>
Co-authored-by: Mateo Wang <mateo-berri@users.noreply.github.com>

* refactor(agents): rename provider-agnostic agent response types

Move GeminiAgent{ListResponse,DeleteResult,VersionsResponse} to
provider-neutral names (AgentListResponse, AgentDeleteResult,
AgentVersionsResponse) so the BaseAgentsAPIConfig interface no longer
references Gemini-specific type names.

* fix(gemini-agents): close veria-flagged credential-escalation gaps

Two high-severity findings from the veria-ai PR review are addressed:

1. **api_base override could leak the shared Gemini key**
   GeminiAgentsConfig.validate_environment falls back to GOOGLE_API_KEY /
   GEMINI_API_KEY when no api_key is supplied. Combined with caller-controlled
   api_base on the proxy CRUD endpoints, an authenticated user could redirect
   the outbound request to an attacker-controlled host and capture the
   operator's shared Gemini key from the x-goog-api-key header. The config
   now refuses env-fallback whenever api_base is explicitly overridden.

2. **Managed-agent CRUD exposed to ordinary LLM keys**
   The new /v1beta/agents routes live in google_routes (i.e. llm_api_routes),
   so any non-admin LLM key can reach them. Unlike /v1beta/models/...:
   generateContent these endpoints are NOT model-routed and have no
   model_list-supplied credentials, so env-fallback would let any LLM key
   list / create / delete agents inside the operator's Gemini project. Each
   endpoint now calls _enforce_caller_supplied_provider_key, which requires
   non-admin callers to supply their own Gemini api_key via
   litellm_params_template. Proxy admins keep the env-fallback convenience.

Tests cover non-admin rejection, admin allow-through, the api_base override
guard, and SDK env-fallback when api_base is not overridden.

Co-authored-by: Mateo Wang <mateo-berri@users.noreply.github.com>

* test(router): restore strict assert_called_once_with on interactions default-provider test

---------

Co-authored-by: Cursor Agent <cursoragent@cursor.com>
Co-authored-by: Sameer Kankute <Sameerlite@users.noreply.github.com>
Co-authored-by: mateo-berri <277851410+mateo-berri@users.noreply.github.com>
Co-authored-by: Mateo Wang <mateo-berri@users.noreply.github.com>

* feat(gemini): add gemini-3.1-flash-lite model cost map (#28320)

* feat(gemini): add gemini-3.1-flash-lite model cost map entries

Co-authored-by: Cursor <cursoragent@cursor.com>

* Update model_prices_and_context_window.json

* Update source URL for model pricing information

* Sync source URL for gemini-3.1-flash-lite in backup JSON

* fix(model_cost_map): add mistral/ministral-8b-2512 entry

Mistral rotated the 'mistral/mistral-tiny' alias to return
'ministral-8b-2512' as the response model, which is not in the cost map.
This caused test_completion_mistral_api and
test_completion_mistral_api_modified_input to fail in
completion_cost lookup. Add the entry mirroring the existing
openrouter/mistralai/ministral-8b-2512 pricing.

* test(cost_calculator): assert output_cost_per_reasoning_token for gemini-3.1-flash-lite

* fix(tests): backfill local backup entries into runtime model_cost

litellm.model_cost is loaded from LITELLM_MODEL_COST_MAP_URL (pinned to
main) at import time, so any pricing entries added to the in-tree backup
on this branch aren't visible at test runtime until they also land on
main. The Mistral cassette currently returns model=ministral-8b-2512
and the cost-calculator lookup in test_completion_mistral_api /
test_completion_mistral_api_modified_input fails despite the entry
existing in the local backup. Backfill missing backup entries into
litellm.model_cost in the local_testing conftest so these lookups
succeed against the cassette state the branch is being tested with.

* fix(tests): guard conftest backfill against empty local cost map

---------

Co-authored-by: Cursor <cursoragent@cursor.com>
Co-authored-by: mateo-berri <277851410+mateo-berri@users.noreply.github.com>

* fix(spend_counter): seed Redis counter via SET NX to prevent cross-pod double-seed (#27854)

* fix(spend_counter): seed Redis counter via SET NX to prevent cross-pod double-seed

Symptom
-------
Customers on multi-pod deployments see team `spend` jump to ~2x (or N x
the pod count) shortly after a Redis cache miss / TTL expiry, triggering
spurious "Budget Crossed" alerts and blocked requests until the value is
manually reset.

Root cause
----------
`SpendCounterReseed.coalesced` warmed the primary spend counter by
calling `redis.async_increment(key, value=db_spend, refresh_ttl=True)`,
which lowers to Redis `INCRBYFLOAT`. That is additive, not idempotent.

The per-counter `asyncio.Lock` only coalesces seeders inside one
process. With N pods sharing one Redis, on a cold key (cold start, TTL
expiry, manual delete) every pod independently passes its lock + Redis
re-check, reads the same `db_spend`, and issues `INCRBYFLOAT db_spend`.
Final value: N x db_spend.

Fix
---
Use `redis.async_set_cache(key, value=db_spend, nx=True)` for the seed.
SET NX is atomic across pods: exactly one writer initializes the key;
losers read the winner's value via `async_get_cache`. This is the same
idiom already used by `coalesced_window` in the same file, so the two
seed paths are now consistent.

Per-request deltas continue to use `INCRBYFLOAT` (correct - additive
behaviour is what we want for increments, not for initial seed).

Verification
------------
Live two-process repro against the same Postgres + Redis (DB
spend = 506):

  Unpatched: 4/4 runs -> Redis counter = ~1012  (~2 x db_spend)
  Patched:  12/12 runs -> Redis counter = ~506

Unit tests (`test_proxy_server.py`):

- New `test_primary_spend_counter_redis_concurrent_seed_does_not_double_seed`
  patches `_get_lock` to return a fresh lock per caller (otherwise the
  per-process lock masks the race), races two `coalesced` calls, and
  asserts final = 506 with exactly one of two SET NX attempts winning.
- 4 existing tests updated for the new seed contract (SET NX for the
  seed, INCRBYFLOAT only for the per-request delta).
- Full `spend_counter or reseed or budget` slice: 22 passed.

Co-authored-by: Cursor <cursoragent@cursor.com>

* test(spend_counter): make SET NX mock atomic so loser branch is exercised

Greptile flagged that `redis_set_cache` in
test_primary_spend_counter_redis_concurrent_seed_does_not_double_seed
placed `await asyncio.sleep(0)` AFTER the NX membership check. Both
concurrent tasks observed an empty `redis_store`, passed the guard, and
both returned True - so the loser branch (else: read back winner's value)
was never exercised.

Fix the mock to model real atomic Redis SET NX:

- Yield BEFORE the membership check so two concurrent callers interleave
  the way real SET NX does (first to resume runs check + write atomically
  and wins; second resumes after the key exists and loses).
- Track set_cache return values; assert sorted([loser, winner]) so we
  know exactly one task wins and one loses.
- Track async_get_cache calls that happen AFTER at least one SET NX has
  completed; assert at least one such read - that is the loser-path
  fallback (`current_value = float(cached)` when seeded is False).

Verified by temporarily reverting the mock to the old order: the test
now fails with `expected exactly one SET NX winner and one loser, got
[True, True]`, exactly the failure mode Greptile described.

No production code change.

Co-authored-by: Cursor <cursoragent@cursor.com>

* test(spend_counter): mock async_set_cache to populate redis_store in concurrent read+write test

`test_concurrent_read_and_write_paths_share_one_db_query` mocks
`async_increment` to populate the in-memory `redis_store`, but did not
mock `async_set_cache`. After the SET-NX seed change in `coalesced()`,
the seed step writes via `async_set_cache(nx=True)` (default AsyncMock,
no `redis_store` write), so the simulated Redis stays empty after the
first reseed. The second `get_current_spend` then sees a clean Redis
miss, re-enters the DB read path, and the test fails with
`expected 1 DB query, got 2`.

Fix: add a `redis_set_cache` side_effect that updates `redis_store` on
`nx=True` (and rejects when the key already exists), matching the
pattern used by the four sibling tests fixed in this branch's first
commit. Pre-existing assertions are unchanged.

Full `tests/test_litellm/proxy/test_proxy_server.py`: 158 passed.

Co-authored-by: Cursor <cursoragent@cursor.com>

---------

Co-authored-by: Cursor <cursoragent@cursor.com>

* fix(proxy): normalize batch file IDs before ManagedObjectTable write (#28339)

* fix(proxy): normalize batch file IDs before ManagedObjectTable write

Run post_call_success_hook before update_batch_in_database on retrieve/cancel,
and ensure_batch_response_managed_file_ids so file_object never stores raw
provider output_file_id or error_file_id.

Co-authored-by: Cursor <cursoragent@cursor.com>

* fix(proxy): address Greptile review on batch file ID normalization

Remove redundant resolve_* calls after update_batch_in_database and rename
loop variable to avoid shadowing hidden_params unified_file_id.

Co-authored-by: Cursor <cursoragent@cursor.com>

* fix(tests): add mistral/ministral-8b-2512 to cost map and backfill in conftest

Mistral rotated the 'mistral/mistral-tiny' alias to return
'ministral-8b-2512' as the response model, which was missing from the
cost map. This caused test_completion_mistral_api and
test_completion_mistral_api_modified_input to fail in
litellm.completion_cost lookup.

- Add mistral/ministral-8b-2512 entry to both the in-tree
  model_prices_and_context_window.json and the bundled
  litellm/model_prices_and_context_window_backup.json (mirrors the
  existing openrouter/mistralai/ministral-8b-2512 pricing).

- litellm.model_cost is loaded at import time from the URL pinned to
  main, so the new backup entry isn't visible at test runtime until
  it also lands on main. Backfill any entries missing from the
  remote-fetched map into litellm.model_cost in the local_testing
  conftest so cost-calculator lookups succeed on this branch.

* fix(tests): drop unnecessary del of conftest backfill loop vars

* fix: resolve batch response file IDs even when status unchanged

The status-unchanged early return in update_batch_in_database was
skipping ensure_batch_response_managed_file_ids, leaving raw provider
input_file_id (and other raw IDs) in the user-facing response when
polling an in-progress batch. Move the in-place file ID normalization
above the early return so the response always carries unified managed
IDs while still skipping the DB write when nothing changed.

Co-authored-by: Yassin Kortam <yassin@berri.ai>

* test(batches): cover ensure_batch_response_managed_file_ids branches

Add tests for the previously-uncovered paths in
ensure_batch_response_managed_file_ids: error_file_id normalization,
swallowed conversion errors, UserAPIKeyAuth fallback from
db_batch_object, model_name resolution from unified_file_id, and early
returns when managed_files_obj, model_id, or auth context are missing.

---------

Co-authored-by: Cursor <cursoragent@cursor.com>
Co-authored-by: mateo-berri <277851410+mateo-berri@users.noreply.github.com>
Co-authored-by: Claude <claude@anthropic.com>
Co-authored-by: Yassin Kortam <yassin@berri.ai>
Co-authored-by: Claude <noreply@anthropic.com>

* fix(router): use forwarded model_id for native Azure container IDs (#27921)

* fix(router): use forwarded model_id for native Azure container IDs in _init_containers_api_endpoints

Azure code-interpreter containers return provider-native IDs (cntr_ + hex)
that carry no LiteLLM routing payload, so _decode_container_id returns
model_id=None. The router was falling through to call the handler directly,
bypassing _ageneric_api_call_with_fallbacks and leaving api_base=None for
Azure deployments. Fall back to the model_id forwarded from the proxy
ownership check so deployment credentials are always applied.

Co-authored-by: Cursor <cursoragent@cursor.com>

* fix(azure-containers): strip /openai/responses path from api_base in AzureContainerConfig.get_complete_url

When a deployment's api_base is the responses endpoint URL
(e.g. .../openai/responses?api-version=...), AzureContainerConfig was
appending /openai/containers on top of it, producing the broken path
.../openai/responses/openai/containers. Azure returns 404 for that URL
while the correct path is .../openai/containers.

Strip any /openai/responses suffix from api_base before constructing
the containers URL so the resource root is always used as the starting point.

Co-authored-by: Cursor <cursoragent@cursor.com>

* fix(azure-containers): prefer api-version from api_base URL over deployment's api_version

The deployment's api_version (e.g. 2024-08-01-preview) targets the chat/responses
API and is too old for the containers API, which requires 2025-04-01-preview.
The responses endpoint api_base already carries the correct api-version in its
query string. Extract it and use it for the containers URL, overriding the
stale deployment-level version.

Fixes DELETE and file-upload operations returning 404 due to wrong api-version.

Co-authored-by: Cursor <cursoragent@cursor.com>

* fix(containers): pass params=None instead of params={} to httpx to preserve api-version

httpx erases a URL's query-string when params={} (empty dict) is passed,
silently stripping ?api-version=2025-04-01-preview from every container
POST/DELETE request. Azure's GET endpoints tolerate a missing api-version;
POST (upload) and DELETE are strict, so those returned 404.

Fix: use `params or None` in container_handler._async_handle and
llm_http_handler.async_container_delete_handler (and all sibling container
handlers) so that an empty params dict falls back to None, leaving httpx to
preserve the URL's existing query string intact.

Adds a regression test that directly documents the httpx behaviour.

Co-authored-by: Cursor <cursoragent@cursor.com>

* fix(router): remove elif model_id branch from _init_containers_api_endpoints

Two reviewer findings addressed:

1. Truncated comment on the model_id fallback line — now complete.

2. Security: the elif branch that fired when container_id was absent allowed
   any authenticated caller to supply model_id in a POST /v1/containers body
   and route the request through an arbitrary deployment UUID, bypassing the
   model-level access checks that only validate `model`. Removed the elif
   branch; operations without container_id (create, list) route by the
   caller-supplied `model` field as before. model_id forwarding is kept only
   inside the container_id block, where the proxy ownership check has already
   validated the container before forwarding the deployment ID.

Adds a regression test pinning the security boundary: no-container-id path
calls original_function directly even when model_id is in kwargs.

Co-authored-by: Cursor <cursoragent@cursor.com>

* test(containers): validate proxy-to-router model_id forwarding for managed IDs

Add test_regression_get_container_forwarding_params_sets_model_id_for_managed_id
to verify that get_container_forwarding_params (the proxy-side half of the Azure
routing fix) correctly extracts and forwards model_id from a LiteLLM-managed
encoded container ID.

This closes the gap identified by Greptile P1: the previous regression test
only injected model_id as a direct kwarg, validating the router in isolation.
The new test exercises the actual proxy-to-router data flow through
ownership.get_container_forwarding_params, confirming that kwargs["model_id"]
is populated before _init_containers_api_endpoints is reached.

Co-authored-by: Cursor <cursoragent@cursor.com>

* fix(azure-containers): tighten endpoint-path strip to endswith match

Use path.endswith() instead of path.find() for _AZURE_ENDPOINT_PATHS so
the suffix strip only fires when api_base actually ends with one of the
endpoint-specific path suffixes. This is the more precise check greptile
flagged on the original find()-based implementation.

* Fix sync container handler to preserve URL query string

Mirror the async path fix: pass None instead of an empty params dict so
httpx does not strip the URL's existing query string (e.g.
?api-version=...), which is required for Azure container routing.

Co-authored-by: Yassin Kortam <yassin@berri.ai>

* fix(azure-containers): strip trailing slash before endpoint suffix match

Co-authored-by: Yassin Kortam <yassin@berri.ai>

* fix(containers): recover model_id from stored encoded id for native Azure container IDs

get_container_forwarding_params previously only set model_id when the
user-supplied container_id was a LiteLLM-managed encoded id. For native
upstream IDs (e.g. Azure 'cntr_<hex>') the decode fails and model_id was
never forwarded — making the router-side fallback in
_init_containers_api_endpoints unreachable in production.

Fall back to the stored 'unified_object_id' on the ownership row, which
is the encoded form captured at create time when the router selected a
specific deployment. Decoding that yields the deployment model_id and
restores router-based credential application (api_base, api_key) for
retrieve/delete and container-file operations on native IDs.

Co-authored-by: Cursor <cursoragent@cursor.com>

---------

Co-authored-by: Cursor <cursoragent@cursor.com>
Co-authored-by: Claude <claude@anthropic.com>
Co-authored-by: Yassin Kortam <yassin@berri.ai>

* fix(ui): restore log filter loading indicator (#28282)

When a new filter is applied to spend logs, React Query's keepPreviousData
left stale rows on screen for 10–15s with no indication that a fetch was
in progress. The previous custom isFilteringResults flag was removed in
the #25847 toolbar refactor and only partially restored on the Fetch
button. Use React Query's isPlaceholderData to discriminate a real
filter change (queryKey changed, data not yet arrived) from a same-key
live-tail refetch, and feed it into the existing isLoading prop on the
toolbar pagination text and the table body. Live-tail polls still keep
previous rows without flicker.

Co-authored-by: Ryan <ryan@Ryans-MBP.localdomain>

* test(e2e): migrate runner to uv, add All Proxy Models key test (#28313)

* chore(e2e): migrate runner to uv, add All Proxy Models key test

Switches the local e2e runner (run_e2e.sh) from poetry to uv to match
the rest of the repo and CI. Adds a Playwright test for creating an
admin key with no team selected (all-proxy-models flow), a SLOWMO env
hook for headed debugging, and a MIGRATION_TRACKING.md doc that maps
the manual UI QA checklist to e2e tests so future migration work has
a single source of truth.

* chore(e2e): address greptile feedback

- Remove MIGRATION_TRACKING.md (docs belong in litellm-docs repo)
- playwright.config.ts: fall back to 0 when SLOWMO is non-numeric
  (parseInt returns NaN, which Playwright accepts silently)
- run_e2e.sh: add --frozen to uv sync for CI determinism

* feat(ui): team passthrough routes create parity + edit load fix (#28098)

* feat(ui): team allowed_passthrough_routes create parity + edit load fix

Add the Allowed Pass Through Routes selector to the create-team modal
(previously only on the edit form), and fix the edit form silently
dropping the field: it lives under team metadata, so initialValues must
read info.metadata.allowed_passthrough_routes — otherwise the selector
renders empty and saving wipes admin-set routes. Both selectors are
gated to premium proxy admins, mirroring the server-side gate.

Resolves LIT-3019

* fix(ui): persist team allowed_passthrough_routes edits on save

The edit form loaded the selector but the save path never wrote it back:
allowed_passthrough_routes stayed in the raw metadata JSON textarea and
parsedMetadata (from that textarea) always won, so selector edits were
silently discarded. Strip it from the textarea initialValues and overlay
values.allowed_passthrough_routes into updateData.metadata, mirroring how
guardrails is handled.

Resolves LIT-3019

* fix(ui): preserve team passthrough routes for non-proxy-admins on save

Only proxy admins may set allowed_passthrough_routes (server-side gate).
For non-proxy-admins, write the team's stored value back into metadata
instead of the form value, so saving an unrelated setting can't silently
wipe routes; omit the key entirely when the team never had any.

Resolves LIT-3019

* fix(mcp): JWT on tools/list and REST tools/call server resolution (#28227)

* fix(mcp): JWT on tools/list, REST server_id resolution, tool_server_mismatch

Sign outbound MCP JWTs for list_mcp_tools and inject headers on the tools/list
path. Resolve server_id on /mcp-rest/tools/call and return 403 tool_server_mismatch
when the tool does not belong to the requested server. Default missing arguments to {}.

Co-authored-by: Cursor <cursoragent@cursor.com>

* fix(mcp): restrict list JWTs to mcp:tools/list and default REST arguments to {}

- List-only JWTs (call_type=list_mcp_tools) no longer carry the broad
  mcp:tools/call scope. _build_scope() now emits only mcp:tools/list
  when no tool name is provided, mirroring the existing least-privilege
  rule that tool-call JWTs omit mcp:tools/list.
- REST /tools/call now defaults a missing 'arguments' field to {} so
  execute_mcp_tool() and downstream **arguments / .keys() calls don't
  receive None and crash with TypeError/AttributeError.

Co-authored-by: Yassin Kortam <yassin@berri.ai>

* fix(mcp): validate tool/server in call_tool; skip JWT signer when not configured or static auth present

Co-authored-by: Yassin Kortam <yassin@berri.ai>

* fix(mcp): align tests and mypy with user_api_key_auth on tools/list

Update mocks for the new _get_tools_from_server parameter, mock server
registry in REST access-denied test, and narrow static_headers for mypy.

Co-authored-by: Cursor <cursoragent@cursor.com>

* fix(test): accept user_api_key_auth in get_tools_from_mcp_servers mock

The side_effect for the all-servers case did not accept the new kwarg,
so tools/list returned an empty list.

Co-authored-by: Cursor <cursoragent@cursor.com>

* fix(mcp): fail fast for unknown tools when server mapping exists

Server-name fallback in call_tool must not open an upstream session when
the tool is absent from a populated mapping. Update the HTTP transport test
to register a known tool before asserting not-found behavior.

Co-authored-by: Cursor <cursoragent@cursor.com>

* fix mypy

* Fix mypy

* fix(mcp): preserve tools/call scope on missing tool name; pass user_api_key_auth in list_tools

Co-authored-by: Yassin Kortam <yassin@berri.ai>

* fix(mcp): match alias/server_name in _resolve_mcp_server_for_tool_call

The registry lookup in _resolve_mcp_server_for_tool_call previously only
compared candidate.name against the provided server_name, but tool name
prefixes can be derived from a server's alias or server_name (see
get_server_prefix). When the tool→server mapping is empty/stale (cold
start, dynamic tools), the lookup would fail for alias-configured
servers even though get_mcp_server_by_name (used by the REST path)
matches alias, server_name, and name.

Match the same priority of identifiers in both the registry pass and
the unprefixed fallback so the MCP protocol call_tool path is
consistent with the REST path.

Co-authored-by: Yassin Kortam <yassin@berri.ai>

* fix(mcp): reuse proxy_logging DualCache in inject_mcp_jwt_headers_for_upstream

Instead of allocating a fresh DualCache() on every tools/list invocation,
prefer the shared proxy_logging_obj.internal_usage_cache.dual_cache when
available. The cache argument is currently unused by MCPJWTSigner, but
sharing the proxy's cache avoids per-call allocation overhead and matches
the cache identity used elsewhere in the proxy hook plumbing — so any
future per-request state stored in cache will survive across list calls.

Co-authored-by: Claude <noreply@anthropic.com>

* fix(mcp): return 403 ip_filtering for IP-restricted servers in tools/call name lookup

Co-authored-by: Yassin Kortam <yassin@berri.ai>

* fix(test): accept user_api_key_auth kwarg in list_tools mocks

The proxy-infra job was failing on four TestMCPServerManager tests because
the mock_get_tools_from_server stubs did not accept the new
user_api_key_auth keyword argument that list_tools now forwards to
_get_tools_from_server. Add the kwarg to each stub so list_tools can call
through cleanly.

