Commit graph

2573 commits

Author SHA1 Message Date
yuneng-jiang
94a043efb2
refactor(proxy/auth): normalize Bearer prefix in safe-hash helper (#29343)
* refactor(proxy/auth): normalize Bearer prefix in safe-hash helper

UserAPIKeyAuth._safe_hash_litellm_api_key now strips a leading
"Bearer "/"bearer " prefix before its existing sk-/JWT classification, so
the helper produces the same hashed output regardless of whether the
caller stripped the Authorization header prefix or passed the header
value through unchanged.

* refactor(proxy/auth): make Bearer-prefix strip case-insensitive

Per RFC 7235 the HTTP authorization scheme token is case-insensitive.
Replace the two-prefix loop with a single case-insensitive check so the
helper normalizes "Bearer ", "bearer ", "BEARER ", and any mixed-case
variant before classifying the remainder as sk- or JWT. The contract
test gains coverage of "BEARER " and "BeArEr ".

* test(mcp): align auth-handler test expectations with safe-hash helper

The two MCP auth tests asserted that UserAPIKeyAuth(api_key="Bearer ...")
retained the raw header bytes on the api_key field. _safe_hash_litellm_api_key
now normalizes that input — stripping the Bearer prefix and hashing the
resulting sk- key — so the expectations move to the normalized form:
the bare token in the parametrize case, and hash_token("sk-...") in the
backward-compat assertion. This matches what the real auth flow produces
(the builder strips Bearer and the DB stores the hashed token), so the
mocks now line up with production rather than with the un-normalized
validator output.
2026-05-30 14:04:22 -07:00
Shivam Rawat
2d4c13c00f
fix(mcp): preserve omitted fields on PUT /v1/mcp/server partial updates (#29253)
* fix(mcp): preserve omitted fields on PUT /v1/mcp/server partial updates

Use model_dump(exclude_unset=True) for updates so schema defaults (transport=sse,
allow_all_keys=false, etc.) are not written when callers omit them. Serialize
JSON fields from the filtered dict and only force is_byok on create.

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

* fix(mcp): allow explicit alias=None on MCP server partial updates

Snapshot caller-provided fields before normalization so omitted alias is not written while an intentional alias=None still clears the stored value.

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

---------

Co-authored-by: Cursor <cursoragent@cursor.com>
2026-05-30 12:03:22 -07:00
Shivam Rawat
ace3c65ab3
fix(mcp): preserve source_url in GET /v1/mcp/server list responses (#29249)
* fix(mcp): preserve source_url in GET /v1/mcp/server list responses

The list endpoint builds responses from the in-memory registry, but
source_url was dropped during the DB-to-registry roundtrip even though
GET /v1/mcp/server/{id} returned it correctly from the database.

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

* fix(tests/mcp): set source_url on MagicMock table records

MagicMock auto-creates source_url as a mock object, which fails MCPServer
Pydantic validation after source_url was wired through build_mcp_server_from_table.

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

---------

Co-authored-by: Cursor <cursoragent@cursor.com>
2026-05-30 12:01:22 -07:00
yuneng-jiang
12d29a38a7
tests(proxy_server): surface current behavior in tests (#29309)
* test(proxy/proxy_server): pin forwarding routes (PR2) (#28887)

* test(proxy): pin proxy_server.py forwarding-route behavior

PR2 of the proxy_server.py behavior-pinning project: fills the 12
forwarding-route test files added by the harness PR with happy + error
pins for all 52 LLM-facing routes (models, chat/completions, completions,
embeddings, moderations, audio, assistants, threads, utils, model-info,
model-metrics, queue). Every happy-path test asserts the full response
dict via normalize() so the gate enforces real shape pinning rather
than status codes.

* test(proxy): drop task-plumbing comments from PR2 test files

* test(proxy): tighten PR2 error-path status-code pins

Apply the same review feedback Greptile gave on PR1 (#28856) and PR3
(#28850) to PR2's forwarding-route tests:

- Replace permissive `>= 400` / `in (X, Y)` status assertions with the
  exact 500/405 the handler actually returns, so a regression that
  silently shifts the code now fails the pin.
- Add a body-presence check alongside each tightened status assertion
  to satisfy _pin_check.py's no-status-only rule.

---------

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

* test(proxy): pin proxy_server.py non-