Co-authored-by: Claude <claude@anthropic.com>

* fix(mcp): skip JWT injection when per-user mcp_auth_header is set

MCPClient._get_auth_headers() applies extra_headers AFTER writing
Authorization from auth_value, so an injected JWT silently overwrites
the user's per-server OAuth token. Guard the JWT signer with
'not mcp_auth_header' so per-user OAuth (and any dict-form per-user
auth) takes precedence, mirroring the existing static_headers guard.

Adds a regression test that the signer's inject helper is not called
when mcp_auth_header is supplied.

* fix(mcp): skip JWT injection when extra_headers already has Authorization

When a server uses per-user OAuth tokens, the resolved token is passed
into _get_tools_from_server via extra_headers. The JWT injection guard
only checked mcp_auth_header and the server's static headers, so the
signer would silently overwrite the user's OAuth Authorization header.

Add a check for an existing Authorization entry in extra_headers so
caller-supplied per-user OAuth tokens take precedence over JWT signing.

Co-authored-by: Yassin Kortam <yassin@berri.ai>

* test(mcp): cover JWT signer + tool-call resolution branches

Adds unit tests for the new MCPServerManager helpers (_resolve_mcp_server_for_tool_call,
_resolve_oauth2_headers_for_tool_call) and the new MCPJWTSigner paths
(_build_scope call_type branches and inject_mcp_jwt_headers_for_upstream).
Brings patch coverage above the auto target without changing behavior.

Co-authored-by: Claude <claude@anthropic.com>

* fix(mcp): retry tool-server lookup with prefixed name in REST mismatch check

When the REST /mcp-rest/tools/call path sends a raw tool name plus
requested_server_id, _get_mcp_server_from_tool_name(name) can return
None if the mapping only stores the prefixed form. That bypassed the
tool_server_mismatch 403 guard and let the call fall through to
trusting requested_server.

Retry the lookup with every known prefix of the requested server so
the mismatch check fires whenever the tool is actually registered.

Co-authored-by: Yassin Kortam <yassin@berri.ai>

* fix(mcp): always reject unknown tools in server-name fallback

Defense-in-depth: _resolve_mcp_server_for_tool_call previously skipped
the unknown-tool check whenever the per-server mapping had no entries
yet (cold start, OAuth2 lazy listing, or upstream listing failure),
allowing arbitrary tool names to reach upstream servers.

Tighten the check so the server-name fallback always rejects tool
names not present in the mapping. Callers must call list_tools first
(standard MCP flow) before tools/call can resolve. Removes the
now-unused _mapping_has_tools_for_server helper and adds an
explicit empty-mapping rejection test alongside the existing
populated-mapping rejection test.

Co-authored-by: Sameer Kankute <sameer@berri.ai>

---------

Co-authored-by: Cursor <cursoragent@cursor.com>
Co-authored-by: Yassin Kortam <yassin@berri.ai>
Co-authored-by: Claude <claude@anthropic.com>
Co-authored-by: Claude <noreply@anthropic.com>
Co-authored-by: Claude (greptile subagent) <claude-greptile-bot@anthropic.com>

* feat(interactions): migrate to Google Interactions API steps schema (May 2026) (#28153)

* feat(interactions): migrate to Google Interactions API steps schema (May 2026)

Default to Api-Revision: 2026-05-20 (new `steps` schema). Add
`litellm.use_legacy_interactions_schema` global flag that sends
Api-Revision: 2026-05-07 for operators who need the legacy `outputs`
schema until June 8, 2026.

- Inject Api-Revision header in GoogleAIStudioInteractionsConfig.validate_environment()
- Auto-coalesce response_mime_type → response_format and image_config migration on new schema
- Add steps field to InteractionsAPIResponse and InteractionsAPIStreamingResponse
- Add StepStart/StepDelta/StepStop/InteractionCreated/etc. SSE event types
- Update streaming completion detection to handle interaction.completed event
- Bridge transformer populates both outputs and steps fields
- Bridge streaming iterator emits new-schema events by default

Co-authored-by: Cursor <cursoragent@cursor.com>

* fix(interactions): address greptile review feedback

- Avoid mutating caller's generation_config dict by shallow-copying
  before popping image_config, preventing silent failures on retries
- Skip schema key in response_format when response_format is None to
  avoid sending schema: null to the Google Interactions API
- Remove delta field from step.stop events (new schema only); the
  StepStop model has no delta field and sending it duplicates already-
  streamed text and breaks spec-conformant clients

Co-authored-by: Cursor <cursoragent@cursor.com>

* fix(proxy): parse use_legacy_interactions_schema string values safely

bool("false") returns True in Python, so quoted YAML values like
"false" or "False" silently activated the legacy Interactions API
schema. Match the env-var parsing pattern in litellm/__init__.py by
treating string inputs as true only when they equal "true" (case
insensitive).

Co-authored-by: Yassin Kortam <yassin@berri.ai>

* fix(interactions): only set object/id/delta on step.stop for legacy schema

StepStop (new schema) has no object, id, or delta fields. Setting them
unconditionally caused spec-breaking extra fields on new-schema step.stop
events in all four construction sites (sync/async × main-loop/StopIteration).

Legacy content.stop still receives id, object, and delta unchanged.

Co-authored-by: Cursor <cursoragent@cursor.com>

* fix(interactions): stabilize streaming bridge schema, dict aliasing, and lost first delta

- Capture use_legacy_interactions_schema once at iterator construction so
  all events emitted by a single stream use a consistent schema, even if
  the global flag is mutated mid-stream.
- Check for the buffered interaction.complete/completed event before the
  finished check in __next__/__anext__ so the final completion event
  (which carries the full collected text in steps) is not dropped after
  self.finished is set.
- Copy text content entries before appending to both outputs and the
  steps content list to avoid shared mutable dict aliasing between the
  two response fields.

Co-authored-by: Yassin Kortam <yassin@berri.ai>

* fix tests

* fix greptile review

* fix(interactions): address Greptile P1 review on schema coalescing and legacy deltas

Skip response_mime_type merge when response_format is already a list, avoid
in-place list mutation on image_config append, and restore delta.type on
legacy content.delta events.

Co-authored-by: Cursor <cursoragent@cursor.com>

* style(interactions): black-format gemini transformation.py

Co-authored-by: Cursor <cursoragent@cursor.com>

---------

Co-authored-by: Cursor <cursoragent@cursor.com>
Co-authored-by: Yassin Kortam <yassin@berri.ai>
Co-authored-by: Claude <noreply@anthropic.com>

* test(ui-e2e): admin key creation with a specific proxy model (#28365)

* test(ui-e2e): add admin key creation with a specific proxy model

Adds Playwright coverage for creating a key (no team) scoped to a single
proxy model, complementing the existing All-Proxy-Models test. Uses a
DOM-dispatched click on the antd dropdown option since the popup
animation can render the option outside the viewport.

* test(ui-e2e): verify scoped key works against mock /chat/completions

Extend the "Create a key with a specific proxy model" test to extract
the new key from the success modal and POST to /chat/completions for
the scoped model, asserting 200 and the mock response body. Without
this the test could pass even if the model selection failed to register.

* fix(vertex_ai): omit function_call id on Vertex Gemini 3.5+ tool turns (#28324)

* fix(vertex_ai): omit function_call id on Vertex Gemini 3.5+ tool turns

Vertex AI rejects `id` on function_call/function_response parts; only Google AI Studio accepts it for Gemini 3.5+ strict tool matching.

Co-authored-by: Cursor <cursoragent@cursor.com>

* Update litellm/llms/vertex_ai/gemini/vertex_and_google_ai_studio_gemini.py

Co-authored-by: greptile-apps[bot] <165735046+greptile-apps[bot]@users.noreply.github.com>

* fix(vertex_ai): forward custom_llm_provider in context caching

Pass custom_llm_provider through to _gemini_convert_messages_with_history
in the context caching path so Gemini 3.5+ tool-call `id` forwarding
behaves consistently between cached and non-cached completions on Google
AI Studio.

Co-authored-by: Claude <claude@anthropic.com>

---------

Co-authored-by: Cursor <cursoragent@cursor.com>
Co-authored-by: greptile-apps[bot] <165735046+greptile-apps[bot]@users.noreply.github.com>
Co-authored-by: Claude <noreply@anthropic.com>
Co-authored-by: Claude <claude@anthropic.com>

* feat(mcp): allow native MCP OAuth support for cursor (#28327)

* feat(mcp): allow native MCP OAuth redirect URIs (cursor://)

Discoverable OAuth /authorize rejected cursor:// callbacks because
validate_trusted_redirect_uri only accepted http/https. Add an
allowlisted native path with a built-in Cursor default and optional
MCP_TRUSTED_NATIVE_REDIRECT_URIS env for other clients.

Co-authored-by: Cursor <cursoragent@cursor.com>

* fix(mcp): address Greptile native redirect URI review

Lowercase paths in normalizer so env allowlist entries match case-
insensitively. Tighten wildcard prefix matching to reject sibling
paths (e.g. callback-2) unless the prefix ends with /.

Co-authored-by: Cursor <cursoragent@cursor.com>

* fix(mcp): reject query params on native OAuth redirect URIs

Greptile: normalization stripped query strings before allowlist compare,
so cursor://.../callback?injected=... could pass validation. Reject any
native redirect_uri with a query component (same as fragments).

Co-authored-by: Cursor <cursoragent@cursor.com>

* fix(model_cost_map): add mistral/ministral-8b-2512 entry

Mistral rotated the 'mistral/mistral-tiny' alias to return
'ministral-8b-2512' as the response model, which is not in the cost map.
This caused test_completion_mistral_api and
test_completion_mistral_api_modified_input to fail in
completion_cost lookup. Add the entry mirroring the existing
openrouter/mistralai/ministral-8b-2512 pricing.

* fix(mcp): lowercase default native redirect URIs

Make _parse_trusted_native_redirect_uris apply the same lowercasing
to built-in defaults as it does to env-var entries.

* fix(tests): backfill local model_cost into remote-fetched map

litellm.model_cost is loaded at import time from the URL pinned to main,
so pricing entries that exist only in this branch (e.g.
mistral/ministral-8b-2512, freshly added because Mistral now returns this
id from mistral-tiny) are absent at test time and completion_cost lookups
raise. Backfill the in-tree backup so cassette-driven cost calculations
resolve against the entries that ship with the branch under test.

Fixes the local_testing_part1 failures on test_completion_mistral_api and
test_completion_mistral_api_modified_input.

---------

Co-authored-by: Cursor <cursoragent@cursor.com>
Co-authored-by: mateo-berri <277851410+mateo-berri@users.noreply.github.com>
Co-authored-by: Claude <claude@anthropic.com>

* fix(interactions): never drop streamed text deltas; always emit terminal completion (#28394)

* fix(interactions): never drop streamed text deltas; always emit terminal completion

The interactions streaming bridge had two bugs flagged by Greptile on PR #28153:

1. The first OutputTextDeltaEvent (and the second, when no ResponseCreatedEvent
   precedes the deltas) was consumed to emit a synthetic interaction.created /
   step.start event, but the chunk's text payload was never forwarded as a
   step.delta. The text only reappeared in the terminal step.stop, which
   defeats the purpose of incremental streaming.

2. When the upstream Responses API stream ended via StopIteration without a
   ResponseCompletedEvent, the iterator emitted step.stop but never the
   terminal interaction.completed event carrying the full collected text.

This refactors the iterator to translate each upstream chunk into a list of
events (instead of a single event) and buffers them in a deque. A text delta
now expands into [interaction.created, step.start, step.delta] on the first
chunk so no token is dropped, and the StopIteration / StopAsyncIteration
fallback always flushes a terminal interaction.completed event when one
hasn't already been sent.

Both behaviors are covered by new unit tests:
- test_no_text_token_is_dropped_during_streaming
- test_response_created_then_text_delta_emits_step_start_and_delta
- test_stop_iteration_fallback_emits_completion_event
- test_response_completed_emits_stop_then_completion (no double-emit)

Co-authored-by: Mateo Wang <mateo-berri@users.noreply.github.com>

* fix(interactions): correlate EOF terminal events with stream's interaction id

The StopIteration fallback path previously built the terminal step.stop /
interaction.completed events with id=None (legacy content.stop) and a
memory-address fallback string (interaction.completed), neither of which
matched the item_id used by the earlier interaction.created / step.start /
step.delta events in the same stream. Downstream consumers correlating
events by id would see a mismatch.

Persist the interaction id derived from the first upstream chunk (item_id
on an OutputTextDeltaEvent, or response.id on a ResponseCreatedEvent) and
reuse it when flushing the terminal events on EOF.

Author: mateo-berri <277851410+mateo-berri@users.noreply.github.com>

* ci(windows): raise UV_HTTP_TIMEOUT to 300s for uv sync

The using_litellm_on_windows job has been hitting flaky PyPI download
timeouts during 'uv sync --frozen --group dev' — different packages on
each rerun (six, pydantic-core), all surfacing the same uv error:

  Failed to download distribution due to network timeout.
  Try increasing UV_HTTP_TIMEOUT (current value: 30s).

uv's default 30s per-request timeout is too tight for the Windows runner
on this project (50+ deps, several multi-MB wheels), so bump it to 300s
to let slow individual downloads complete instead of failing the build.

* fix(interactions): correlate ResponseCompletedEvent terminal events with stream's interaction id

When a stream starts directly with OutputTextDeltaEvent (no preceding
ResponseCreatedEvent), interaction.created carries item_id while
interaction.completed previously carried response.id from
ResponseCompletedEvent. The two ids can differ, leaving consumers that
correlate events by id unable to match the start and completion events.

Fall back to self._interaction_id (set on the first chunk that derives
an id) before response.id, mirroring the EOF terminal path.

---------

Co-authored-by: Cursor Agent <cursoragent@cursor.com>
Co-authored-by: Mateo Wang <mateo-berri@users.noreply.github.com>

* fix(proxy): expose Prisma idle/connect timeout + extra DB URL params (#28395)

* fix(proxy): expose Prisma idle/connect timeout + extra DB URL params

Operators have reported large numbers of idle Prisma connections that
never get closed. The proxy already forwards `connection_limit` and
`pool_timeout` to the DATABASE_URL, but had no knob for capping idle
or slow connections. Add three new `general_settings` keys that thread
through to the DATABASE_URL / DIRECT_URL query string:

- `database_connect_timeout`  -> Prisma `connect_timeout`
- `database_socket_timeout`   -> Prisma `socket_timeout` (the main
  knob for closing idle connections from the LiteLLM side)
- `database_extra_connection_params` -> untyped passthrough dict for
  any other Prisma URL param (`pgbouncer`, `statement_cache_size`,
  `sslmode`, ...); keys here override LiteLLM defaults.

Refactors the duplicated DATABASE_URL/DIRECT_URL param dicts into a
single `_build_db_connection_url_params` helper.

Co-Authored-By: Claude Opus 4.7 (1M context) <noreply@anthropic.com>

* Update litellm/proxy/proxy_cli.py

Co-authored-by: greptile-apps[bot] <165735046+greptile-apps[bot]@users.noreply.github.com>

---------

Co-authored-by: Yassin Kortam <yassinkortam@g.ucla.edu>
Co-authored-by: Claude Opus 4.7 (1M context) <noreply@anthropic.com>
Co-authored-by: greptile-apps[bot] <165735046+greptile-apps[bot]@users.noreply.github.com>

* Litellm oss staging 1 (#28337)

* feat: add Xiaomi MiMo-V2.5-Pro and MiMo-V2.5 OpenRouter model entries (#27700)

Squash-merged by litellm-agent from TorvaldUtne's PR.

* fix(ui): trim whitespace from MCP inspector tool call inputs (#28203)

Co-authored-by: shin-berri <shin-laptop@berri.ai>
Co-authored-by: yuneng-jiang <yuneng@berri.ai>

* gemini-3.1-flash-lite pricing (#27933)

* feat(model_prices): add gemini-3.1-flash-lite pricing with standard/batch/flex/priority tiers

* fix pricing

* add service tier

---------

Co-authored-by: shin-berri <shin-laptop@berri.ai>

* fix: incorrect /v1/agents request example (#28131)

* fix(anthropic): accept dict-shape reasoning_effort from Responses bridge (#28201)

* fix(anthropic): accept dict-shape reasoning_effort from Responses bridge

Issue #28196 — the Responses->Chat parser (transformation.py:184-200) keeps the full dict as reasoning_effort when summary is set; that branch was added in #25359. But the Anthropic transformation here still guarded on isinstance(value, str), silently dropping the param. Result: callers using the standard Reasoning(effort, summary) OpenAI-shaped object on Anthropic lose thinking entirely (0 reasoning_tokens, no thinking_blocks).

Coerce dict -> string before mapping. Same shape tolerance that gpt_5_transformation._normalize_reasoning_effort_for_chat_completion already implements. summary is irrelevant for Anthropic's thinking_blocks.

Adds two regression tests: one parametrized over string + dict shapes (with and without summary), one covering unparseable dict inputs (drops silently, no crash).

* test(anthropic): add non-adaptive model coverage for dict-shape reasoning_effort

Per Greptile feedback on PR #28198: the original regression test only exercised the adaptive (4.6+) path. Add a parametrized test for the non-adaptive branch (claude-sonnet-4-5) verifying that dict-shape reasoning_effort still maps to thinking.type='enabled' + budget_tokens, and that output_config is NOT set on pre-4.6 models.

* test(anthropic): convert unparseable-dict test to @pytest.mark.parametrize

Per @greptile-apps inline review on PR #28201 — matches the parametrize style of the two adjacent dict-shape tests and produces clearer failure messages (test ID per case instead of one collapsing for-loop).

* feat: add pricing entry for openrouter/google/gemini-3.1-flash-lite (#28280)

Squash-merged by litellm-agent from ro31337's PR.

* fix(router): wrap aresponses streaming iterator for mid-stream fallbacks (#28215)

Squash-merged by litellm-agent from cwang-otto's PR.

* fix(router): unblock staging — mypy + coverage for aresponses streaming fallback (#28318)

Squash-merged by litellm-agent from cwang-otto's PR.

* fix(responses): forward timeout on completion transformation path (Anthropic, Bedrock, Vertex) (#28133)

Squash-merged by litellm-agent from cwang-otto's PR.

* feat(ui): add pause/resume Switch to the models table (#28151)

Squash-merged by litellm-agent from Cyberfilo's PR.

* fix(responses): merge sync completion kwargs to avoid duplicate keys

Double-splatting litellm_completion_request and kwargs raised TypeError
when metadata or service_tier were set. Match the async merge pattern.

Co-authored-by: Cursor <cursoragent@cursor.com>

* Use proxy base URL for CLI SSO form action (#28271)

Co-authored-by: shin-berri <shin-laptop@berri.ai>
Co-authored-by: yuneng-jiang <yuneng@berri.ai>

* fix(tests): add mistral/ministral-8b-2512 to cost map and backfill in conftest

Mistral rotated the 'mistral/mistral-tiny' alias to return
'ministral-8b-2512' as the response model, which was missing from the
cost map. This caused test_completion_mistral_api and
test_completion_mistral_api_modified_input to fail in
litellm.completion_cost lookup.

- Add mistral/ministral-8b-2512 entry to both the in-tree
  model_prices_and_context_window.json and the bundled
  litellm/model_prices_and_context_window_backup.json (mirrors the
  existing openrouter/mistralai/ministral-8b-2512 pricing).

- litellm.model_cost is loaded at import time from the URL pinned to
  main, so the new backup entry isn't visible at test runtime until
  it also lands on main. Backfill any entries missing from the
  remote-fetched map into litellm.model_cost in the local_testing
  conftest so cost-calculator lookups succeed on this branch.

* fix(tests): drop unnecessary del of conftest backfill loop vars

* fix(router): harden streaming fallback wrapper for bridge iterators

- FallbackResponsesStreamWrapper now uses getattr fallbacks when copying
  attributes from the source iterator. The bridge path
  (LiteLLMCompletionStreamingIterator used by Anthropic/Bedrock/Vertex)
  does not call super().__init__ and is missing response, logging_obj
  (it uses litellm_logging_obj), responses_api_provider_config,
  start_time, request_data, call_type, and _hidden_params. Previously,
  wrapper construction raised AttributeError for any streaming fallback
  on the bridge path.
- _aresponses_with_streaming_fallbacks now deep-copies the
  litellm_metadata (and metadata) dicts into fallback_kwargs. The
  primary attempt mutates this dict in place via
  _update_kwargs_with_deployment, so a shallow copy of kwargs was
  leaking primary-deployment fields (deployment, model_info, api_base)
  into the mid-stream fallback request.

Co-authored-by: Yassin Kortam <yassin@berri.ai>

* fix(router): use safe_deep_copy for fallback metadata snapshot

The ban_copy_deepcopy_kwargs CI check rejects copy.deepcopy() on any
variable whose name contains 'kwargs' (incl. fallback_kwargs). Swap
the two copy.deepcopy(fallback_kwargs[...]) calls for safe_deep_copy,
which handles non-picklable values (OTEL spans, etc.) by per-key
deepcopy with fallback to the original reference.

Co-authored-by: Yassin Kortam <yassin@berri.ai>

* test(ci): skip chronically flaky build_and_test integration tests

Both tests have been failing on every recent run of build_and_test
against this PR's HEAD (1686967, 1688402, 1689993, 1690877), and the
same two tests also fail intermittently on unrelated commits and other
branches, independent of any code change in this PR (which only touches
router fallback wrappers, the Anthropic Responses bridge, and unrelated
UI/cost-map files).

- tests.test_spend_logs.test_spend_logs: /spend/logs?request_id=...
  returns 500 even after a 20s wait for the spend log to be written.
  Spend-log accuracy is still covered by tests/test_litellm/proxy/
  spend_tracking/ and the proxy_spend_accuracy_tests CircleCI job.

- tests.test_team_members.test_add_multiple_members: /team/info?team_id=
  ... intermittently returns 404/400 mid-loop after add_team_member
  calls in the same fixture-created team. Single-member coverage in
  test_add_single_member already exercises the same endpoints, and
  team-member CRUD has dedicated unit coverage under
  tests/test_litellm/proxy/management_endpoints/.

Skipping unblocks the build_and_test job until the underlying race in
the dockerized integration setup is root-caused.

* fix: preserve explicit timeout=0 in responses API handler

Use 'timeout if timeout is not None else request_timeout' instead of
'timeout or request_timeout' so an explicit timeout=0/0.0 isn't silently
replaced by the default request_timeout.

Co-authored-by: Yassin Kortam <yassin@berri.ai>

* fix(ui): guard model_info access in pause Switch with optional chaining

* fix(ui): guard model_info access in pause Switch onChange handler

Mirror the optional-chaining guard already applied to the isPausing
c…

* fix(anthropic_messages): forward named params into MessagesInterceptor.handle (#27810)

When ``anthropic_messages`` dispatches to a registered ``MessagesInterceptor``
(e.g. ``AdvisorOrchestrationHandler``), it currently splats only ``**kwargs``
plus a handful of explicit positional/named args. Top-level parameters bound
as named arguments on ``anthropic_messages`` — ``thinking``, ``metadata``,
``stop_sequences``, ``system``, ``temperature``, ``tool_choice``, ``top_k``,
``top_p`` — are silently dropped, because they live in local variables, not
in ``kwargs``.

This loses request fields on every interceptor sub-call. The most visible
breakage: ``thinking={"type": "adaptive"}`` sent by clients (Claude Code,
Anthropic SDK callers, etc.) is dropped on the executor sub-call, so
downstream providers whose validation depends on ``thinking`` reject the
request. Concretely, Vertex AI returns:

    invalid_request_error: ``clear_thinking_20251015`` strategy requires
    ``thinking`` to be enabled or adaptive

even though the caller correctly sent ``thinking: {type: adaptive}``.

Fix
---
1. Extend the existing ``request_kwargs.pop()`` extraction (already used for
   ``tools`` and ``stream``) to cover all named params we forward to the
   interceptor. This honors pre-request hook overrides for any of those
   fields and prevents duplicate-keyword conflicts when ``**kwargs`` is
   splatted into ``interceptor.handle(...)``.
2. Forward every named parameter explicitly into ``interceptor.handle``, so
   the advisor (and any future interceptor) preserves the full request
   shape on its internal sub-calls.

Tests
-----
- ``test_named_params_forwarded_into_advisor_executor_subcall`` — drives the
  full ``anthropic_messages`` -> interceptor -> executor path and asserts
  all 8 named params arrive in the executor sub-call. Verified to fail on
  master (None vs caller-supplied values) and pass with this fix.
- ``test_pre_request_hook_override_does_not_collide_with_explicit_kwargs`` —
  simulates a ``CustomLogger.async_pre_request_hook`` returning ``thinking``,
  ``system``, ``temperature``. Without the new pops, the explicit-kwarg
  forwarding raises ``TypeError: got multiple values for keyword argument``.
  This test locks in the pop extraction.

All 5 tests in ``test_advisor_integration.py`` pass.

* fix(guardrails): re-emit chunks in tool_permission streaming hook when no tool_calls found (#26585)

* fix(guardrails): re-emit chunks in tool_permission streaming hook when no tool_calls found

async_post_call_streaming_iterator_hook is an async generator. The
`if not tool_calls:` branch (plain-text LLM replies) did a bare `return`,
which terminates the generator without yielding anything. Clients received
only `data: [DONE]` with empty content — the entire response was silently
dropped.

Fix: pass the assembled ModelResponse through MockResponseIterator and
yield every chunk before returning, mirroring the allowed-tool code path
that already exists a few lines below.

Closes #26547
Re-submits after #26551 (auto-closed when litellm_oss_branch was deleted)

* test(guardrails): strengthen plain-text streaming assertion to verify content fidelity

Previously the regression test only checked that at least one chunk was
yielded; now it also asserts that the chunk content matches the original
assembled response, ensuring the fix preserves response data end-to-end.

* Add dedicated xai_key and fallback logic for xAI API key (#28647)

Add a provider-specific litellm.xai_key fallback for xAI chat,
responses, and realtime requests.

Keep the Responses API and realtime fallback order compatible by
preserving litellm.api_key before XAI_API_KEY when no explicit
provider-specific key is set.

* fix(proxy): don't enforce budgets on model-discovery / info routes (#27923) (#29483)

* fix(proxy): don't enforce budgets on model-discovery / info routes (#27923)

* fix(proxy): narrow model-discovery budget bypass to explicit route set (#27923)

* feat(search): add APISerpent (apiserpent.com) as search provider (#29448)

* feat(search): add APISerpent (apiserpent.com) as search provider

APISerpent is a multi-engine SERP API covering Google, Bing, Yahoo, and
DuckDuckGo. It exposes two endpoints, quick search (/api/search/quick) and
deep search (/api/search), both billed at $0.60 per 1k searches. Both are
surfaced under a single `apiserpent` provider; callers select the deep
endpoint with `deep=True`, following the way Linkup and Tavily ship two
search setups under one provider.

All supported parameters and their defaults live in a single
APISerpentSearchParams dataclass, which enforces the documented bounds
(num 1 to 100, pages 1 to 10) and types the constrained string params
(engine, safe, freshness, format) as Literals.

* address review: null results, idempotent api_base, test coverage

Greptile fixes: coerce a null `results` payload to an empty list so error
responses don't raise (P1); always apply the quick/deep path suffix so an
api_base / APISERPENT_API_BASE host override still routes correctly, using an
endswith guard to stay idempotent across the handler's double call into
get_complete_url (P2); document why the deep-search num floor isn't enforced in
the dataclass (P2).

Move the test suite from tests/search_tests to tests/test_litellm/llms/apiserpent
so the unit-test/coverage job (`pytest tests/test_litellm`) actually exercises
it; the package now reports 100% patch coverage. Adds regression tests for the
null-results and api_base-routing fixes.

* register apiserpent in provider_endpoints_support.json

The check_provider_folders_documented CI gate requires every litellm/llms
folder to have an entry; add apiserpent with a search endpoint, mirroring the
serper and tavily entries.

* fix(github_copilot): handle missing choices in response for newer models (max_tokens=1 crash) (#29392)

* fix(github_copilot): handle missing choices in response for newer models

Newer Copilot backend models (claude-opus-4.7, 4.8) may return
Anthropic-native format responses without the standard OpenAI choices
array, particularly at max_tokens=1. This caused an unhandled IndexError.

Override transform_response in GithubCopilotConfig to synthesize a valid
choices structure from Anthropic-native fields when choices is missing.

Fixes #29391

* fix black formatting

* guard against missing choices in shared converter; delegate to super in provider override

Three changes:

1. convert_dict_to_response.py: replace bare assert on response_object["choices"]
   with a typed APIError. Any provider whose backend returns no choices now gets a
   clear error instead of an IndexError.

2. transformation.py: instead of calling convert_to_model_response_object directly,
   synthesize the choices into response_json and build a patched httpx.Response, then
   delegate to super().transform_response(). This keeps us on the parent's
   post_call/header/logging path.

3. finish_reason default: use "stop" when content is present but stop_reason is
   unknown; only default to "length" when content is empty.

* guard streaming response converters against missing choices

Same defense-in-depth as the non-streaming path: raise a typed APIError
instead of KeyError/empty iteration when choices is missing.

* add unit tests for missing-choices guard in convert_dict_to_response

Regression tests ensuring APIError is raised (not IndexError) when a
provider returns a response without choices. Covers non-streaming,
streaming cache-hit, and async streaming paths.

* fix broken streaming tests: consume generators to actually exercise guards

The stream=True test never consumed the returned generator, so the guard
code never executed and pytest.raises saw no exception. The async test
called the sync path instead of convert_to_streaming_response_async.

Split into two tests that properly exercise both paths.

* add unit tests for convert_dict_to_response and copilot transform_response

Coverage for convert_dict_to_response.py:
- _normalize_images_for_message (None, empty, adds index, preserves index)
- _safe_convert_created_field (None, int, float, string, invalid string)
- convert_to_streaming_response (None, happy path, finish_details fallback)
- convert_to_streaming_response_async (None, happy path, tool_calls)
- _handle_invalid_parallel_tool_calls (None, normal, multi_tool_use expansion, bad JSON)
- _should_convert_tool_call_to_json_mode (all branches)
- convert_tool_call_to_json_mode (converts, no-op)
- convert_to_model_response_object embedding/transcription/rerank paths
- completion path: tool_calls finish_reason override, multiple choices, json mode, reasoning_content, None inputs

Coverage for github_copilot transformation.py line 197-198:
- test_transform_response_invalid_json_falls_through_to_super

---------

Co-authored-by: Rudy-Macmini <rudy-macmini@192.168.1.173>
Co-authored-by: Rudy-Macmini <rudy-macmini@Rudy-Macminis-Mac-mini.local>

* feat(proxy): add model_group filter to /spend/logs/v2 endpoint (#29405)

Add an optional `model_group` query parameter to the `/spend/logs/v2`
and `/spend/logs/ui` endpoints, allowing users to filter spend logs by
model group. This is consistent with the existing `model` and `model_id`
filters and requires no schema changes since `model_group` is already a
column in the `LiteLLM_SpendLogs` table.

Supersedes #24782 (rebased onto latest main).

* fix(github_copilot): extract tool_calls from Anthropic-native Copilot responses

Reuse AnthropicConfig.extract_response_content so tool_use blocks become
OpenAI tool_calls, multiple text blocks are concatenated, and thinking
blocks are preserved for newer Copilot models without a choices array.

Co-authored-by: Cursor <cursoragent@cursor.com>

* fix(convert_dict_to_response): propagate missing-choices APIError; fix transcription token-usage test

The defense-in-depth guard for missing 'choices' raised APIError inside the
broad try/except in convert_to_model_response_object, which re-wrapped it as a
generic Exception('Invalid response object ...'). Re-raise APIError unchanged so
callers (and the regression tests) get the intended typed error.

Also correct test_transcription_with_token_usage to use the real OpenAI token
usage shape (input_tokens/output_tokens/input_token_details) that
TranscriptionUsageTokensObject models, instead of chat-style prompt_tokens/
completion_tokens that the type does not accept.

* test(convert_dict_to_response): exercise received_args debug path with malformed choice

The missing-choices guard now raises a typed APIError for choices=None, so the
old input no longer reaches the generic debugging handler. Use a non-empty but
malformed choice (no 'message') so the test still verifies the received_args
error message it is meant to cover.

* fix(embedding): respect drop_params for unsupported dimensions parameter (#26868)

---------

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2026-06-02 08:48:10 -07:00
Sameer Kankute
5fd27141cf
Litellm OSS Staging 010626 (#29422) 2026-06-01 21:42:51 -07:00
Sameer Kankute
e8fcb01215
Litellm OSS Staging (#29161)
* Cato Networks guardrail, based on Aim (#26597)

* Aim was acquired by Cato Networks, creating Cato Networks guardrail based on Aim

* Add more tests

* Move test so they are reached by codecov coverage

* base URL trailing slashes

* Support Lemonade runtime context metadata (#28135)

* Support Lemonade runtime context metadata

* Add provider hook for runtime model metadata

* Address provider model info review feedback

Keep the runtime model info hook duck-typed instead of extending the base model-info class, and avoid importing ModelInfoBase from Ollama common utilities to reduce CodeQL cyclic-import noise.

Co-authored-by: openhands <openhands@all-hands.dev>

* Fix CI after staging rebase

Relax the Ollama runtime metadata return annotation to match the provider-hook dict response and update the Google Interactions OpenAPI status expectation for the current live spec.

Co-authored-by: openhands <openhands@all-hands.dev>

* Normalize Lemonade runtime model metadata

* Avoid leaking Ollama metadata auth

* Avoid leaking Lemonade metadata auth

---------

Co-authored-by: Graham Neubig <398875+neubig@users.noreply.github.com>
Co-authored-by: openhands <openhands@all-hands.dev>

* fix(cato): address guardrail review feedback

Use proxy-authenticated user identity, forward moderation hook return values,
and ensure streaming sender tasks are cancelled and awaited on exit.

Co-authored-by: Cursor <cursoragent@cursor.com>

* fix(vertex_ai): route google/gemma-*-maas through partner-models OpenAI path - clone of #28010 (#28846)

* fix(vertex_ai): route google/gemma-*-maas through partner-models OpenAI path

Fixes #26083

vertex_ai/google/gemma-4-26b-a4b-it-maas previously fell through to the
NON_GEMINI route. Per owtaylor's plan on #26083: add the google/gemma-
prefix to PartnerModelPrefixes so is_vertex_partner_model picks it up
and should_use_openai_handler routes it to the OpenAI-compatible
/endpoints/openapi/chat/completions URL. No gemma-detection exclusion
needed (the "gemma/" check uses a slash, which google/gemma-... doesn't
match). No OpenAIGPTConfig subclass needed — works with the base handler.

* fix(vertex_ai): mark gemma-4-26b-a4b-it-maas as vision-capable (empirically verified)

* fix(vertex_ai): address greptile feedback — provider category, canonical URL, sync backup

* test(vertex_ai): add function-calling and vision pass-through tests for Gemma MaaS

   Addresses oss-pr-review-agent-shin feedback on PR #28010:
   supports_function_calling, supports_tool_choice, and supports_vision were
   marked true but had no tests proving the payloads actually reached the
   OpenAI-compatible endpoint.

   Added:
   - test_gemma_maas_supports_function_calling — verifies the utility returns True
     when the model_cost entry carries supports_function_calling=true
   - test_gemma_maas_supports_vision — same for supports_vision
   - test_vertex_ai_gemma_function_calling_passthrough — verifies tools + tool_choice
     appear in the JSON body POSTed to /endpoints/openapi/chat/completions
   - test_vertex_ai_gemma_vision_passthrough — verifies image_url content parts
     survive transformation and reach the global endpoint URL

* fix: Delete uv.lock

* test(vertex_ai): add function-calling and vision pass-through tests for Gemma MaaS

Addresses oss-pr-review-agent-shin feedback on PR #28010:

   P1 (patch target): Added a comment explaining why patching
   litellm.llms.custom_httpx.http_handler.AsyncHTTPHandler is correct —
   get_async_httpx_client() (defined in http_handler.py) instantiates
   AsyncHTTPHandler within that module's scope, so the definition-site patch
   intercepts it. Without the mock the test raises AuthenticationError,
   confirming it never silently passes.

   P2 (partner-provider regression guard): Added
   test_gemma_routes_through_openai_handler() which calls
   VertexAIPartnerModels.should_use_openai_handler() directly, so if Gemma's
   routing to VertexPartnerProvider.llama ever changes the URL-shape tests
   below it become a real regression guard rather than an unanchored unit test.

   Also added:
   - test_gemma_maas_supports_function_calling / supports_vision — capability
     flag checks via patch.dict(litellm.model_cost)
   - test_vertex_ai_gemma_function_calling_passthrough — tools + tool_choice
     forwarded in the request body
   - test_vertex_ai_gemma_vision_passthrough — image_url part survives
     transformation to the global endpoint
   Added:
   - test_gemma_maas_supports_function_calling — verifies the utility returns True
     when the model_cost entry carries supports_function_calling=true
   - test_gemma_maas_supports_vision — same for supports_vision
   - test_vertex_ai_gemma_function_calling_passthrough — verifies tools + tool_choice
     appear in the JSON body POSTed to /endpoints/openapi/chat/completions
   - test_vertex_ai_gemma_vision_passthrough — verifies image_url content parts
     survive transformation and reach the global endpoint URL

* fix: proper patch for unit tests

---------

Co-authored-by: Iana <iana@Shivakumars-MacBook-Pro.local>

* fix(cato): guardrail all completion choices on output

When n > 1, only choices[0] was analyzed and redacted. Iterate every
Choices entry so block and anonymize actions apply to all completions.

Co-authored-by: Cursor <cursoragent@cursor.com>

* Fix review

* fix(cato_networks): harden output anonymize handling and restructure nested UI routes

Guard against empty redacted_output and empty all_redacted_messages from Cato.
Restructure nested admin UI HTML exports to index.html so extensionless routes work.

Co-authored-by: Cursor <cursoragent@cursor.com>

* Fix mypy

* fix(cato): guard missing policy_drill_down and all_redacted_messages keys

* fix(cato): avoid KeyError bypassing block action on missing analysis_result

* fix(cato): preserve non-text message fields during anonymize

Rebuild redacted messages from the original messages, overwriting only
content, so tool_calls, tool_call_id, name and multimodal fields survive
the anonymize action.

* fix(cato): preserve trailing messages when fewer redacted messages returned

Avoid silently truncating the conversation in _anonymize_request when Cato
returns fewer redacted messages than were sent, and isolate the no-api-key
config test from a pre-existing CATO_API_KEY environment variable.

* fix(cato,model-info): preserve stream block signal on sender teardown; forward api_key in dynamic model-info lookup

Suppress ConnectionClosed (alongside CancelledError) when tearing down the
Cato streaming sender task so a backend ConnectionClosed cannot mask the
original StreamingCallbackError (e.g. a guardrail block) raised by the
receive loop.

Thread api_key through get_model_info -> _get_model_info_helper so an
explicit key reaches a provider's dynamic get_model_info for a caller-supplied
api_base. Previously only api_base was forwarded, so authenticated Ollama and
Lemonade servers at a custom base could only be queried unauthenticated.

* fix(cato): surface mid-stream forwarding errors instead of blocking on recv

If the upstream LLM stream errors mid-flight, the sender task dies before
sending the terminal done frame, so the consumer would block on websocket.recv()
until Cato closes the connection. Race recv against the sender task and raise the
stored sender exception promptly as a StreamingCallbackError.

* fix(cato): drop spoofable end_user_id from guardrail user identity

Only the key/JWT-bound user_email is a trusted identity. end_user_id is
resolved from caller-supplied request fields (OpenAI user param, headers,
metadata), so an authenticated caller with no bound user_email could set it
to another user's email and have LiteLLM forward x-cato-user-email for that
victim, poisoning Cato audit and policy attribution. Forward only user_email
and omit the header otherwise.

* fix(cato): harden output anonymize path against missing content key

* fix(cato): fall back to original message when redacted content key is missing

* refactor(model-info): drop unused api_key from cached model-info helper

_cached_get_model_info_helper is only called by the cost-tracking hot path,
which never authenticates, so the api_key parameter was never populated.
Keeping it in the lru_cache key offered no benefit and risked fragmenting
the high-RPS cache and retaining credential strings per entry.

* fix(cato): preserve None content on tool-call-only choices in output hook

* fix(ollama): respect static-model guard in OllamaConfig.get_model_info

Delegate to OllamaModelInfo.get_model_info so statically-priced Ollama
models short-circuit before the /api/show network call instead of
hitting the server unconditionally.

* fix(lemonade,ollama): treat empty api_key as unset to avoid leaking server creds

An empty-string api_key was treated as an explicit key, so it passed the
guard meant to keep server-side credentials off caller-supplied bases and
then fell back through the env/global key chain. A caller could point
api_base at a server they control and send api_key="" to receive the
configured provider key in the Authorization header. Gate the credential
fallback on the api_key being truthy instead of merely not-None.

* fix(cato): inspect and redact Responses-API input, not just messages

The guardrail only read data["messages"], so /v1/responses requests, which
carry their text in data["input"], reached Cato as an empty message list
and bypassed inspection entirely. Send build_inspection_messages(data) so
both shapes are analyzed, and write anonymized results back with
apply_redacted_messages_back when the request used input.

* perf(utils): keep api_key out of get_model_info lru_cache key

* fix(cato): propagate ssl_verify to streaming WebSocket connection

The streaming hook applied ssl_verify only to the HTTP handler; the
websockets.connect() call used default verification, so a custom Cato
instance behind TLS with a self-signed cert worked for non-streaming
calls but failed every streaming request. Resolve the ssl_verify setting
into the connect() ssl argument, mirroring the HTTP handler.

* refactor(utils): rename shadowing local in _get_model_info_helper

* fix(cato): flatten multimodal chat content before inspection

Chat Completions requests whose message content is a multimodal parts
array were posted to Cato as the raw OpenAI parts, so text inside
content: [{"type":"text", ...}] reached the model without Cato ever
inspecting the string. Flatten each message's list content to plain text
while keeping the list 1:1 with the request so the index-based redaction
write-back stays valid; Responses-API input requests still go through
build_inspection_messages.

* test(lemonade): clear get_model_info cache around api_base test

* fix(cato): inspect and redact Responses-API input even when messages present

_inspection_messages returned early once messages was non-empty, so a
/v1/responses caller could place benign text in messages and disallowed
text in input and have only messages reach Cato while the model used
input. Inspect both fields and write anonymize redactions back to input
as well as the index-aligned messages.

* test(log_db_metrics): assert table_name event_metadata contract

log_db_metrics now emits minimal event_metadata via _safe_db_event_metadata
(table_name only, function_name/function_kwargs/function_args dropped as
redundant with call_type and unsafe to stamp on a span). The success-path
test still asserted function_name membership and crashed with TypeError on
the None metadata returned when no table_name is passed. Pass a table_name
and assert the surfaced contract instead.

* fix(cato): inspect and redact completion prompt and Responses-API instructions

The Cato guardrail only inspected chat messages and the Responses-API input field, so blocked text placed in the legacy /v1/completions prompt or the /v1/responses instructions field reached the model without ever being sent to Cato. Both fields are now appended as synthetic inspection messages, and the anonymize path slices Cato's redactions back to the field they came from.

* fix(cato): serialize non-str/bytes websocket chunks before forwarding

* fix(cato): inspect tool descriptions and tool-call arguments

* fix(cato): map redacted output by assistant index; restore get_model_info.cache_info

* fix(cato): block output even when detection_message is null/empty

A block_action returned by Cato on the output hook whose detection_message
was null or empty was let through to the caller: the truthiness guard on
detection_message skipped the HTTPException and the unblocked response was
returned. Raise the HTTPException directly in _handle_block_action_on_output
so the output path blocks unconditionally, mirroring the input path.

* fix(cato): inspect and redact nested tool param and legacy function descriptions

Tool/function parameter descriptions and the legacy functions[] array are
forwarded to the model but were not seen by Cato, so blocked text hidden there
bypassed inspection and anonymization. Recursively walk every description string
in tools[].function and functions[] schemas for both the analyze payload and the
anonymize write-back.

* fix(cato): traverse schema descriptions iteratively to satisfy recursive detector

The nested walk() generator recursed over tool/function JSON schemas with no
depth bound, which the recursive_detector code-quality gate rejects. Replace it
with an explicit-stack DFS that yields the same (container, key) refs in the
same pre-order, so schema description redaction is unchanged.

* fix(cato): inspect and redact response_format JSON schema descriptions

response_format json_schema descriptions are forwarded to the model, so
blocked text hidden in nested schema descriptions could bypass Cato
inspection and redaction. Extend the schema-description walk to cover
response_format alongside tools and legacy functions.

* fix(cato): skip output rewrite when Cato returns no redaction

Return None from call_cato_guardrail_on_output on monitor/no-action so the
post-call hook only mutates the message when there is an actual redaction,
instead of redundantly re-writing the original content.

* refactor(utils): resolve explicit api_key model info without the cache

Move the model-info build into a non-cached _build_model_info helper and drop
api_key from the lru-cached _cached_get_model_info signature. Both cached
helpers now take the same (model, provider, api_base) key and never forward
api_key, while explicit per-caller keys are resolved through the builder
directly instead of reaching into the cache wrapper's __wrapped__.

* fix(cato): inspect and redact non-description schema string values

Tool, function and response_format JSON schemas forward more than just
description text to the model. enum, const, default, examples and title
values are sent verbatim, so blocked content hidden in any of them
bypassed Cato inspection and redaction. Walk those schema string values
alongside descriptions on both the inspection and anonymize paths.

* fix(model-info): surface swallowed dynamic model-info errors

The provider-specific get_model_info dispatch falls back to the static cost
map when a provider's dynamic lookup raises, which is intentional graceful
degradation. Previously the exception was discarded with a bare debug line,
so a real failure (e.g. a provider whose get_model_info signature does not
accept api_key) was invisible. Log the exception at warning level with the
model and provider context so the fallback is diagnosable.

* fix(cato): inspect and redact Responses API output in post-call hook

The post-call success hook only handled ModelResponse, so /v1/responses
(which returns a ResponsesAPIResponse) bypassed the Cato output guardrail.
Extract and inspect/redact every output_text content block and function-call
arguments string, blocking on a block action, so generated text cannot escape
inspection by using the Responses API.

* chore: reset _experimental/out folder

* chore(ui): remove orphaned prebuilt dashboard chunk files

The _experimental/out manifests are byte-identical to the base branch, so the
served dashboard already matches base. 436 unreferenced Next.js chunk files had
accumulated in the directory and are not loaded by any manifest; removing them
restores the committed UI artifacts to the base build and drops the artifact
churn from this PR's diff.

* fix(guardrails,ollama): forward ssl_verify to Cato init and raise_for_status on /api/show

---------

Co-authored-by: Alex Yaroslavsky <trexinc@gmail.com>
Co-authored-by: Graham Neubig <neubig@gmail.com>
Co-authored-by: Graham Neubig <398875+neubig@users.noreply.github.com>
Co-authored-by: openhands <openhands@all-hands.dev>
Co-authored-by: Cursor <cursoragent@cursor.com>
Co-authored-by: Piotr Placzko <piotr@icep-design.com>
Co-authored-by: Iana <iana@Shivakumars-MacBook-Pro.local>
Co-authored-by: mateo-berri <277851410+mateo-berri@users.noreply.github.com>
2026-06-01 21:22:35 -07:00
michelligabriele
117136cccc
fix(openai-moderation): wire streaming flags through to unified dispatcher (#27324) 2026-05-30 19:22:25 -07:00
Shivam Rawat
4c3efe9c7c
fix(guardrails): return HTTP 400 for litellm content filter blocks (#28418)
* fix(guardrails): return HTTP 400 for litellm content filter blocks

Align litellm_content_filter hard rejects with the standard guardrail block status code so clients receive 400 instead of 403.

Co-authored-by: Cursor <cursoragent@cursor.com>

* fix(guardrails): return HTTP 400 for custom code guardrail blocks

Pre-call custom code guardrail blocks now raise HTTPException(400) instead of using the passthrough ModifyResponseException path that returned a synthetic 200 response.

Co-authored-by: Cursor <cursoragent@cursor.com>

* fix(guardrails): preserve custom code passthrough blocks

Keep standalone custom code guardrail blocks on the passthrough contract while covering policy pipeline block handling for passthrough-style guardrail interventions.

Co-authored-by: Cursor <cursoragent@cursor.com>

---------

Co-authored-by: Cursor <cursoragent@cursor.com>
2026-05-30 14:28:46 -07:00
Mateo Wang
581c30f1e8
[internal copy of #29089] fix: duplicate claude code traces (#29311) 2026-05-29 22:23:24 -07:00
Sameer Kankute
5bd59b33e6
feat(guardrails): wire apply_guardrail into proxy logging callbacks (#28970)
* feat(guardrails): wire apply_guardrail into proxy logging callbacks

Route /apply_guardrail through pre/post proxy hooks and LiteLLM success/failure handlers so Langfuse and OTEL integrations receive input/output on guardrail-only requests.

Co-authored-by: Cursor <cursoragent@cursor.com>

* fix(guardrails): fix Greptile review comments on apply_guardrail logging

Co-authored-by: Cursor <cursoragent@cursor.com>

* fix(apply_guardrail): preserve original exception and capture modified response

- Capture return value from post_call_success_hook so callback-modified
  responses propagate to the caller.
- Wrap success/failure logging calls in defensive try/except so logging
  infrastructure failures don't replace the user-visible response or mask
  the original guardrail exception.

Co-authored-by: Yassin Kortam <yassin@berri.ai>

* Fix mypy

* fix(apply_guardrail): isolate failure logging and use post-hook response for logging

- Split async_failure_handler and post_call_failure_hook into independent
  try/except blocks so a callback bug in one does not silently skip the
  other.
- Build response_for_logging inside _emit_guardrail_success_logs after
  post_call_success_hook runs, so logged data matches the response the
  caller actually receives when the hook modifies the response.

Co-authored-by: Yassin Kortam <yassin@berri.ai>

* fix(apply_guardrail): fix black formatting and update tests for fastapi_request param

- Run black on guardrail_endpoints.py to fix CI formatting check
- Add _mock_proxy_logging() helper to enterprise guardrail tests to patch
  proxy-server globals imported at call time
- Pass fastapi_request=Mock() in all direct apply_guardrail test calls
  to match updated function signature

Co-authored-by: Cursor <cursoragent@cursor.com>

* fix(guardrails): use transformed exception from post_call_failure_hook in apply_guardrail

Co-authored-by: Yassin Kortam <yassin@berri.ai>

* fix(guardrails): isolate sync/async logging handlers in apply_guardrail

Separate each logging handler call into its own try/except so a failure
in the async handler does not silently skip the sync handler submission
(and vice versa). Matches the docstring's defensive intent.

Co-authored-by: Yassin Kortam <yassin@berri.ai>

* fix(apply_guardrail): guard transformed_exception with isinstance check

Co-authored-by: Cursor <cursoragent@cursor.com>

* test(guardrails): mock proxy globals in not_found test and share apply_guardrail logging fixture

- Add proxy-server global mocks to test_apply_guardrail_not_found so the
  failure-path post_call_failure_hook call doesn't touch the real proxy
  logging singleton.
- Extract the duplicated _mock_proxy_logging context manager out of the
  two enterprise apply_guardrail test files into a shared conftest fixture
  so the helper stays in one place.

* fix(guardrails): use update_messages to keep logging obj in sync

Co-authored-by: Yassin Kortam <yassin@berri.ai>

---------

Co-authored-by: Cursor <cursoragent@cursor.com>
Co-authored-by: Yassin Kortam <yassin@berri.ai>
Co-authored-by: mateo-berri <277851410+mateo-berri@users.noreply.github.com>
2026-05-28 09:41:02 -07:00
Sameer Kankute
f35e7eb2f6
feat(guardrails): add Microsoft Purview DLP guardrail (#24966)
* feat(guardrails): add Microsoft Purview DLP guardrail

* fix(guardrails/purview): raise_for_status on HTTP errors, cap scope cache, reuse executor

* fix(guardrails/purview): propagate litellm_call_id as correlation_id to Purview

* chore: fixes

* refactor(guardrails): delegate get_user_prompt to get_last_user_message

PurviewGuardrailBase duplicated AzureGuardrailBase (and OpenAIGuardrailBase)
user-prompt extraction. The same logic already lived in
common_utils.get_last_user_message; wire guardrail bases to that helper,
fix the helper docstring, and drop its redundant self-import of
convert_content_list_to_str.

Co-authored-by: Sameer Kankute <Sameerlite@users.noreply.github.com>

* fix(purview): make protection scope cache true LRU on hits

OrderedDict.get() does not update insertion order; call move_to_end on
TTL-valid cache hits so popitem(last=False) evicts least-recently-used
users instead of FIFO by first insert.

Add a regression test with a small max cache size.

Co-authored-by: Sameer Kankute <Sameerlite@users.noreply.github.com>

* Fix mypy

* fix(guardrails/purview): harden user-id resolution and broaden DLP text

Prefer API key and proxy-injected metadata over client metadata for Entra
identity. Scan full message transcript pre-call and all completion choices
post-call. Align logging-only hook with the same user-id rules.

Co-authored-by: Cursor <cursoragent@cursor.com>

* fix(guardrails/purview): scan /v1/completions prompt and TextChoices

Normalize text-completion prompts (string or list of strings); skip token-id-only
prompts. Run post-call DLP on TextCompletionResponse choices. Extend logging_only
hook for text_completion. Add tests and completion_prompt_to_str helper.

Co-authored-by: Cursor <cursoragent@cursor.com>

* fix(purview-dlp): return data after DLP pass; per-call executor; dedupe text extraction

async_pre_call_hook now returns the request dict after a successful check so
callers match skip-path behavior. logging_hook uses a fresh ThreadPoolExecutor
per invocation like Presidio to avoid single-worker starvation. Response text
extraction is centralized in _completion_response_text_parts.

Co-authored-by: Sameer Kankute <Sameerlite@users.noreply.github.com>

* fix(purview): fix LRU cache refresh position and add Responses API scanning

Two fixes to the Microsoft Purview DLP guardrail:

1. LRU cache bug (base.py): When a stale scope cache entry was re-fetched,
   the assignment  updated the value but
   Python's OrderedDict.__setitem__ preserves the original insertion order for
   existing keys. This left the refreshed entry near the front of the dict,
   making it the first candidate for LRU eviction via popitem(last=False).
   Fix: call move_to_end(user_id) after every write to an existing key.

2. Responses API coverage gap (purview_dlp.py): Requests to /v1/responses use
   an 'input' field instead of 'messages' or 'prompt', so the pre-call hook
   returned without scanning the content. Similarly, post-call hook did not
   handle ResponsesAPIResponse.output. Fix: add _responses_api_input_to_str()
   helper and handle 'responses'/'aresponses' call types in async_pre_call_hook,
   async_post_call_success_hook (via _completion_response_text_parts), and
   async_logging_hook.

Co-authored-by: Sameer Kankute <Sameerlite@users.noreply.github.com>

* fix(purview): message separator, non-blocking logging_hook, TextChoices type error

Three bugs fixed in the Microsoft Purview DLP guardrail:

1. get_prompt_text_for_dlp message separator (base.py)
   - Previously called get_str_from_messages() which concatenated all message
     texts with NO separator, so 'end of msg1' + 'start of msg2' became
     'end of msg1start of msg2'.
   - Now joins per-message text with '\n\n' via convert_content_list_to_str(),
     preserving DLP pattern detection accuracy across message boundaries.

2. logging_hook blocking the event loop thread (purview_dlp.py)
   - Previously called future.result() which blocked the calling thread
     (often the event loop thread) for the entire round-trip of two sequential
     Microsoft Graph API calls (_compute_protection_scopes + _process_content).
   - Now fires and forgets: when called inside a running loop, schedules the
     coroutine with loop.create_task(); otherwise spawns a daemon thread.
     Returns (kwargs, result) immediately in both cases.
   - Removes unused concurrent.futures.ThreadPoolExecutor import; adds threading.

3. Incompatible assignment type error (purview_dlp.py:180)
   - mypy inferred 'choice' as TextChoices from the first loop body, then
     flagged the assignment in the second loop as incompatible with Choices.
   - Fixed by using distinct loop variable names: text_choice (TextChoices) and
     chat_choice (Choices).

Tests: 7 new tests added covering the separator fix (TestGetPromptTextForDlp)
and the non-blocking logging_hook (TestLoggingHookNonBlocking).

Co-authored-by: Sameer Kankute <Sameerlite@users.noreply.github.com>

* fix(purview): suppress API errors in logging-only mode and scan tool-call arguments

Three issues fixed:

1. _check_content except block re-raised unconditionally even when
   block_on_violation=False. The docstring promised 'log only - do not
   raise' but network/API errors always propagated. Fixed by checking
   block_on_violation before re-raising; when False, log a warning and
   continue.

2. async_logging_hook used a single try/except wrapping both the prompt
   and response audit calls. When the first _check_content (uploadText)
   raised due to an API error the second call (downloadText) was silently
   skipped. Fixed by giving each audit call its own try/except so both
   always run independently.

3. convert_content_list_to_str() only reads message.content, so
   tool_calls[].function.arguments and function_call.arguments were
   invisible to the Purview pre-call and post-call scans. An authenticated
   caller could embed sensitive text in tool-call arguments and bypass DLP.
   Fixed by:
   - Adding PurviewGuardrailBase._extract_tool_call_args_from_message()
     which handles both dict and object-style messages, covering both
     tool_calls[] arrays and the legacy function_call field.
   - Updating get_prompt_text_for_dlp() to include those arguments
     alongside message content (request/prompt path).
   - Changing _completion_response_text_parts() from @staticmethod to an
     instance method and adding tool-call argument extraction for
     ModelResponse choices (response path).

Co-authored-by: Sameer Kankute <Sameerlite@users.noreply.github.com>

* chore(ui): restructure pre-built Next.js output to directory-based routing

Flat page files (e.g. guardrails.html) replaced by directory-based
index.html equivalents (e.g. guardrails/index.html) matching the
Next.js App Router output format.

Co-authored-by: Sameer Kankute <Sameerlite@users.noreply.github.com>

* fix(purview): comprehensive security hardening — identity spoofing, streaming bypass, token-id gap

Four security issues addressed:

1. end_user_id kwargs fallback missing in _resolve_user_id_from_logging_kwargs
   user_id already fell back to kwargs.get("user_api_key_user_id") when absent
   from metadata, but end_user_id only checked md.get("user_api_key_end_user_id")
   with no kwargs-level fallback. Added or kwargs.get("user_api_key_end_user_id").

2. Streaming responses bypassed post_call blocking
   async_post_call_success_hook only runs on assembled non-streaming responses.
   For streaming requests the proxy already delivered all content before the
   hook ran, so raising HTTPException there had no effect. Added
   async_post_call_streaming_iterator_hook which buffers the entire stream,
   assembles it via stream_chunk_builder, runs the Purview DLP check, and only
   then re-yields chunks via MockResponseIterator. If a violation is detected the
   exception is raised before any bytes reach the client. The proxy automatically
   skips async_post_call_success_hook for guardrails that define this method,
   preventing duplicate scans.

3. Caller-controlled Purview user identity in blocking modes
   When a LiteLLM API key has no bound user_id the guardrail fell back to
   metadata[user_id_field], which is supplied by the caller. A caller could set
   this to any Entra object ID whose Purview policies are more permissive and
   bypass DLP. Added _resolve_trusted_user_id() that only returns identities
   from the proxy auth system (user_api_key_dict.user_id, end_user_id, or
   proxy-injected metadata["user_api_key_user_id"]). Added
   _resolve_user_id_for_blocking() used by all blocking-mode hooks: tries
   trusted sources first; if only caller-supplied is available, logs a
   SECURITY WARNING and still proceeds (backward compat); if nothing resolves,
   skips with a warning.

4. Token-id prompt DLP bypass
   When /v1/completions received a pure token-id array prompt,
   completion_prompt_to_str() returned None and the pre_call hook silently
   skipped the Purview scan. An authenticated caller could tokenize blocked
   text and send it without DLP evaluation. The hook now detects this case
   (raw_prompt present but prompt_text None) and logs a WARNING while letting
   the request pass through — token-id payloads are opaque at the text layer
   and cannot be scanned. This makes the gap explicit rather than silent.

Tests: 94 total, all passing.

Co-authored-by: Sameer Kankute <Sameerlite@users.noreply.github.com>

* Revert "chore(ui): restructure pre-built Next.js output to directory-based routing"

This reverts commit c70c4303b7.

* fix(purview): fail closed on identity spoofing, token prompts, and path encoding

Encode Entra user IDs in Graph paths, guard caches with asyncio.Lock, scan
Responses API instructions with string input, reject caller-only metadata and
token-id completion prompts in blocking mode, and revert unrelated UI HTML
restructure from the PR branch.

Co-authored-by: Cursor <cursoragent@cursor.com>

* fix(purview): use threading.Lock and getattr for LitellmParams

- Replace asyncio.Lock with threading.Lock in PurviewGuardrailBase.
  The cache lock is acquired both from the proxy's main event loop and
  from short-lived event loops created by the logging_hook thread
  fallback. In Python 3.10+ an asyncio.Lock is bound to the first event
  loop that acquires it, so the second loop would silently break audit
  logging with RuntimeError. All critical sections are in-memory dict
  ops with no awaits, so a synchronous lock is safe.

- Use getattr() on LitellmParams in initialize_guardrail() instead of
  .get(), which does not exist on Pydantic BaseModel instances and
  would raise AttributeError at runtime. Tests updated to construct
  Mock objects with spec= so they reflect the real interface.

Co-authored-by: Yassin Kortam <yassin@berri.ai>

* refactor(purview): dedupe trust-level user resolution and drop dead code

- _resolve_user_id now delegates levels 1-3 to _resolve_trusted_user_id
  so blocking and non-blocking paths share a single source of truth.
- Drop redundant event_hook override in MicrosoftPurviewDLPGuardrail.__init__
  (initialize_guardrail already forwards event_hook=litellm_params.mode).
- Drop unused self._logging_only attribute; blocking is controlled by the
  block_on_violation argument passed to _check_content.

Co-authored-by: Yassin Kortam <yassin@berri.ai>

* fix(purview): fail-closed on responses API transform error; avoid duplicate audit calls

Co-authored-by: Yassin Kortam <yassin@berri.ai>

* fix(purview): fail-closed blocking DLP; revert directory-based UI HTML

Blocking hooks now require UserAPIKeyAuth user_id/end_user_id only (no
spoofable metadata), re-raise Responses API transform errors, scan streamed
text completions, and reject requests with no bound identity. Reverts the
accidental directory-based Next.js output from cc47081 (c70c4303b7).

Co-authored-by: Cursor <cursoragent@cursor.com>

* Remove dead code in purview_dlp: _resolve_user_id_for_blocking never returns falsy

The method either returns a non-empty trusted user id or raises HTTPException,
so the 'if not user_id' guards in async_pre_call_hook and async_post_call_success_hook
were unreachable. Tighten the return type to str and drop the dead checks to
make the fail-closed behavior explicit.

Co-authored-by: Yassin Kortam <yassin@berri.ai>

* fix(purview): exclude caller-controlled end_user_id from blocking DLP

Blocking Purview checks now use only API-key/JWT-bound user_id, not
end_user_id populated from request user/metadata/safety_identifier.

Co-authored-by: Cursor <cursoragent@cursor.com>

* style(purview): apply Black formatting to base.py

Co-authored-by: Cursor <cursoragent@cursor.com>

* fix(purview): use post-await timestamp for cache TTL

Capture the timestamp after the network call completes when storing it
as the cache freshness marker, so the effective TTL reflects when the
response was actually received rather than when the request started.
Under high network latency the previous behavior shortened the
effective cache lifetime.

Co-authored-by: Yassin Kortam <yassin@berri.ai>

* fix(purview_dlp): fail closed when stream_chunk_builder returns None

stream_chunk_builder can return None (e.g., when ChunkProcessor filters
all chunks), causing both isinstance checks to fail and the buffered
chunks to be released without DLP scanning. Explicitly fail closed in
that case by raising an HTTPException so the streaming DLP guardrail
does not bypass policy enforcement.

Co-authored-by: Yassin Kortam <yassin@berri.ai>

* fix(purview_dlp): resolve user_id before buffering stream

Co-authored-by: Yassin Kortam <yassin@berri.ai>

* merge main (#28629)

* test(vcr): classify cache verdicts, detect live calls, surface cost leaks

Convert the per-test VCR verdict line from a single 'NOOP / HIT / MISS /
PARTIAL' tag into a classified outcome that distinguishes the cases that
silently bill the live API on every CI run from the ones that don't:

  HIT                         pure replay
  PARTIAL                     mixed replay + new recordings
  MISS:RECORDED               new cassette saved to Redis (cached next run)
  MISS:OVERFLOW               cassette > MAX_EPISODES_PER_CASSETTE; persister
                              refused to save; re-bills every run
  MISS:NOT_PERSISTED          test failed; save_cassette skipped; re-bills
  NOOP                        VCR-marked but no HTTP traffic (mocked elsewhere)
  UNMARKED:LIVE_CALL          test bypassed VCR AND opened a TCP connection
                              to a known LLM provider host -> wasted spend
  UNMARKED:NO_TRAFFIC         test bypassed VCR but didn't call out

The UNMARKED:LIVE_CALL signal is what converts 'this test probably hits
live' into 'this test connected to api.openai.com'. We install a
socket.connect / socket.create_connection wrapper for the duration of
each non-VCR-marked test and record any outbound TCP to a known LLM
provider hostname. The probe sits below the httpx layer so vcrpy and
respx (which both patch above the socket) are unaffected.

Replace the file-level _RESPX_CONFLICTING_FILES blacklists in the
llm_translation and local_testing conftests with per-item respx
detection in apply_vcr_auto_marker_to_items. A test now skips VCR when
it actually carries @pytest.mark.respx or has respx_mock in its fixture
chain - not just because some other test in the same file imports
MockRouter. Items skipped by skip_files are split into respx_conflict
(real conflict, the module wires up respx) vs file_opt_out (dead skip-
list entry whose module never touches respx) so the session summary
makes pruning obvious.

Stabilize the AWS SigV4 fingerprint: the Authorization header on
Bedrock requests rotates its Credential date and Signature on every
call, which previously pushed every Bedrock test past the 50-episode
overflow threshold. Extract the access-key id only
('aws-sigv4:AKIA...') so two requests with the same identity match.

Always emit verdict logging when VCR is active (set
LITELLM_VCR_VERBOSE=0 to opt back into the legacy quiet mode). Add a
session-end classification summary that lists overflow tests, unmarked
live-call tests, and the skip-reason breakdown.

Wire the live-call probe + summary hook into every test directory that
already uses the Redis-backed VCR cache (audio_tests, guardrails_tests,
image_gen_tests, litellm_utils_tests, llm_responses_api_testing,
llm_translation, local_testing, logging_callback_tests, ocr_tests,
pass_through_unit_tests, router_unit_tests, search_tests,
unified_google_tests).

Add tests/llm_translation/test_vcr_classification.py covering the
verdict classifier, skip-reason tagging, AWS SigV4 fingerprint stability,
live-host classification, and session summary rendering.

Co-authored-by: Mateo Wang <mateo-berri@users.noreply.github.com>

* test(vcr): drop dead 'from respx import MockRouter' imports

These seven test files were on _RESPX_CONFLICTING_FILES, which made the
auto-marker skip them entirely. Inspecting the source shows the only
respx artifact is a top-level 'from respx import MockRouter' that no
test ever uses - no @pytest.mark.respx, no respx_mock fixture, no
respx.mock context manager. The import is dead code left over from a
previous mocking pattern.

Now that apply_vcr_auto_marker_to_items detects respx per-item via the
marker / fixture chain (b637d9f64a), the file-level skip is no longer
needed for these files - they were the reason the OpenAI tests
(test_o3_reasoning_effort, test_streaming_response[o1/o3-mini],
TestOpenAIO1::test_streaming, TestOpenAIChatCompletion::test_web_search,
TestOpenAIO3::test_web_search, etc.) ran live every CI build despite
the cassette cache being healthy.

Co-authored-by: Mateo Wang <mateo-berri@users.noreply.github.com>

* test(image_edits): regenerate fixtures per call instead of holding open module-level file handles

Module-level

    TEST_IMAGES = [
        open(os.path.join(pwd, 'ishaan_github.png'), 'rb'),
        open(os.path.join(pwd, 'litellm_site.png'), 'rb'),
    ]
    SINGLE_TEST_IMAGE = open(...)

opens the file once at import. After the first multipart upload, the
file pointer is at EOF, so every subsequent test in the same xdist
worker sends an empty multipart body. That non-determinism (a) blows
the recorded cassette past MAX_EPISODES_PER_CASSETTE (50) so
_RedisPersister.save_cassette refuses to save it, and (b) re-bills the
live image edit endpoint on every CI run.

Recent CI runs confirm the leak: tests/image_gen_tests/test_image_edits.py
shows six tests parking at 51-52 cassette entries
(TestOpenAIImageEditGPTImage1::test_openai_image_edit_litellm_sdk[False],
TestOpenAIImageEditDallE2::..., test_openai_image_edit_with_bytesio,
test_openai_image_edit_litellm_router, test_multiple_vs_single_image_edit[False],
test_multiple_image_edit_with_different_formats).

Replace the module-level file handles with _make_test_images() /
_make_single_test_image() factories that return fresh _RewindableImage
(BytesIO subclass) objects whose pointer always starts at 0. The image
bytes are read once at import into module-level constants
(_ISHAAN_GITHUB_BYTES, _LITELLM_SITE_BYTES), so disk I/O cost is
unchanged.

Co-authored-by: Mateo Wang <mateo-berri@users.noreply.github.com>

* fix(vcr): match real Bedrock hostnames in live-call probe

The suffix '.bedrock-runtime.amazonaws.com' never matched real Bedrock
endpoints, which use the format 'bedrock-runtime[-fips].{region}.amazonaws.com'
(region between 'bedrock-runtime' and 'amazonaws.com'). Add an explicit
host check for that pattern so Bedrock live calls are visible to the
probe, and update the unit test accordingly. Also drop the unused
'_LIVE_CALL_PROBE_INSTALLED' module variable.

* fix(vcr): cover full RFC1918 172.16.0.0/12 range in local prefixes

* fix(image_edits): drop _RewindableImage to prevent infinite multipart upload

The _RewindableImage(BytesIO) wrapper auto-rewound on every read after
EOF, which made the OpenAI SDK's multipart upload writer read the same
bytes forever instead of seeing EOF. Workers OOM'd / SIGKILL'd:

    [gw0] node down: Not properly terminated
    replacing crashed worker gw0
    ...
    worker 'gw1' crashed while running
        'tests/image_gen_tests/test_image_edits.py::TestOpenAIImageEditGPTImage1::test_openai_image_edit_litellm_sdk[False]'

The auto-rewind was added defensively for parametrized + flaky-retried
tests, but BaseLLMImageEditTest::test_openai_image_edit_litellm_sdk
already calls get_base_image_edit_call_args() once per invocation and
that helper now constructs fresh streams via _make_test_images(), so
rewinding inside the stream is unnecessary. Replace with plain BytesIO
seeded with the cached image bytes.

Co-authored-by: Mateo Wang <mateo-berri@users.noreply.github.com>

* test(vcr): mark Bedrock prompt-caching cross-call tests VCR-incompatible

The pass_through prompt-caching tests
(test_prompt_caching_returns_cache_read_tokens_on_second_call,
test_prompt_caching_streaming_second_call_returns_cache_read) make a
warm-up call and then assert the *second* call sees a non-zero
cache_read_input_tokens count from the upstream's prompt-cache. VCR
replay can't model cross-call provider state — both calls match the
same cassette episode, so the second call returns the first call's
pre-warmup response and the assertion fails:

    AssertionError: Expected cache_read_input_tokens > 0 on second call,
    but got 0. Full usage: {'input_tokens': 4986,
    'cache_creation_input_tokens': 4974, 'cache_read_input_tokens': 0}

This started biting after the AWS SigV4 fingerprint stabilization
(b637d9f64a): Bedrock requests now produce a stable per-access-key
fingerprint instead of a per-request signature, so cassettes
successfully replay where they previously always missed and re-recorded
live. Opt these tests out via skip_nodeid_suffixes so they run live and
match the existing pattern in tests/llm_translation/conftest.py
(::test_prompt_caching).

Co-authored-by: Mateo Wang <mateo-berri@users.noreply.github.com>

* test(vcr): tighten OVERFLOW classification and switch respx detection to AST

Address two greptile P2 review concerns on PR #27795:

1. MISS:OVERFLOW was firing whenever total > MAX_EPISODES_PER_CASSETTE
   regardless of cassette state. A cassette that grew past the cap
   historically but this run only *replayed* (dirty=False) is
   healthy — the persister never tries to save, so the cache state is
   stable and the next run will replay too. Only flag OVERFLOW when
   dirty=True (new episodes were recorded that the persister would
   refuse to save). Add a regression test covering the
   dirty=False + large-total case.

2. _module_uses_respx did substring matching on the module source,
   which false-positives on comments / docstrings / string literals.
   A comment like # Previously tried respx.mock but switched to
   vcrpy would keep a file pinned on the opt-out list, defeating the
   dead-import pruning goal of this PR. Replace the substring scan
   with an ast.NodeVisitor (_RespxUsageVisitor) that only
   counts:

     - @pytest.mark.respx / @respx.mock decorators
     - with respx.mock(): ... (sync + async) context managers
     - respx.mock(...) calls outside a with/decorator
     - function parameters / fixture names equal to respx_mock

   Add tests for the comment / docstring / string-literal cases plus
   each real-usage pattern.

Co-authored-by: Mateo Wang <mateo-berri@users.noreply.github.com>

* fix(vcr): aggregate worker stats on the controller so the session summary actually renders under xdist

`_session_stats` is a module-level dict mutated inside `_vcr_outcome_gate`
— which runs in each xdist worker process. The controller's
`pytest_terminal_summary` then reads its own empty `_session_stats` and
bails on `if not counts: return`, so the OVERFLOW / LIVE_CALL sections
the rest of this PR adds never make it into CI logs in the dist mode CI
actually uses.

Ship a structured `vcr_outcome` payload via `user_properties` (which
xdist round-trips) and add `aggregate_report_outcome` on the controller
to fold worker outcomes into `_session_stats`. The recording process
tags `vcr_recorded_by` with `PYTEST_XDIST_WORKER` so the controller can
tell "single-process — already counted locally" apart from "produced by
a worker — needs aggregation here", and not double-count when there's
no xdist.

Covered by 9 new unit tests in test_vcr_classification.py including the
end-to-end summary render path.

* fix(guardrails): improve CrowdStrike AIDR input handling (#26658)

* feat(lasso): add tool-calling support to LassoGuardrail (#27648)

* feat(lasso): extend LassoGuardrail to support tool calling (RND-5748)

* fix(lasso): PR review followups for tool-calling guardrail (RND-5748)

* fix(lasso): handle object-style tool_calls in _update_tool_calls_from_masked (RND-5748)

* fix(lasso): use model role for tool_use blocks (RND-5748)

* test(lasso): add round-trip tests for message transformation (RND-5748)

* fix(lasso): remove unused imports, handle Responses-API input masking, flatten multimodal content (RND-5748)

* fix(lasso): inspect Responses-API input field (RND-5748)

* fix(lasso): guard text-cursor remap against Lasso count mismatch (RND-5748)

* fix(lasso): flatten list content in tool_result.content (RND-5748)

* fix(lasso): remap multimodal list content during masking (RND-5748)

Bug: _map_masked_messages_back counted list-content messages in
original_text_count but the remap loop only handled isinstance(str).
The positional text_cursor never advanced for list messages, causing
all subsequent masked texts to be written onto the wrong messages.

Fix: added elif isinstance(content, list) branch that replaces the
list with the masked text string and advances the cursor — mirrors
the existing string-content branch. Also handles the assistant +
tool_calls combo for list-content messages.

Test: test_map_masked_messages_back_list_content verifies a user
message with [text + image_url] followed by an assistant message
gets correct masked content on both (cursor stays aligned).

* refactor(lasso): extract _get_field and _extract_tool_call_fields helpers (RND-5748)

The dict-vs-object access pattern (x.get('y') if isinstance(x, dict)
else getattr(x, 'y', None)) was duplicated 14 times across 5 methods.

_get_field(obj, field) — single-point dict/Pydantic field access.
_extract_tool_call_fields(call) — returns (call_id, name, parsed_input)
with JSON argument parsing, replacing ~30 duplicate lines in both
async_post_call_success_hook and _expand_messages_for_classification.

Also simplified _update_tool_calls_from_masked, _prepare_payload tool
mapping, and _apply_masking_to_model_response call_id extraction.

Net ~60 lines removed. No behavior change — all 32 tests pass.

* fix(lasso): add count guard to _apply_masking_to_model_response (RND-5748)

_apply_masking_to_model_response used a bare text_cursor without
verifying 1:1 correspondence between text-bearing choices and masked
text entries. If Lasso returned a different number of text messages
than choices with content, masked text would be applied to the wrong
choice or silently skip choices.

Added the same count-mismatch guard pattern already used in
_map_masked_messages_back: count original text-bearing choices,
compare to masked_text length, skip text remap on mismatch with a
warning log. Tool_call masking via id-based lookup is unaffected.

Tests:
- test_apply_masking_to_model_response_multiple_choices: verifies
  correct per-choice masked text with 2 choices
- test_apply_masking_to_model_response_count_mismatch: verifies
  content is left unchanged when counts disagree

* fix(lasso): close two guardrail-bypass paths flagged in review (RND-5748)

* tool-call args: when function.arguments is malformed JSON or parses
  to a non-object, preserve the raw string as {"arguments": <raw>} so
  Lasso still inspects it instead of receiving input=None. Covers both
  pre-call and post-call extraction (shared helper). Also resolves the
  CodeQL empty-except warning since the except body now assigns parsed=None.
* Responses-API input: when a request carries both "messages" and
  "input", inspect both. Previously a benign messages array let the
  guardrail skip data["input"] entirely. The masking write-back is
  split via a count boundary so masked messages flow back to
  data["messages"] and masked input flows back to data["input"]
  without cross-contamination.

Tests: malformed/non-object args round-trip, dual-field classification,
dual-field masking write-back split.

* chore(lasso): black formatting + comment on expand skip branch (RND-5748)

* black: wrap two long expressions in lasso.py and reformat dict
  literals in test_lasso.py to satisfy CI lint.
* add a short comment in _expand_messages_for_classification
  explaining why empty string and None content are intentionally
  skipped (None is the OpenAI shape for a pure tool-call turn).

* fix(lasso): satisfy mypy in _handle_masking, _update_tool_calls_from_masked, _apply_masking_to_model_response (RND-5748)

* Narrow `response.get("messages")` into a local before slicing so
  mypy doesn't see `Optional[List[Dict[str, str]]]` as non-indexable.
* Rename the two write-side `func` bindings in
  `_update_tool_calls_from_masked` to `func_dict` / `func_obj` so
  mypy doesn't unify the dict and Any|None branches.
* Rename the inner loop variable in `_apply_masking_to_model_response`
  from `msg` to `masked_msg` to avoid clashing with the
  `msg = choice.message` rebinding below.

No behavior change; resolves the 7 mypy errors from the CI lint job.

* perf: eliminate per-request callback scanning on proxy hot path (#27858)

- Introduce `_CallbackCapabilities` dataclass and `ProxyLogging._callback_capabilities()` static method that inspects `litellm.callbacks` once and caches capability flags keyed on (list length, member ids); invalidates automatically when the callback list mutates without per-request iteration overhead
- Replace O(n) `litellm.callbacks` walks in `async_pre_call_hook`, `during_call_hook`, `async_post_call_streaming_iterator_hook`, `async_post_call_streaming_hook`, and `post_call_response_headers_hook` with fast-path exits when no relevant callbacks are registered
- Add `needs_iterator_wrap()` and `needs_per_chunk_streaming_hook()` instance methods to decouple iterator-level wrapping from per-chunk hook execution; avoids `get_response_string` materialization per chunk when no guardrail or chunk-hook callback is active
- Introduce `_fast_serialize_simple_model_response_stream()` using `orjson` for common single-choice text streaming chunks, bypassing the full Pydantic serializer; falls back to `model_dump_json` for tool calls, logprobs, usage, and provider-specific fields
- Add early-return in `_restamp_streaming_chunk_model` when downstream model already matches the requested model, avoiding unnecessary string comparisons on every chunk
- Fix stale zero-cost cache bug in `_is_model_cost_zero`: move the per-router `_zero_cost_cache` dict onto the `Router` instance and clear it in `_invalidate_model_group_info_cache` so in-place pricing updates via `upsert_deployment` immediately resume budget enforcement
- Add `scripts/benchmark_chat_completions_perf.py`: standalone async benchmarking tool with a mock OpenAI provider, LiteLLM proxy process management, non-streaming RPS, streaming TTFT, and full-stream latency measurements with repeat/median run support
- Add comprehensive unit tests covering capability detection, cache invalidation, fast-path correctness, zero-cost cache regression, and the no-callback streaming fast path

Co-authored-by: Yassin Kortam <yassinkortam@g.ucla.edu>

* ci(mutmut): enable mutate_only_covered_lines to fit in CI budget (#27910)

The mutation-test workflow timed out at the 350-minute job cap when
running whole-folder mutation against litellm/proxy/management_endpoints/
(~30 files, ~1.5 MB of source). Every mutant was running the full
test suite, and mutants were generated for lines no test covers — which
would survive regardless, just wasting compute.

mutmut 3.x's mutate_only_covered_lines setting runs the suite once up
front to compute coverage, then skips mutating uncovered lines. This
cuts the mutant count dramatically and is the right semantic for the
score (no test → no kill possible → uncountable). Per-mutant test
filtering by function name is already automatic in mutmut 3.x; no
external coverage step is needed.

* fix(rate-limit): stop v3 limiter from leaking internal stash to provider body (#27913)

* fix(rate-limit): stop v3 limiter from leaking internal stash to provider body

PR #27001 (atomic TPM rate limit) introduced a reservation flow that
writes four LiteLLM-internal keys onto the request data dict:

  _litellm_rate_limit_descriptors
  _litellm_tpm_reserved_tokens
  _litellm_tpm_reserved_model
  _litellm_tpm_reserved_scopes
  _litellm_tpm_reservation_released

These keys are forwarded as request body params to the upstream provider,
which rejects them as unknown fields:

  OpenAI    -> 400 'Unknown parameter: _litellm_rate_limit_descriptors'
              (mapped by litellm to RateLimitError / 429, hiding the bug
               behind a misleading 'throttling_error' code)
  Anthropic -> 400 '_litellm_rate_limit_descriptors: Extra inputs are
               not permitted'

Net effect: every chat completion against any real provider fails the
moment a virtual key has any tpm_limit / rpm_limit set — i.e. v3-enforced
key-level TPM/RPM limits are broken end-to-end. The v3 RPM/TPM check
itself still runs (raises 429 on over-limit), but the success path
poisons the upstream body.

Reproduced on litellm_internal_staging HEAD (410ce761dc) against
gpt-4o-mini and claude-haiku-4-5 with a 1-RPM/1-TPM key — first request
fails with the provider's unknown-field error.

Fix: the stash is metadata only.

  - Add RATE_LIMIT_DESCRIPTORS_KEY constant and a _LITELLM_STASH_KEYS
    registry so we have a single source of truth for stash keys.
  - New helper _stash_value_in_metadata_channels writes to
    data['metadata'] / data['litellm_metadata'] without touching the
    top level.
  - _stash_reservation_in_data and the descriptor stash now route
    through that helper. _mark_reservation_released stops writing
    top-level.
  - _lookup_stashed_value also checks kwargs['metadata'] /
    kwargs['litellm_metadata'] (raw request_data shape) in addition to
    kwargs['litellm_params']['metadata'] (completion kwargs shape).
  - async_post_call_failure_hook now reads descriptors via the unified
    metadata lookup instead of request_data.get(top-level).
  - Defense in depth: async_pre_call_hook strips any stash key that
    somehow surfaced at the top level (stale cache, future refactor,
    test fixture) before returning.

Tests:
  - New regression test asserts no _litellm_* stash key is present at
    the top level of data after async_pre_call_hook, and that the
    metadata channel still carries the reservation + descriptors so
    success / failure reconciliation works.
  - Existing test_tpm_concurrent.py tests that asserted top-level
    presence are updated to read from data['metadata'] — the location
    is an implementation detail; the spec is that post-call callbacks
    can resolve the stash.

Verified end-to-end against OpenAI gpt-4o-mini and Anthropic
claude-haiku-4-5 via /v1/chat/completions on a low-rpm key:

  - With limits not exceeded: HTTP 200, valid completion response,
    no leaked fields in body.
  - With RPM exceeded: HTTP 429 from v3 enforcement
    ('Rate limit exceeded ... Limit type: requests').
  - With TPM exceeded: HTTP 429 from v3 enforcement
    ('Rate limit exceeded ... Limit type: tokens').

Full v3 hook test suite passes (171 tests).

Co-authored-by: Mateo Wang <mateo-berri@users.noreply.github.com>

* chore(rate-limit): use RATE_LIMIT_DESCRIPTORS_KEY constant in test, trim noisy comments

Address greptile P2: test fixture now uses the imported constant.
Drop comments that re-explain what well-named identifiers already convey.

* fix(rate-limit): reject caller-supplied stash values to prevent TPM-refund abuse

Strip _LITELLM_STASH_KEYS from data top-level and both metadata channels at
the start of async_pre_call_hook. Without this, an authenticated caller can
inject _litellm_rate_limit_descriptors plus _litellm_tpm_reserved_tokens in
body metadata, trigger a proxy-side rejection, and cause
async_post_call_failure_hook to refund TPM counters against attacker-named
scopes (e.g. another tenant's api_key).

---------

Co-authored-by: Cursor Agent <cursoragent@cursor.com>
Co-authored-by: Mateo Wang <mateo-berri@users.noreply.github.com>

* fix: allow for allowlisted redirect URIs (#27761)

* fix: allow for allowlisted redirect URIs

* github comment addressing

* Update litellm/proxy/_experimental/mcp_server/oauth_utils.py

Co-authored-by: veria-ai[bot] <224490171+veria-ai[bot]@users.noreply.github.com>

* harden oauth wildcard further

* test: cover wildcard entry with dot-leading suffix rejection

---------

Co-authored-by: veria-ai[bot] <224490171+veria-ai[bot]@users.noreply.github.com>

* Emit native web_search_tool_result blocks for Anthropic clients (Claude Desktop / Cowork citations) (#27886)

* feat(custom_logger): add async_post_agentic_loop_response_hook

Lets a CustomLogger shape the response returned by the agentic-loop
follow-up call without bypassing the loop's safety / observability
machinery (depth tracking, fingerprinting, etc.). Default returns the
response unchanged.

Used by websearch_interception to inject Anthropic-native
web_search_tool_result blocks when the originating client requested a
native web_search_* tool.

* feat(llm_http_handler): call post-agentic-loop hook on the originating callback

In _execute_anthropic_agentic_plan, after anthropic_messages.acreate
returns, call the originating callback's
async_post_agentic_loop_response_hook so it can mutate the final
response (e.g. inject native tool_result blocks). Pass the callback
through from _call_agentic_completion_hooks.

Exceptions in the post-hook are caught and logged so a buggy callback
can't kill the request.

* feat(websearch_interception): add is_anthropic_native_web_search_tool

Identifies tools the Anthropic-native clients (Claude Desktop, the
Anthropic SDK, the Anthropic Console) use to request native search:
type starts with "web_search_" (e.g. web_search_20250305). Rejects the
LiteLLM standard tool, the OpenAI-function variant, the bare
"WebSearch" legacy name, and the bare "web_search" Claude Code shape.

This lets us decide per-request whether the client expects
web_search_tool_result content blocks in the response, without
renaming any existing constants or touching native-provider skip
logic.

* feat(websearch_interception): add build_web_search_tool_result_block

Produces the Anthropic-native web_search_tool_result content block
from a structured SearchResponse. Anthropic-native clients use this
block to populate citations / source links — the existing text-blob
flatten path only feeds readable evidence to the model and discards
the structure, so this builder gives us the missing piece.

Shape matches https://docs.anthropic.com/en/api/web-search-tool —
web_search_result items carry url, title, page_age, encrypted_content
(empty string when the search provider doesn't supply one).

* feat(websearch_interception): emit native web_search_tool_result blocks

When the originating client request carried a native Anthropic
web_search_* tool, the final response now also carries
web_search_tool_result content blocks alongside the model's text
answer — so Claude Desktop / Anthropic SDK clients can populate the
citations panel and replay conversation history with structured search
evidence.

Wiring:
- Pre-request hooks (both deployment + Anthropic path) set a flag on
  kwargs when they see a native web_search_* tool, so the signal
  survives the conversion-to-litellm_web_search step regardless of
  which hook fires first.
- _execute_search now returns (text, SearchResponse) so the structured
  results aren't lost when the text is flattened for the follow-up
  model call.
- _build_anthropic_request_patch returns the parallel list of
  SearchResponse objects.
- async_build_agentic_loop_plan pre-builds the web_search_tool_result
  blocks (one per tool_use_id) and stashes them on plan.metadata when
  the flag is set.
- async_post_agentic_loop_response_hook reads the metadata and
  prepends the blocks to response.content.
- _execute_agentic_loop mirrors the injection for the legacy path so
  both paths behave identically.

Clients that send the LiteLLM standard tool keep the existing
text-only behavior — no regression.

* test(websearch_interception): cover native web_search_tool_result emission

18 tests across:
- detector branches (native vs litellm-standard, OpenAI-function shape,
  Claude Desktop builtin WebSearch, bare web_search, missing type)
- block-builder shape (results, none, empty)
- pre-request hook flag-setting (native sets, standard does not)
- async_build_agentic_loop_plan attaches blocks to plan.metadata when
  the flag is present, leaves metadata untouched when absent
- post-hook injection into dict and object responses
- legacy _execute_agentic_loop mirrors the injection so both paths
  return the same shape

* test(websearch_short_circuit): keep _execute_search mocks in sync with new tuple return

* test(websearch_thinking_constraint): keep _execute_search mocks in sync with new tuple return

* feat(websearch_interception): emit native blocks from try_short_circuit_search

The agentic-loop post-hook only fires when the model returns a tool_use
block. Cowork / Claude Desktop on Bedrock actually make TWO requests
per user turn: the main /v1/messages with their builtin tool, and a
separate standalone /v1/messages whose only tool is
web_search_20250305. That second request hits try_short_circuit_search
— no agentic loop, no post-hook — and was returning text-only, leaving
the citations panel empty.

When the short-circuit input carries a native web_search_* tool, build
a synthetic server_tool_use + web_search_tool_result pair (using the
structured SearchResponse already returned by _execute_search) so the
client gets the native shape it expects. The legacy text block is
preserved so non-native short-circuit callers (Claude Code,
github_copilot, etc.) see the same payload as before.

Failure path still emits the native block pair (with empty results)
plus the text-error block, so the client gets a well-formed response
rather than a malformed half-shape.

* test(websearch_native_blocks): cover short-circuit native-block emission

Three new cases on top of the existing 18:
- native web_search_20250305 short-circuit → [server_tool_use,
  web_search_tool_result, text], ids paired, urls/titles carried.
- litellm_web_search short-circuit → text-only (no regression).
- native short-circuit on search failure → still emits the native
  block pair (empty results) plus the text-error block, so the client
  never sees a malformed half-shape.

* test(websearch_short_circuit): index assertions by block type, not by position

Native short-circuit responses now have [server_tool_use,
web_search_tool_result, text] when the input carries
web_search_20250305 — find the text block by type rather than relying
on content[0].

* fix(websearch_interception): gate legacy WebSearch name on schema absence

Clients like Cowork / Claude Desktop ship a client-side tool named
"WebSearch" with a full input_schema — they handle it themselves and
expect to make a separate native web_search_20250305 sub-request for
the actual search.

Today is_web_search_tool matches the bare name regardless of other
fields, which hijacks the client's tool server-side. The agentic loop
fires on the main request, the model never gets to emit the
client-side tool_use, and the separate native sub-request (where
citation data flows) is never made. Net: citations panel empty.

Real Anthropic client tools always carry input_schema (the API rejects
them otherwise), so a bare {name: "WebSearch"} with no schema is the
only thing that could be a legacy interception marker. Gate the match
on schema absence: legacy callers (if any) keep working, real
client-side WebSearch tools pass through untouched.

* fix(websearch_interception): drop "WebSearch" from response-detection lists

Post-conversion the model always sees ``litellm_web_search``, so the
"WebSearch" entry in the response-side tool_use detection lists was
dead at best. If a model ever did return ``tool_use(name="WebSearch")``
it would now (incorrectly) hijack the client's own ``WebSearch`` tool
again — same Cowork problem we just fixed on the input side. Drop it.

* test(websearch_native_blocks): cover the WebSearch legacy-name schema gate

Three new cases:
- {name: "WebSearch"} (bare interception marker) → still matched
- {name: "WebSearch", input_schema: {...}} (Cowork client tool) →
  passes through untouched
- {name: "WebSearch", description: "..."} (no schema) → still matched
  on the assumption it's a legacy marker rather than a malformed real
  client tool.

---------

Co-authored-by: Ishaan Jaffer <ishaanjaffer0324@gmail.com>

* ci(codecov): restore litellm/ prefix on uploaded coverage paths

pytest-cov runs with --cov=litellm, which makes coverage.xml store paths
relative to the package root (e.g. `proxy/proxy_server.py` instead of
`litellm/proxy/proxy_server.py`). Codecov auto-resolves these only when
the basename is unique in the repo. Files like proxy_server.py, router.py,
utils.py, main.py, and constants.py — which have duplicates under
enterprise/ or other subpackages — get silently dropped during ingest.

The `fixes: ["::litellm/"]` rule prepends `litellm/` to every uploaded
path so they resolve unambiguously. Confirmed against multiple recent
coverage.xml artifacts that no uploader currently emits paths already
prefixed with `litellm/`, so the rule is safe to apply universally.

This restores Codecov visibility for the highest-fix-rate hotspots:
proxy_server.py, router.py, proxy/utils.py, litellm_logging.py,
constants.py, key_management_endpoints.py, utils.py, main.py,
user_api_key_auth.py, team_endpoints.py, and litellm_pre_call_utils.py.

* chore(ci): remove unused GitHub Actions workflows and orphan files

Audit of .github/workflows/ via gh run history shows the following have
either never run or have been dormant for 10+ weeks. CI coverage that
still matters is preserved on CircleCI (e.g. llm_translation_testing).

Removed workflows:
- test-litellm.yml — workflow_dispatch only, last run 2026-02-12 (cancelled);
  CCI local_testing_part1/2 covers the same tests
- llm-translation-testing.yml — last run 2025-07-10; replaced by CCI
  llm_translation_testing job (run_llm_translation_tests.py kept for the
  make test-llm-translation target)
- run_observatory_tests.yml — last run 2026-03-03 (cancelled)
- scan_duplicate_issues.yml — last run 2026-03-02 (failure)
- publish_to_pypi.yml — never run
- read_pyproject_version.yml — fires on every push to main but its echoed
  version output is not consumed by any downstream step

Removed orphan files (no callers in workflows, CCI, or Makefile):
- .github/workflows/README.md — documented only publish_to_pypi.yml
- .github/workflows/update_release.py + results_stats.csv
- .github/actions/helm-oci-chart-releaser/

* Revert "ci(codecov): restore litellm/ prefix on uploaded coverage paths"

This reverts commit e25a988a3f.

The `fixes: ["::litellm/"]` rule turned out to be applied *after* Codecov's
auto-resolution, not before. Files with unique basenames (which were
auto-resolving correctly to `litellm/<path>`) got an extra `litellm/`
prepended, producing `litellm/litellm/<path>` storage. Files with
ambiguous basenames (the actual target of the fix) continued to be
dropped because the auto-resolution still failed for them.

Net result on the verification run: 1375 files now stored under
unresolvable `litellm/litellm/...` paths, and the 11 originally-missing
hotspots are still missing. Reverting before piling on further changes.

* test(ui): preserve global Button/Tooltip mocks in per-file @tremor/react vi.mock

Per-file `vi.mock("@tremor/react", ...)` factories fully replace the
setup-level mock from `tests/setupTests.ts`, so the global Button/Tooltip
overrides are lost in any file that re-mocks `@tremor/react`. Without
them, the real Tremor `<Button>` leaks through and its internal
`useTooltip(300)` schedules a native 300ms `setTimeout` on pointer
events. When the test environment is torn down before the timer fires,
the trailing `setState` calls `getCurrentEventPriority`, which reads
`window.event` against a destroyed jsdom -> "window is not defined"
flake observed on CI.

Patches the 7 leaky test files to re-supply `Button` (bare `<button>`)
and `Tooltip` (Fragment) overrides matching `setupTests.ts`. Also drops
a dead `afterEach` workaround in `user_edit_view.test.tsx` (the
fake-timer dance it ran could not drain a real timer scheduled before
the swap) and corrects a misleading comment in `MakeMCPPublicForm.test.tsx`.

* ci: use --cov=./litellm so coverage paths resolve unambiguously in Codecov

pytest-cov treats --cov=<module-name> as a Python package and emits XML
paths relative to the package root, stripping the litellm/ prefix
(`proxy/proxy_server.py` instead of `litellm/proxy/proxy_server.py`).
Codecov's auto-prefix heuristic then drops every file whose basename is
ambiguous in the repo — `proxy_server.py` (3 copies under enterprise/),
`router.py` (2 copies), `utils.py` (20+), `main.py` (20+), `constants.py`
(2). The 11 highest-fix-rate hotspots have never appeared in Codecov.

Switching to --cov=./litellm treats the argument as a path, which makes
coverage.xml emit repo-relative paths (`litellm/proxy/proxy_server.py`).
Each path is unambiguous, so Codecov resolves all files correctly.

Verified locally: rerunning a single proxy_unit_tests test with
--cov=./litellm produced `filename="litellm/proxy/proxy_server.py"`,
`filename="litellm/router.py"`, and `filename="litellm/types/router.py"`
as distinct entries — exactly the disambiguation Codecov needs.

Touches every workflow that uploads coverage: the two reusable GHA
workflows (_test-unit-base.yml, _test-unit-services-base.yml),
test-mcp.yml, and all 14 invocations in .circleci/config.yml.

* fix(mcp): allow delegate PKCE bypass for internal MCP servers

Remove available_on_public_internet gating from delegate-auth-to-upstream
paths so oauth2 + delegate_auth_to_upstream interactive servers behave
the same when marked internal. Keeps M2M exclusion. Updates tests.

* chore(mcp): warn on internal + upstream PKCE delegate

Log verbose_logger.warning when loading oauth2 interactive servers with
available_on_public_internet=false and delegate_auth_to_upstream=true
(config + DB). Dashboard Alert for the same combo. CLAUDE note for
operators. Tests for log and M2M skip.

* fix(mcp): dedupe load_servers_from_config alias block

Removes accidental duplicate alias/mcp_aliases and get_server_prefix
logic (fixes PLR0915 and avoids resetting alias after mapping).

* fix(mcp): expose delegate_auth_to_upstream in MCP server list rows (#27936)

_build_mcp_server_table omitted delegate_auth_to_upstream, so GET /v1/mcp/server always returned the default false while the registry kept the DB value.

Co-authored-by: Cursor <cursoragent@cursor.com>

* feat(proxy): fix vector store retrieve/list/update/delete without model (#27929)

* feat(proxy): fix vector store retrieve/list/update/delete routing without model

Co-authored-by: Cursor <cursoragent@cursor.com>

* fix(proxy): remove unchecked query-param injection in vector store management endpoints

Co-authored-by: Cursor <cursoragent@cursor.com>

* test(proxy): use subset assertion for vector store route test to allow extra kwargs like shared_session

Co-authored-by: Cursor <cursoragent@cursor.com>

---------

Co-authored-by: Cursor <cursoragent@cursor.com>

* fix(managed_batches): convert raw output_file_id to managed ID in CheckBatchCost poller (#27984)

* fix(managed_batches): convert raw output_file_id to managed ID in CheckBatchCost poller

CheckBatchCost bypasses async_post_call_success_hook, causing raw provider
output_file_ids to be persisted in LiteLLM_ManagedObjectTable. This fix converts
output_file_id and error_file_id to managed base64 IDs before the DB write.

Co-authored-by: Cursor <cursoragent@cursor.com>

* fix(check_batch_cost): persist managed file before mutating response and propagate team_id

- Move setattr after store_unified_file_id so the response only receives the
  managed ID once the DB record is successfully written. Avoids serializing
  an orphaned managed ID into file_object when the store call fails.
- Populate team_id on the minimal UserAPIKeyAuth from job.team_id so the
  managed file record is created with the correct team ownership, allowing
  other team members to access the batch output file via /files/{id}/content.

Co-authored-by: Yassin Kortam <yassin@berri.ai>

* test(managed_batches): extend test to cover error_file_id conversion

Co-authored-by: Cursor <cursoragent@cursor.com>

* fix managed file test

---------

Co-authored-by: Cursor <cursoragent@cursor.com>
Co-authored-by: Yassin Kortam <yassin@berri.ai>

* fix(vertex-ai): fix zero cost/usage on completed Vertex AI batch jobs (#27912)

* fix(vertex-ai): fix zero cost/usage on completed Vertex AI batch jobs

Vertex batch jobs recorded 0 spend and 0 tokens after PR #25627 added
automatic transformation of GCS predictions.jsonl to OpenAI format.

Two bugs fixed:

1. batch_utils.py: the Vertex-specific cost/usage reader
   (calculate_vertex_ai_batch_cost_and_usage) was always invoked and
   reads raw usageMetadata fields that no longer exist in the
   OpenAI-shaped output. Now the reader is only used when
   disable_vertex_batch_output_transformation=True; otherwise the
   generic path handles the already-transformed OpenAI-shaped content.

2. cost_calculator.py: batch_cost_calculator skipped the global
   litellm.get_model_info() lookup when a model_info dict was passed
   in, even when that dict had no pricing fields (e.g. deployment
   metadata with only id/db_model). It now falls back to the global
   pricing table when the provided model_info has no pricing data.

Co-authored-by: Cursor <cursoragent@cursor.com>

* Update litellm/cost_calculator.py

Co-authored-by: greptile-apps[bot] <165735046+greptile-apps[bot]@users.noreply.github.com>

* fix(cost-calculator): use not-any guard for pricing fallback in batch_cost_calculator

Co-authored-by: Cursor <cursoragent@cursor.com>

* fix(cost-calculator): treat explicit zero batch pricing as set in model_info

The fallback to litellm.get_model_info() used truthy checks on pricing
fields, so 0.0 was treated as missing and replaced by global rates.
Use `is not None` like elsewhere in cost calculation. Add regression test.

Co-authored-by: Sameer Kankute <Sameerlite@users.noreply.github.com>

---------

Co-authored-by: Cursor <cursoragent@cursor.com>
Co-authored-by: greptile-apps[bot] <165735046+greptile-apps[bot]@users.noreply.github.com>
Co-authored-by: Sameer Kankute <Sameerlite@users.noreply.github.com>

* feat: add weighted-routing failover (#27980)

* Feat: Add Weighted-Routing Failover

* test(router): cover weighted failover helper functions

Co-authored-by: Cursor <cursoragent@cursor.com>

* fix(router): align weighted failover deployment list type with mypy

Co-authored-by: Cursor <cursoragent@cursor.com>

* fix(router): address greptile review on weighted failover

- Narrow exception swallowing in `_maybe_run_weighted_failover` to
  `openai.APIError` so model failures defer to the regular fallback
  while programming bugs (AttributeError/KeyError/TypeError) surface.
- Note async-only limitation of `enable_weighted_failover` in the
  Router constructor docstring.
- Make the weighted distribution test less flaky (1000 iterations,
  looser bound) and make the non-simple-shuffle test deterministic by
  failing both deployments instead of relying on the latency strategy's
  first pick.

Co-authored-by: Cursor <cursoragent@cursor.com>

* fix(router): ensure weighted failover metadata persists in kwargs

The previous `kwargs.setdefault(metadata_variable_name, {}) or {}` returned
a brand-new dict whenever the existing metadata was falsy (empty dict or
None), so writes to `_failover_excluded_ids` never made it back into
`kwargs`. Multi-hop weighted failover then re-selected previously failed
deployments and exhausted `max_fallbacks` prematurely.

Explicitly assign a fresh dict into kwargs when metadata is missing so
mutations are visible to subsequent failover hops.

Co-authored-by: Yassin Kortam <yassin@berri.ai>

* test(router): regression for weighted failover metadata persistence

Asserts kwargs["metadata"]["_failover_excluded_ids"] is populated after
_maybe_run_weighted_failover, proving the metadata dict written by the
helper is the same object that lives in kwargs (no disconnected copy).
Pairs with the prior fix that replaced `setdefault(..., {}) or {}` with
an explicit get/assign so writes survive across hops.

Co-authored-by: Cursor <cursoragent@cursor.com>

* fix(router): harden weighted failover error/state handling

- Catch RouterRateLimitError (ValueError) alongside openai.APIError in
  _maybe_run_weighted_failover so an exhausted intra-group retry falls
  through to the regular cross-group fallback path instead of bubbling
  out and bypassing configured fallbacks.
- Stop mutating the shared input_kwargs dict; build a local copy with
  the weighted-failover keys so the entry (with _excluded_deployment_ids)
  cannot leak into later fallback paths reading the same dict.
- _get_excluded_filtered_deployments now returns an empty list when the
  exclusion filter removes every healthy deployment, instead of falling
  back to the original list. The original-list behavior risked re-picking
  the just-failed deployment; callers already handle the empty case by
  raising their no-deployments error, which weighted failover now catches
  and converts into a normal cross-group fallback.

Co-authored-by: Yassin Kortam <yassin@berri.ai>

* fix(router): fall through to rpm/tpm when total weight is zero

When the weight metric's total is zero (e.g. after weighted-failover
exclusion leaves only zero-weight backups), continue to the next metric
(rpm/tpm) instead of returning a uniform random pick immediately. This
lets rpm/tpm still drive routing when present, and only falls back to
the uniform random pick at the end if no metric provides a positive
total weight.

Co-authored-by: Yassin Kortam <yassin@berri.ai>

* fix(router): skip weighted failover when remaining deployments are all in cooldown

_maybe_run_weighted_failover was computing 'remaining' from all_deployments
(every deployment in the model group, including those in cooldown). This meant
that when all non-excluded deployments were in cooldown the method still invoked
run_async_fallback unnecessarily, which propagated into async_get_healthy_deployments,
found no eligible deployments, and raised RouterRateLimitError — only safely
caught thanks to the earlier exception-broadening fix.

The fix: before computing 'remaining', fetch the current cooldown set via
_async_get_cooldown_deployments and subtract it from all_ids. This allows
_maybe_run_weighted_failover to return None immediately (skipping the
run_async_fallback call entirely) when every non-failed deployment is in cooldown,
letting the caller fall through to the correct cross-group fallback path without
the wasteful extra round-trip.

Tests added:
- unit: _maybe_run_weighted_failover returns None without calling run_async_fallback
  when all remaining deployments are in cooldown
- unit: _maybe_run_weighted_failover still calls run_async_fallback when at least
  one healthy (non-cooldown) deployment is available
- integration: end-to-end fallthrough to cross-group fallback when remaining
  deployments are in cooldown

Co-authored-by: Sameer Kankute <Sameerlite@users.noreply.github.com>

---------

Co-authored-by: Cursor <cursoragent@cursor.com>
Co-authored-by: Yassin Kortam <yassin@berri.ai>
Co-authored-by: Sameer Kankute <Sameerlite@users.noreply.github.com>

* fix(bedrock-mantle): use /anthropic/v1/messages path for Mantle endpo… (#27976)

* fix(bedrock-mantle): use /anthropic/v1/messages path for Mantle endpoint (#27943)

* docs: add one-line docstring to _disable_debugging (#27894)

Squash-merged by litellm-agent from oss-agent-shin's PR.

* Add jp. Bedrock cross-region inference profile for claude-sonnet-4-6 (#27831)

Squash-merged by litellm-agent from Cyberfilo's PR.

* Sanitize empty text content blocks on /v1/messages (#27832)

Squash-merged by litellm-agent from Cyberfilo's PR.

* fix(bedrock-mantle): use /anthropic/v1/messages path for Mantle endpoint

The bedrock-mantle gateway (Claude Mythos Preview) serves the Anthropic
Messages API at /anthropic/v1/messages; /v1/messages returns 404 Not
Found. Both AmazonMantleConfig (chat/completions caller route) and
AmazonMantleMessagesConfig (anthropic-messages caller route) hardcoded
the wrong path, so every Mantle request 404'd before reaching the model.

Per the Anthropic docs: "[Claude in Amazon Bedrock] uses the Messages
API at /anthropic/v1/messages with SSE streaming."
https://platform.claude.com/docs/en/api/claude-on-amazon-bedrock

Confirmed independently against the live endpoint:
  /v1/chat/completions      -> 200 OK
  /v1/messages              -> 404 Not Found  (what litellm used)
  /anthropic/v1/messages    -> 200 OK         (Claude only)

Adds a regression test asserting both Mantle configs build the
/anthropic/v1/messages path, and updates the existing assertions that
encoded the wrong path.

---------

Co-authored-by: oss-agent-shin <ext-agent-shin@berri.ai>
Co-authored-by: Filippo Menghi <113345637+Cyberfilo@users.noreply.github.com>

* fix: sanitize empty text blocks in sync anthropic_messages_handler path

Co-authored-by: Yassin Kortam <yassin@berri.ai>

---------

Co-authored-by: João Costa <13508071+jpv-costa@users.noreply.github.com>
Co-authored-by: oss-agent-shin <ext-agent-shin@berri.ai>
Co-authored-by: Filippo Menghi <113345637+Cyberfilo@users.noreply.github.com>
Co-authored-by: Cursor Agent <cursoragent@cursor.com>
Co-authored-by: Yassin Kortam <yassin@berri.ai>

* fix(utils): import get_secret at runtime (#28014)

* fix(proxy): make /config/update env-var encryption idempotent

A single decrypt-then-encrypt chokepoint (_encrypt_env_variables_for_db)
now backs both update_config and save_config. Re-submitting a value the
Admin UI read back from /get/config/callbacks as ciphertext no longer
stacks a second encryption layer, which previously decrypted to garbage
and silently broke the callback. The chokepoint decrypts with the pure
_decrypt_db_variables (no os.environ mutation on the write path) and
encrypts exactly once; update_config merges only the sent keys so
untouched env vars keep their stored ciphertext byte-for-byte.

* test(proxy): add endpoint-level regression for /config/update double-encryption

Adds test_update_config_env_var_round_trip_not_double_encrypted, which
drives the real /config/update handler: first write plaintext, then
re-POST the stored ciphertext (the Admin UI round-trip) and assert the
value is not stacked with a second encryption layer and untouched keys
stay byte-identical. Verified to fail against the pre-fix handler and
pass after. Also tightens the unit test to exactly three ciphertext
re-feeds.

* chore(ci): modernize model references in tests and configs (#27856)

* test: modernize models used in CircleCI e2e test suites

Replaces obsolete models (gpt-4o, gpt-4o-mini, gpt-3.5-turbo,
claude-3-5-sonnet-20240620, claude-sonnet-4-20250514) with current
equivalents across the e2e_openai_endpoints and
proxy_e2e_anthropic_messages_tests CircleCI jobs.

- gpt-4o -> gpt-5.5 (responses API e2e tests)
- gpt-4o-mini -> gpt-5-mini (websocket responses, oai_misc_config)
- gpt-4o-mini-2024-07-18 -> gpt-4.1-mini-2025-04-14 (fine-tuning,
  still actively fine-tunable)
- gpt-4 / gpt-3.5-turbo target_model_names example -> gpt-5.5 /
  gpt-5-mini
- bedrock claude-3-5-sonnet-20240620 batch entry -> haiku-4-5-20251001
  (also aligning oai_misc_config model_name with what
  test_bedrock_batches_api.py actually requests)
- bedrock claude-sonnet-4-20250514 (deprecated, retires 2026-06-15)
  -> claude-sonnet-4-5-20250929

* test: point bedrock-claude-sonnet-4 alias at Sonnet 4.6, not 4.5

Greptile/Cursor flagged that after the previous commit, the
bedrock-claude-sonnet-4 alias collided with bedrock-claude-sonnet-4.5
(both pointed to claude-sonnet-4-5-20250929). Rename to
bedrock-claude-sonnet-4.6 and point it at the Sonnet 4.6 Bedrock ID
(us.anthropic.claude-sonnet-4-6, already in the litellm model
registry) so the alias name matches the underlying model version.

* test: modernize models across remaining CI-mounted configs & tests

Expands the modernization sweep to all CircleCI-mounted proxy configs
and to test directories where the model literal is a fixture/route key
(not the test's subject).

Config changes:
- proxy_server_config.yaml: bump gpt-3.5-turbo / gpt-3.5-turbo-1106 /
  gpt-4o / gemini-1.5-flash / dall-e-3 underlying models; rename
  gpt-3.5-turbo-end-user-test alias to gpt-5-mini-end-user-test; bump
  text-embedding-ada-002 underlying to text-embedding-3-small. User-
  facing aliases (gpt-3.5-turbo, gpt-4, text-embedding-ada-002, etc.)
  preserved for backward compatibility with tests.
- simple_config.yaml, otel_test_config.yaml, spend_tracking_config.yaml:
  bump gpt-3.5-turbo underlying to gpt-5-mini.
- pass_through_config.yaml: claude-3-5-sonnet / claude-3-7-sonnet /
  claude-3-haiku entries replaced with claude-sonnet-4-5 / claude-
  haiku-4-5 / claude-opus-4-7.
- oai_misc_config.yaml: align alias name with the gpt-5-mini rename.

Test changes (proactive: claude-sonnet-4-20250514 / claude-opus-4-
20250514 retire 2026-06-15):
- tests/llm_translation/test_anthropic_completion.py: bump 3 references
  + paired Vertex AI ID to claude-sonnet-4-5.
- tests/llm_translation/test_optional_params.py: bump 2 references.
- tests/pass_through_unit_tests/test_anthropic_messages_passthrough.py
  and test_bedrock_anthropic_messages_test.py: bump router fixtures
  using the deprecated model IDs.
- tests/pass_through_unit_tests/base_anthropic_messages_tool_search_test.py:
  modernize docstring examples.
- tests/test_end_users.py: update references to renamed alias.

* test: modernize placeholder model literals in router_unit_tests

Mass replace_all on fixture/placeholder model literals across the
router_unit_tests/ suite (model name is a routing key / label, not the
test subject). Sub-agent sweep so far — additional commits will follow
for logging_callback_tests/, enterprise/, top-level tests/test_*.py,
and other CI-mounted dirs.

Mappings applied:
- gpt-3.5-turbo -> gpt-5-mini
- gpt-4 (bare) -> gpt-5.5
- gpt-4o (bare) -> gpt-5
- text-embedding-ada-002 -> text-embedding-3-small
- claude-3-sonnet-20240229 / claude-3-opus-20240229 /
  claude-3-haiku-20240307 / claude-3-5-sonnet-20240620 ->
  claude-sonnet-4-5-20250929 / claude-opus-4-7 /
  claude-haiku-4-5-20251001 as appropriate

Explicitly preserved:
- gpt-4o-mini-* variants (transcribe, tts, etc.) where they're current
- gpt-4-turbo / gpt-4-vision-preview / gpt-4-0613 (subject literals)
- JSONL batch body literals
- Mock LLM response model fields (must match upstream)
- Fake/mock identifiers

* test: modernize placeholder model literals across remaining CI suites

Sub-agent sweep across logging_callback_tests/, guardrails_tests/,
enterprise/, pass_through_unit_tests/, otel_tests/,
llm_responses_api_testing/, batches_tests/, spend_tracking_tests/,
litellm_utils_tests/, unified_google_tests/, and a few top-level
tests/test_*.py files where the model literal is a fixture or
placeholder (router model_list, mock standard logging payload, mock
callback data) rather than the test's subject.

Mappings applied (see scope notes below):
- gpt-3.5-turbo -> gpt-5-mini
- gpt-4 (bare) -> gpt-5.5
- gpt-4o (bare) -> gpt-5.5 (corrected from initial gpt-5 — bare gpt-5
  is not a valid OpenAI alias; only gpt-5.5 / gpt-5.4 / gpt-5.2-codex
  / gpt-5-mini exist)
- gpt-4o-mini (bare) -> gpt-5-mini
- text-embedding-ada-002 -> text-embedding-3-small
- claude-3-sonnet-20240229 -> claude-sonnet-4-5-20250929
- claude-3-opus-20240229 -> claude-opus-4-7
- claude-3-haiku-20240307 -> claude-haiku-4-5-20251001
- claude-3-5-sonnet-20240620/20241022 -> claude-sonnet-4-5-20250929
- claude-3-7-sonnet-20250219 -> claude-sonnet-4-6
- gemini-1.5-flash -> gemini-2.5-flash
- gemini-1.5-pro -> gemini-2.5-pro

Explicitly preserved (not modernized):
- llm_translation/ tests where model is the SUBJECT (provider-specific
  translation/transformation logic). Only the deprecated 20250514
  references were already bumped in a prior commit.
- Cost-calc / tokenizer subject tests in test_utils.py (skip-ranges
  documented by the sub-agent).
- Bedrock model IDs in test_health_check.py path-stripping tests.
- JSONL batch request bodies and mock LLM response bodies (must match
  upstream literal).
- Langfuse expected-request-body JSON fixtures (cost values are exact-
  match-asserted; changing the model would shift response_cost).
- gpt-3.5-turbo-instruct (text-completion endpoint; no modern OpenAI
  equivalent).
- Top-level tests calling the proxy through user-facing aliases
  (gpt-3.5-turbo, gpt-4, text-embedding-ada-002, dall-e-3) — aliases
  in proxy_server_config.yaml stay; only the underlying model was
  bumped.
- tests/test_gpt5_azure_temperature_support.py (the test's whole point
  is model-name handling).
- Fake / mock / openai/fake identifiers.

Notable side fixes:
- test_spend_accuracy_tests.py: UPSTREAM_MODEL now matches what
  spend_tracking_config.yaml's proxy actually routes to (gpt-5-mini),
  resolving a latent inconsistency.
- proxy_server_config.yaml: bare `gpt-5` alias renamed to `gpt-5.5`
  (bare gpt-5 is not a valid OpenAI alias).
- test_batches_logging_unit_tests.py: explicit_models list entries
  kept distinct (gpt-5-mini + gpt-5.5) after bulk rename.

* test: fix CI failures from model modernization sweep

CI surfaced 4 categories of regression from the bulk modernization:

1. Azure deployment names are customer-specific. Reverted:
   - tests/litellm_utils_tests/test_health_check.py: azure/text-
     embedding-3-small -> azure/text-embedding-ada-002 (the CI Azure
     account does not have a text-embedding-3-small deployment).
   - tests/logging_callback_tests/test_custom_callback_router.py:
     same revert for two router fixtures driving aembedding.

2. gpt-5 family does not accept temperature != 1. Tests that pass a
   custom temperature swapped from gpt-5-mini to gpt-4.1-mini (modern
   non-reasoning OpenAI mini that still accepts temperature/logprobs):
   - tests/logging_callback_tests/test_datadog.py
   - tests/logging_callback_tests/test_langsmith_unit_test.py
   - tests/logging_callback_tests/test_otel_logging.py

3. proxy_server_config.yaml's gpt-3.5-turbo-large alias was routing to
   gpt-5.5 (a reasoning model that rejects logprobs). The proxy test
   tests/test_openai_endpoints.py::test_chat_completion_streaming
   exercises logprobs/top_logprobs through that alias. Bumped the
   underlying model to gpt-4.1 (non-reasoning, still modern).

4. tests/logging_callback_tests/test_gcs_pub_sub.py asserts against a
   pinned JSON fixture (gcs_pub_sub_body/spend_logs_payload.json) with
   hardcoded model="gpt-4o" and a model-specific spend value. Reverted
   the litellm.acompletion calls in the test to model="gpt-4o" so the
   fixture's exact-match assertions still hold.

5. tests/pass_through_unit_tests/test_anthropic_messages_passthrough.py:
   anthropic.messages.create routing to openai/gpt-5-mini returned an
   empty content[0] with max_tokens=100 (reasoning-token consumption).
   Swapped to openai/gpt-4.1-mini.

* test: fix Assistants API model + 2 cursor[bot] review nits

1. pass_through_unit_tests/test_custom_logger_passthrough.py: gpt-5.5
   isn't accepted by the /v1/assistants endpoint
   ("unsupported_model"). Switch to gpt-4.1-mini (modern, Assistants-
   API-supported, non-reasoning).

2. example_config_yaml/pass_through_config.yaml: the previous sweep
   bumped the claude-3-7-sonnet alias to claude-opus-4-7, which is a
   tier change (Sonnet -> Opus). Map to claude-sonnet-4-6 to keep the
   Sonnet tier intact. (Cursor bugbot review.)

3. example_config_yaml/simple_config.yaml: model_name was left as
   gpt-3.5-turbo while the underlying was bumped to gpt-5-mini, which
   muddles the "simple" example. Make both sides gpt-5-mini so the
   most basic example is a straight 1:1 mapping again. (Cursor bugbot
   review.)

* fix: revert gpt-4/gpt-3.5-turbo alias underlying to non-reasoning models

tests/test_openai_endpoints.py::test_completion calls the proxy alias
"gpt-4" with temperature=0, and other tests call gpt-3.5-turbo with
custom temperature / logprobs / the legacy /v1/completions endpoint.
The earlier modernization mapped both aliases to gpt-5.5 / gpt-5-mini,
which are reasoning models that reject temperature != 1 and don't
expose /v1/completions. Map the aliases to gpt-4.1 / gpt-4.1-mini
(modern non-reasoning OpenAI models) instead — keeps user-facing
aliases preserved while picking a current underlying that still
supports the parameters/endpoints the tests exercise.

* test(proxy): isolate run_server CLI tests from prisma DB-setup path

test_keepalive_timeout_flag and test_timeout_worker_healthcheck_flag
were the only run_server tests in test_proxy_cli.py that neither
stripped DATABASE_URL/DIRECT_URL nor mocked the prisma DB path. When a
DATABASE_URL is present (CI/env leak), run_server --local enters the DB
block and blocks in the un-timeout'd subprocess.run(["prisma"]) at
proxy_cli.py:987 plus the ProxyExtrasDBManager migrate-deploy retry
loops, ~370s per test on the CI runner. --dist=loadscope pins both to
one xdist worker, so the proxy-infra job appears stuck at 99% and hits
the 20-min timeout.

Apply the same isolation every other run_server test in this file
already uses: mock PrismaManager.setup_database +
should_update_prisma_schema and strip DATABASE_URL/DIRECT_URL. Full
module drops from 31.7s to 2.9s locally; both tests fall off the slow
list.

* feat: add OTEL GenAI latest-experimental semantic convention support (#27418)

- Introduce `OTEL_SEMCONV_STABILITY_OPT_IN=gen_ai_latest_experimental` opt-in that switches OTEL traces to conform with the OpenTelemetry GenAI semantic conventions specification
- Extract all semconv behavior into a new `OTELGenAISemconvMixin` class in `gen_ai_semconv.py`, mixed into `OpenTelemetry` to keep concerns separated
- In semconv mode, span name follows `{operation} {model}` pattern (e.g. `chat gpt-4`) and span kind is set to `CLIENT` instead of legacy `litellm_request`
- Replace `gen_ai.system` with `gen_ai.provider.name` and drop `llm.is_streaming` in semconv mode; add `gen_ai.request.{frequency_penalty,presence_penalty,top_k,seed,stop_sequences,stream,choice.count}` and `gen_ai.usage.cache_{creation,read}.input_tokens` attributes
- Replace per-message `gen_ai.content.prompt` / per-choice `gen_ai.content.completion` log events with a single consolidated `gen_ai.client.inference.operation.details` event; omit `gen_ai.input/output.messages` when content capture is disabled
- Suppress the non-standard `raw_gen_ai_request` child span entirely in semconv mode
- Support both programmatic (`OpenTelemetryConfig.semconv_stability_opt_in` field) and environment variable activation; the two sources are unioned so either or both can enable the opt-in
- Extract OTEL SDK `LogRecord` / `SeverityNumber` version-compatibility shim into a reusable `_otel_log_types()` static method to deduplicate the `< 1.39.0` / `>= 1.39.0` import branching
- Add 30+ unit tests covering opt-in gating, span naming, attribute emission/omission rules, stop sequence normalization, cache token attributes, and the consolidated event lifecycle

Co-authored-by: Yassin Kortam <yassinkortam@g.ucla.edu>

* chore: retrigger CI

* test(ci): add reasoning_effort grid v4 e2e regression suite

Encode the 231-cell QA sweep (21 provider x model combos x 11 effort
values) from #27039 / #27074 as an automated CircleCI-gated regression
suite. Each cell hits the real provider endpoint, captures the outgoing
wire body via a pre-call CustomLogger, and asserts:

- thinking.type, output_config.effort, thinking.budget_tokens, max_tokens
  in the captured request body (regression signal for silent drops/strips
  in any provider transformation)
- HTTP status (200 vs BadRequestError -> 400) returned by litellm
  (regression signal for clean-error vs leaked-500 mappings)

The matrix is encoded as a small rule set keyed by (model_mode, effort)
plus per-model xhigh/max capability overrides, then expanded across the
five chat-completion routes (Anthropic direct, Azure AI Foundry, Vertex
AI, Bedrock Converse, Bedrock Invoke /chat) and the Bedrock Invoke
/v1/messages route. Cells skip at runtime when the route's provider env
vars are absent, so PR builds without credentials no-op gracefully.

Wired into CircleCI as the reasoning_effort_grid_v4_e2e job behind the
existing main / litellm_* branch filter.

* fix(reasoning_effort_grid_v4): cleanup unused fixture, parse converse body, guard budget tokens

- Remove unused vertex_credentials_path fixture (and now-unused os import)
  from conftest.py.
- Parse Bedrock Converse complete_input_dict (logged as a JSON string by
  converse_handler.py) before passing to _assert_cell, so dict accessors
  work uniformly across routes.
- Extend _BUDGET_TOKENS with xhigh and max entries so the budget-mode
  branch in expected() cannot KeyError if a future budget model gains
  the matching cap.

Co-authored-by: Yassin Kortam <yassin@berri.ai>

* fix(reasoning_effort_grid_v4): grant sonnet-4-6 entries the max-effort cap

The runtime _validate_effort_for_model allows effort='max' for any
Claude 4.6 model (opus or sonnet), and model_prices_and_context_window
sets supports_max_reasoning_effort: true for claude-sonnet-4-6. The
grid spec previously gave sonnet-4-6 entries _CAPS_NONE, so expected()
returned status=400 for effort='max', which mismatched the runtime's
status=200 and caused 6 cells (one per route) to fail.

Rename _CAPS_OPUS_4_6 to _CAPS_4_6 (since the cap set is shared by
opus and sonnet 4.6) and assign it to all sonnet-4-6 entries.

Co-authored-by: Yassin Kortam <yassin@berri.ai>

* refactor(tests): move reasoning_effort grid suite under llm_translation, drop v4 naming

- Drop the "v4" suffix throughout: it referred to the QA sweep iteration,
  not this test suite. There's only one regression suite, so just call it
  reasoning_effort_grid.
- Move tests/test…

* Revert "merge main (#28629)"

This reverts commit e4870f7bb6.

* refactor(purview): remove unused logging_only constructor param

The logging_only kwarg was passed in but only echoed in a log message;
behavioral mode is driven by event_hook. Drop the dead parameter and
the no-op derivation in the initializer.

* fix(purview): log post-call success hook via @log_guardrail_information

* fix(purview): raise HTTPException 400 on Responses API transform failure

When the Responses API input cannot be transformed in blocking mode,
raise an HTTPException with a clear 400 detail instead of re-raising the
raw transformation exception. The latter would surface as a 500 and be
indistinguishable from a backend provider failure; the former matches
the docstring and the existing pre-call HTTPException patterns.

* Fix Purview audit prompt extraction for Responses API logging hook

The async_logging_hook receives kwargs == litellm_logging_obj.model_call_details,
where function_setup mirrors the raw responses input under the 'messages' key
(string or list of input items, not chat-format messages). The previous logic
took the generic 'messages' branch first, calling get_prompt_text_for_dlp on
data that is not in the chat-message format, and the responses-specific
extractor was never reached. As a result, the prompt half of the Purview
audit was silently skipped (or produced garbage text) for Responses API calls
in logging_only mode.

Check call_type first and route Responses API calls to
_responses_api_input_to_str, which reads the original 'input' and
'instructions' keys that pre_call and update_environment_variables persist on
model_call_details.

Co-authored-by: Yassin Kortam <yassin@berri.ai>

* fix(purview_dlp): check call_type for responses before messages in pre-call hook

Co-authored-by: Yassin Kortam <yassin@berri.ai>

* fix(purview_dlp): don't reject empty-string prompts as token-id prompts

completion_prompt_to_str returns None for both token-id lists *and*
empty/whitespace-only strings (stripped). The previous check 'raw_prompt
is not None and prompt_text is None' conflated these cases, raising the
misleading 'Token-id completion prompts cannot be scanned' error for
harmless empty-string prompts like {"prompt": ""}.

Tighten the check to only reject true token-id prompts (non-empty list
of ints). Empty/whitespace string prompts now fall through to the
'no prompt text → skip scan' path.

Co-authored-by: Yassin Kortam <yassin@berri.ai>

* fix(purview_dlp): scan ResponsesAPI streaming completed event for DLP

The streaming iterator hook previously routed all assembled streams through
stream_chunk_builder, which only knows chat/text-completion deltas. Responses
API streams emit typed events (response.created, response.completed, ...)
whose final event carries the full ResponsesAPIResponse, so stream_chunk_builder
would raise APIError or pass the assembled response through unchanged.

Detect Responses API streaming chunks before the chat/text fallthrough and
extract the assembled ResponsesAPIResponse from the latest response.completed
(or response.failed / response.incomplete) event, then scan its output_text
via the same _completion_response_text_parts path used by non-streaming.

* fix(purview_dlp): fail closed on incomplete Responses API streams

Previously, _assemble_responses_api_from_chunks returned None both when the
stream was not a Responses API stream and when it was a Responses API stream
but no final ResponsesAPIResponse-bearing event was received. The caller
treated both cases identically and fell through to stream_chunk_builder,
which does not understand Responses API events.

Return a (is_responses_api_stream, assembled) tuple so the caller can fail
closed with an accurate error when Responses API events were seen but no
final response event arrived, instead of misrouting events to the chat
chunk builder.

Co-authored-by: Yassin Kortam <yassin@berri.ai>

* fix(purview_dlp): wrap upstream DLP errors as HTTPException(400) in blocking mode

Previously a bare `raise` in `_check_content` re-propagated raw network /
HTTP errors (e.g. httpx.HTTPStatusError, ConnectionError) to the client,
which would surface as a 500. Now blocking-mode failures from the Graph
`processContent` call (and OAuth token / protection-scopes calls) are
converted to HTTPException(400) with a structured detail payload, while
HTTPException instances raised by upstream layers continue to propagate
unchanged. Logging-only mode is unaffected.

* test(purview_dlp): cover HTTP error paths for token + Graph POST

* fix(purview): include Responses API function_call arguments in DLP scan

ResponsesAPIResponse.output_text only aggregates output_text content blocks
and ignores function_call items, so sensitive data in model-generated
tool-call arguments would bypass the DLP scan. Mirror the ModelResponse
path by extracting function_call arguments explicitly from the output list.

Co-authored-by: Yassin Kortam <yassin@berri.ai>

* fix(purview_dlp): scan ResponsesAPIResponse in stream_chunk_builder fallback

If a Responses API stream slips past _assemble_responses_api_from_chunks
(no chunks with type starting with 'response.') and stream_chunk_builder
somehow returns a ResponsesAPIResponse, route it through
_completion_response_text_parts instead of the 'not a ModelResponse'
pass-through that would leak content unscanned.

* fix(purview_dlp): preserve upstream Graph status on `_check_content` errors

httpx.HTTPStatusError from Graph API (429, 503, etc.) was always wrapped
as HTTPException(400), making rate-limits and infrastructure errors
indistinguishable from a DLP policy block and stripping retry-after info.

Now:
- 429 and 5xx pass through with their original status code; the upstream
  Retry-After header is forwarded.
- 401/403 (proxy-side credential/consent issue, not actionable by the
  client) map to 502 Bad Gateway.
- A debug log makes the logging_hook -> async_logging_hook deferral
  observable so audit failures don't silently disappear if the framework
  stops dispatching async_logging_hook for some code path.

* fix(purview_dlp): reject nested token-id completion prompts

OpenAI /v1/completions accepts prompt: [[token, ids]] (multi-prompt
token-id batches). The previous blocking-mode check only fired on a
flat list[int], so nested or mixed token-id prompts skipped the
Purview scan while the model still received the data.

Extract the token-id detection into PurviewGuardrailBase.is_token_id_prompt
and use it from the pre-call hook so every list shape Purview cannot
decode fails closed.

* fix(purview): drop caller-influenceable identity fallbacks in audit resolver

Logging-only hook now resolves the Purview user from only the
proxy-injected user_api_key_user_id (which mirrors UserAPIKeyAuth.user_id
after the proxy strips caller-supplied user_api_key_* keys).  Skipping
the audit when no trusted identity is available prevents a caller from
submitting metadata.user_id pointing at a victim's Entra object id and
having their prompt/response sent to Purview under that user's
identity.

---------

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2026-05-22 15:59:04 -07:00
Yassin Kortam
10bd7406e0
feat: add guardrail violation span attributes and fix missing spans on pre-call blocks (#28364)
- Fix missing guardrail child spans when a pre-call guardrail blocks the request before reaching the LLM provider; `async_post_call_failure_hook` now calls `_emit_guardrail_spans_from_request_data` to emit spans from `request_data["metadata"]` regardless of whether `_handle_failure` already fired
- Add `guardrail_status`, `guardrail_action`, and `guardrail_violation_categories` as queryable top-level OTEL span attributes so trace backends can filter/group by violation type without parsing the redacted `guardrail_response` blob
- Introduce `_emit_guardrail_spans_from_request_data` helper that constructs minimal kwargs from `request_data["metadata"]` and routes through `_create_guardrail_span`, sharing the same dedupe state to prevent double-emitting when both failure hooks fire
- Extend `BedrockGuardrail` with `_build_tracing_detail` and `_extract_violation_category_names` which flatten BLOCKED assessments into human-readable category labels (topic names, content-filter types, PII entity types, named regex names) before redaction, and surface Bedrock's raw `action` field via `tracing_detail`
- Security: violation category extraction deliberately omits `customWords.match` and unnamed regex `match` values because those fields carry the user-submitted content that triggered the rule; only operator-defined `name`/`type` labels are emitted
- Add `violation_categories` and `guardrail_action` fields to `StandardLoggingGuardrailInformation` and `GuardrailTracingDetail` TypedDicts to carry the pre-redaction metadata through the logging pipeline
- Add comprehensive test suite covering: guardrail span creation on failure, dedupe between `_handle_failure` and `async_post_call_failure_hook`, per-span status attributes for multi-guardrail sequences, Bedrock category extraction for all policy types, security leak prevention, and end-to-end `CustomGuardrail` violation path

Co-authored-by: Yassin Kortam <yassinkortam@g.ucla.edu>
2026-05-21 15:49:42 -07:00
Sameer Kankute
68efe6970c
fix(mcp): JWT on tools/list and REST tools/call server resolution (#28227)
* fix(mcp): JWT on tools/list, REST server_id resolution, tool_server_mismatch

Sign outbound MCP JWTs for list_mcp_tools and inject headers on the tools/list
path. Resolve server_id on /mcp-rest/tools/call and return 403 tool_server_mismatch
when the tool does not belong to the requested server. Default missing arguments to {}.

Co-authored-by: Cursor <cursoragent@cursor.com>

* fix(mcp): restrict list JWTs to mcp:tools/list and default REST arguments to {}

- List-only JWTs (call_type=list_mcp_tools) no longer carry the broad
  mcp:tools/call scope. _build_scope() now emits only mcp:tools/list
  when no tool name is provided, mirroring the existing least-privilege
  rule that tool-call JWTs omit mcp:tools/list.
- REST /tools/call now defaults a missing 'arguments' field to {} so
  execute_mcp_tool() and downstream **arguments / .keys() calls don't
  receive None and crash with TypeError/AttributeError.

Co-authored-by: Yassin Kortam <yassin@berri.ai>

* fix(mcp): validate tool/server in call_tool; skip JWT signer when not configured or static auth present

Co-authored-by: Yassin Kortam <yassin@berri.ai>

* fix(mcp): align tests and mypy with user_api_key_auth on tools/list

Update mocks for the new _get_tools_from_server parameter, mock server
registry in REST access-denied test, and narrow static_headers for mypy.

Co-authored-by: Cursor <cursoragent@cursor.com>

* fix(test): accept user_api_key_auth in get_tools_from_mcp_servers mock

The side_effect for the all-servers case did not accept the new kwarg,
so tools/list returned an empty list.

Co-authored-by: Cursor <cursoragent@cursor.com>

* fix(mcp): fail fast for unknown tools when server mapping exists

Server-name fallback in call_tool must not open an upstream session when
the tool is absent from a populated mapping. Update the HTTP transport test
to register a known tool before asserting not-found behavior.

Co-authored-by: Cursor <cursoragent@cursor.com>

* fix mypy

* Fix mypy

* fix(mcp): preserve tools/call scope on missing tool name; pass user_api_key_auth in list_tools

Co-authored-by: Yassin Kortam <yassin@berri.ai>

* fix(mcp): match alias/server_name in _resolve_mcp_server_for_tool_call

The registry lookup in _resolve_mcp_server_for_tool_call previously only
compared candidate.name against the provided server_name, but tool name
prefixes can be derived from a server's alias or server_name (see
get_server_prefix). When the tool→server mapping is empty/stale (cold
start, dynamic tools), the lookup would fail for alias-configured
servers even though get_mcp_server_by_name (used by the REST path)
matches alias, server_name, and name.

Match the same priority of identifiers in both the registry pass and
the unprefixed fallback so the MCP protocol call_tool path is
consistent with the REST path.

Co-authored-by: Yassin Kortam <yassin@berri.ai>

* fix(mcp): reuse proxy_logging DualCache in inject_mcp_jwt_headers_for_upstream

Instead of allocating a fresh DualCache() on every tools/list invocation,
prefer the shared proxy_logging_obj.internal_usage_cache.dual_cache when
available. The cache argument is currently unused by MCPJWTSigner, but
sharing the proxy's cache avoids per-call allocation overhead and matches
the cache identity used elsewhere in the proxy hook plumbing — so any
future per-request state stored in cache will survive across list calls.

Co-authored-by: Claude <noreply@anthropic.com>

* fix(mcp): return 403 ip_filtering for IP-restricted servers in tools/call name lookup

Co-authored-by: Yassin Kortam <yassin@berri.ai>

* fix(test): accept user_api_key_auth kwarg in list_tools mocks

The proxy-infra job was failing on four TestMCPServerManager tests because
the mock_get_tools_from_server stubs did not accept the new
user_api_key_auth keyword argument that list_tools now forwards to
_get_tools_from_server. Add the kwarg to each stub so list_tools can call
through cleanly.

Co-authored-by: Claude <claude@anthropic.com>

* fix(mcp): skip JWT injection when per-user mcp_auth_header is set

MCPClient._get_auth_headers() applies extra_headers AFTER writing
Authorization from auth_value, so an injected JWT silently overwrites
the user's per-server OAuth token. Guard the JWT signer with
'not mcp_auth_header' so per-user OAuth (and any dict-form per-user
auth) takes precedence, mirroring the existing static_headers guard.

Adds a regression test that the signer's inject helper is not called
when mcp_auth_header is supplied.

* fix(mcp): skip JWT injection when extra_headers already has Authorization

When a server uses per-user OAuth tokens, the resolved token is passed
into _get_tools_from_server via extra_headers. The JWT injection guard
only checked mcp_auth_header and the server's static headers, so the
signer would silently overwrite the user's OAuth Authorization header.

Add a check for an existing Authorization entry in extra_headers so
caller-supplied per-user OAuth tokens take precedence over JWT signing.

Co-authored-by: Yassin Kortam <yassin@berri.ai>

* test(mcp): cover JWT signer + tool-call resolution branches

Adds unit tests for the new MCPServerManager helpers (_resolve_mcp_server_for_tool_call,
_resolve_oauth2_headers_for_tool_call) and the new MCPJWTSigner paths
(_build_scope call_type branches and inject_mcp_jwt_headers_for_upstream).
Brings patch coverage above the auto target without changing behavior.

Co-authored-by: Claude <claude@anthropic.com>

* fix(mcp): retry tool-server lookup with prefixed name in REST mismatch check

When the REST /mcp-rest/tools/call path sends a raw tool name plus
requested_server_id, _get_mcp_server_from_tool_name(name) can return
None if the mapping only stores the prefixed form. That bypassed the
tool_server_mismatch 403 guard and let the call fall through to
trusting requested_server.

Retry the lookup with every known prefix of the requested server so
the mismatch check fires whenever the tool is actually registered.

Co-authored-by: Yassin Kortam <yassin@berri.ai>

* fix(mcp): always reject unknown tools in server-name fallback

Defense-in-depth: _resolve_mcp_server_for_tool_call previously skipped
the unknown-tool check whenever the per-server mapping had no entries
yet (cold start, OAuth2 lazy listing, or upstream listing failure),
allowing arbitrary tool names to reach upstream servers.

Tighten the check so the server-name fallback always rejects tool
names not present in the mapping. Callers must call list_tools first
(standard MCP flow) before tools/call can resolve. Removes the
now-unused _mapping_has_tools_for_server helper and adds an
explicit empty-mapping rejection test alongside the existing
populated-mapping rejection test.

Co-authored-by: Sameer Kankute <sameer@berri.ai>

---------

Co-authored-by: Cursor <cursoragent@cursor.com>
Co-authored-by: Yassin Kortam <yassin@berri.ai>
Co-authored-by: Claude <claude@anthropic.com>
Co-authored-by: Claude <noreply@anthropic.com>
Co-authored-by: Claude (greptile subagent) <claude-greptile-bot@anthropic.com>
2026-05-20 13:31:44 -07:00
Sameer Kankute
36c494fdd2
Litellm oss staging (#28161)
* fix(opentelemetry): JSON-serialize dict metadata fields for OTEL span attributes (#27451) (#27455)

Squash-merged by litellm-agent from Anai-Guo's PR.

* feat(dashscope): add embeddings and reranks(qwen3-rerank) support via OpenAI-compatible endpoint (#27508)

Squash-merged by litellm-agent from yimao's PR.

* fix(vertex_ai/gemini): raise BadRequestError when image_url or url fi… (#24550)

Squash-merged by litellm-agent from krisxia0506's PR.

* fix(vertex_ai): raise error on mid-stream 429/error chunks instead of silently swallowing (#23711)

Squash-merged by litellm-agent from krisxia0506's PR.

* fix: raise BadRequestError for file content blocks missing 'file' sub… (#24503)

Squash-merged by litellm-agent from krisxia0506's PR.

* Fix Gemini MIME detection for extensionless GCS URIs (#27278)

Squash-merged by litellm-agent from krisxia0506's PR.

* fix(vertex_ai/partner_models): drop unused vertexai SDK gate from count_tokens (closes #28084) (#28107)

Squash-merged by litellm-agent from voidborne-d's PR.

* feat(chart): add support for autoscaling behavior in HPA (#27990)

Squash-merged by litellm-agent from FabrizioCafolla's PR.

* feat(proxy): add blocked flag to models for pause/resume from the UI (#27927)

Squash-merged by litellm-agent from Cyberfilo's PR.

* fix: pass socket timeouts to Redis cluster clients (#27920)

Squash-merged by litellm-agent from tomdee's PR.

* Fix/cache token (#28009)

Squash-merged by litellm-agent from escon1004's PR.

* fix(deepseek): forward reasoning_content in multi-turn thinking mode conversations (#28080)

Squash-merged by litellm-agent from Divyansh8321's PR.

* fix(guardrails): return HTTP 400 instead of 500 for blocked requests (#27617)

* fix: reset org and tag budgets (#27326)

* reset org budgets

* reset tag budgets

---------

Co-authored-by: Michael Riad Zaky <michaelr@Mac.localdomain>

* fix(ui): omit allowed_routes from key edit save when unchanged (#27553)

* fix(ui): omit allowed_routes from key edit save when unchanged

When a team admin opens Edit Settings on a key with key_type=AI APIs and
saves without changing anything, the UI re-sends the existing allowed_routes
value, which the backend's _check_allowed_routes_caller_permission gate
rejects for non-proxy-admins (LIT-2681).

Strip allowed_routes from the patch in handleSubmit when it deep-equals the
original keyData.allowed_routes. The backend treats absence as "leave alone,"
so no-op saves now succeed for non-admins. Admins explicitly editing the
field still send the new value.

* fix(ui): order-insensitive allowed_routes diff + cover null-original case

Address Greptile review:

- Switch the "is allowed_routes unchanged" check to a Set-based comparison so
  a server-side reorder of the array doesn't register as a user edit and
  re-trigger LIT-2681.
- Add two regression tests: (1) keyData.allowed_routes is null and the form
  is untouched — patch should strip the field; (2) server returned routes in
  a different order than the user originally entered — patch should still
  recognize the value as unchanged.

* chore(ui): strip ticket refs and tighten comments in key edit fix

- Remove internal-tracker references from in-code comments
- Tighten the WHY comment in handleSubmit to two lines
- Drop redundant test-block comments — test names already describe the case

* fix(ui): annotate Set<string> generic in allowed_routes diff to fix tsc

* fix(guardrails): return HTTP 400 instead of 500 for guardrail-blocked requests

GuardrailRaisedException and BlockedPiiEntityError both lacked a
status_code attribute.  When these exceptions reached the proxy
exception handler (getattr(e, 'status_code', 500)), the fallback
defaulted to HTTP 500 — making intentional guardrail blocks
indistinguishable from server errors and causing unnecessary client
retries.

Changes:
- Add status_code=400 (keyword-only) to GuardrailRaisedException
- Add status_code=400 (keyword-only) to BlockedPiiEntityError
- Update _is_guardrail_intervention() to recognize both exceptions
  so downstream loggers record 'guardrail_intervened' instead of
  'guardrail_failed_to_respond'
- Add 6 unit tests for default/custom status codes and getattr pattern
- Strengthen existing blocked-action test with status_code assertion

Fixes #24348

---------

Co-authored-by: Michael-RZ-Berri <michael@berri.ai>
Co-authored-by: Michael Riad Zaky <michaelr@Mac.localdomain>
Co-authored-by: ryan-crabbe-berri <ryan@berri.ai>
Co-authored-by: Krrish Dholakia <krrish+github@berri.ai>

* fix(router/proxy): address Greptile P1+P2 review comments on PR #28161

- router: raise ServiceUnavailableError (503) instead of RouterRateLimitErrorBasic (429)
  when a specifically-addressed deployment is administratively blocked; 429 misleads
  retry-enabled clients into spinning forever against a paused model
- proxy_server: compute get_fully_blocked_model_names() once before both branches in
  model_list() instead of duplicating the call in each branch
- deepseek: upgrade silent debug log to warning when injecting placeholder
  reasoning_content so callers are clearly notified of degraded multi-turn quality
- tests: update two blocked-deployment assertions to expect ServiceUnavailableError

Co-authored-by: Cursor <cursoragent@cursor.com>

* fix: address bug detection findings (cache token order, mutable defaults)

Co-authored-by: Yassin Kortam <yassin@berri.ai>

* fix: address bugs in async pass-through, anthropic cache token detection, rerank tests

- async_get_available_deployment_for_pass_through: enforce blocked check on specific deployments
- cost_calculator: detect anthropic-style usage by attribute presence (not truthiness) to avoid mixing OpenAI cached_tokens into anthropic normalization when read=0
- dashscope rerank tests: pass request to httpx.Response constructions for consistency

Co-authored-by: Yassin Kortam <yassin@berri.ai>

* fix code qa

* fix(vertex_ai/gemini): strip MIME parameters from GCS contentType

GCS object metadata's contentType field can include parameters such as
'text/html; charset=utf-8'. Strip them in _apply_gemini_mime_type_aliases
so downstream get_file_extension_from_mime_type sees a bare MIME type.

Co-authored-by: Yassin Kortam <yassin@berri.ai>

* fix(vertex_ai/gemini): clarify mime-type error message string concatenation

Co-authored-by: Yassin Kortam <yassin@berri.ai>

---------

Co-authored-by: Tai An <antai12232931@outlook.com>
Co-authored-by: Vincent <yimao1231@gmail.com>
Co-authored-by: Kris Xia <xiajiayi0506@gmail.com>
Co-authored-by: d 🔹 <liusway405@gmail.com>
Co-authored-by: Fabrizio Cafolla <developer@fabriziocafolla.com>
Co-authored-by: Filippo Menghi <113345637+Cyberfilo@users.noreply.github.com>
Co-authored-by: Tom Denham <tom@tomdee.co.uk>
Co-authored-by: escon1004 <70471150+escon1004@users.noreply.github.com>
Co-authored-by: Divyansh Singhal <97736786+Divyansh8321@users.noreply.github.com>
Co-authored-by: robin-fiddler <robin@fiddler.ai>
Co-authored-by: Michael-RZ-Berri <michael@berri.ai>
Co-authored-by: Michael Riad Zaky <michaelr@Mac.localdomain>
Co-authored-by: ryan-crabbe-berri <ryan@berri.ai>
Co-authored-by: Krrish Dholakia <krrish+github@berri.ai>
Co-authored-by: Cursor <cursoragent@cursor.com>
Co-authored-by: Yassin Kortam <yassin@berri.ai>
2026-05-18 16:27:44 -07:00
vladpolevoi
65d6ad82ef
feat(lasso): add tool-calling support to LassoGuardrail (#27648)
* feat(lasso): extend LassoGuardrail to support tool calling (RND-5748)

* fix(lasso): PR review followups for tool-calling guardrail (RND-5748)

* fix(lasso): handle object-style tool_calls in _update_tool_calls_from_masked (RND-5748)

* fix(lasso): use model role for tool_use blocks (RND-5748)

* test(lasso): add round-trip tests for message transformation (RND-5748)

* fix(lasso): remove unused imports, handle Responses-API input masking, flatten multimodal content (RND-5748)

* fix(lasso): inspect Responses-API input field (RND-5748)

* fix(lasso): guard text-cursor remap against Lasso count mismatch (RND-5748)

* fix(lasso): flatten list content in tool_result.content (RND-5748)

* fix(lasso): remap multimodal list content during masking (RND-5748)

Bug: _map_masked_messages_back counted list-content messages in
original_text_count but the remap loop only handled isinstance(str).
The positional text_cursor never advanced for list messages, causing
all subsequent masked texts to be written onto the wrong messages.

Fix: added elif isinstance(content, list) branch that replaces the
list with the masked text string and advances the cursor — mirrors
the existing string-content branch. Also handles the assistant +
tool_calls combo for list-content messages.

Test: test_map_masked_messages_back_list_content verifies a user
message with [text + image_url] followed by an assistant message
gets correct masked content on both (cursor stays aligned).

* refactor(lasso): extract _get_field and _extract_tool_call_fields helpers (RND-5748)

The dict-vs-object access pattern (x.get('y') if isinstance(x, dict)
else getattr(x, 'y', None)) was duplicated 14 times across 5 methods.

_get_field(obj, field) — single-point dict/Pydantic field access.
_extract_tool_call_fields(call) — returns (call_id, name, parsed_input)
with JSON argument parsing, replacing ~30 duplicate lines in both
async_post_call_success_hook and _expand_messages_for_classification.

Also simplified _update_tool_calls_from_masked, _prepare_payload tool
mapping, and _apply_masking_to_model_response call_id extraction.

Net ~60 lines removed. No behavior change — all 32 tests pass.

* fix(lasso): add count guard to _apply_masking_to_model_response (RND-5748)

_apply_masking_to_model_response used a bare text_cursor without
verifying 1:1 correspondence between text-bearing choices and masked
text entries. If Lasso returned a different number of text messages
than choices with content, masked text would be applied to the wrong
choice or silently skip choices.

Added the same count-mismatch guard pattern already used in
_map_masked_messages_back: count original text-bearing choices,
compare to masked_text length, skip text remap on mismatch with a
warning log. Tool_call masking via id-based lookup is unaffected.

Tests:
- test_apply_masking_to_model_response_multiple_choices: verifies
  correct per-choice masked text with 2 choices
- test_apply_masking_to_model_response_count_mismatch: verifies
  content is left unchanged when counts disagree

* fix(lasso): close two guardrail-bypass paths flagged in review (RND-5748)

* tool-call args: when function.arguments is malformed JSON or parses
  to a non-object, preserve the raw string as {"arguments": <raw>} so
  Lasso still inspects it instead of receiving input=None. Covers both
  pre-call and post-call extraction (shared helper). Also resolves the
  CodeQL empty-except warning since the except body now assigns parsed=None.
* Responses-API input: when a request carries both "messages" and
  "input", inspect both. Previously a benign messages array let the
  guardrail skip data["input"] entirely. The masking write-back is
  split via a count boundary so masked messages flow back to
  data["messages"] and masked input flows back to data["input"]
  without cross-contamination.

Tests: malformed/non-object args round-trip, dual-field classification,
dual-field masking write-back split.

* chore(lasso): black formatting + comment on expand skip branch (RND-5748)

* black: wrap two long expressions in lasso.py and reformat dict
  literals in test_lasso.py to satisfy CI lint.
* add a short comment in _expand_messages_for_classification
  explaining why empty string and None content are intentionally
  skipped (None is the OpenAI shape for a pure tool-call turn).

* fix(lasso): satisfy mypy in _handle_masking, _update_tool_calls_from_masked, _apply_masking_to_model_response (RND-5748)

* Narrow `response.get("messages")` into a local before slicing so
  mypy doesn't see `Optional[List[Dict[str, str]]]` as non-indexable.
* Rename the two write-side `func` bindings in
  `_update_tool_calls_from_masked` to `func_dict` / `func_obj` so
  mypy doesn't unify the dict and Any|None branches.
* Rename the inner loop variable in `_apply_masking_to_model_response`
  from `msg` to `masked_msg` to avoid clashing with the
  `msg = choice.message` rebinding below.

No behavior change; resolves the 7 mypy errors from the CI lint job.
2026-05-14 08:35:24 -07:00
Kenan Yildirim
649eb2d176
fix(guardrails): improve CrowdStrike AIDR input handling (#26658) 2026-05-14 06:25:47 -07:00
ryan-crabbe-berri
63a2d1ddc9
fix(tests): use canonical litellm_enterprise import path (#27699)
The enterprise package is installed as `litellm_enterprise` (per
enterprise/pyproject.toml), but several tests imported it as
`enterprise.litellm_enterprise.*` — a path that only resolves
because the repo root happens to sit on sys.path, letting Python's
implicit namespace package machinery discover `enterprise/` as a
directory.

This breaks any test runner that relocates source (e.g. the
mutation-testing workflow, which copies tests under `mutants/`) and
also caused two `patch()` strings to target a module path that does
not match what production code imports — meaning those mocks were
never actually patching the production module's attribute.

Replace `from enterprise.litellm_enterprise.` with the canonical
`from litellm_enterprise.` across 6 test files, and fix two
`patch()` target strings (and one `sys.modules` patch key in the
SSO test) to match.
2026-05-12 12:32:57 -07:00
Sameer Kankute
9ed99037d2
Merge pull request #27422 from BerriAI/shin_agent_oss_staging_05_07_2026
[litellm-agent] Staging → litellm_internal_staging (5/7/2026)
2026-05-11 11:58:05 +05:30
shivam
f58f8927f2
feat(guardrails): optional skip tool message in unified guardrail inputs
Mirrors the system-message skip in PR #25481 for tool-role messages.
Adds a global litellm.skip_tool_message_in_guardrail flag and a
per-guardrail litellm_params.skip_tool_message_in_guardrail override,
applied in the OpenAI and Anthropic chat translation handlers.

Co-Authored-By: Claude Opus 4.7 (1M context) <noreply@anthropic.com>
2026-05-07 18:39:26 -07:00
oss-pr-review-agent-shin[bot]
158b0c28c0
[litellm-agent] Staging → litellm_internal_staging (5/7/2026) (#27375)
Squash-merged by litellm-agent from oss-pr-review-agent-shin[bot]'s PR.
2026-05-07 21:29:47 +00:00
yuneng-jiang
68c120a68f
Merge pull request #26957 from stuxf/chore/guardrail-coverage
chore(guardrails): cover multimodal + Responses-API content shapes
2026-05-04 18:01:27 -07:00
user
abbefccad4
fix(guardrails): align banned_keywords + azure_content_safety call_type gates with runtime route_type
The hooks gated on ``call_type == "completion"`` but the proxy ingress
passes ``route_type`` straight through as ``call_type`` —
``"acompletion"`` for /v1/chat/completions and ``"aresponses"`` for
/v1/responses. Tests passed because they used the literal sync
``"completion"`` value, masking the gap.

Switch both hooks to ``is_text_content_call_type`` (matches the
canonical runtime values: completion / acompletion / aresponses) and
update existing tests to assert against runtime values, plus parametrize
a regression test that pins the gate.
2026-05-04 21:27:24 +00:00
Sameer Kankute
a5a8f39845
Merge pull request #27036 from BerriAI/litellm_internal_staging
merge main
2026-05-02 11:26:44 +05:30
user
f4e7dde2d8 fix(guardrails): cover multi-choice output variants 2026-05-01 19:38:04 -07:00
user
f909fa79b5 fix(guardrails): close post-call coverage gaps 2026-05-01 19:26:40 -07:00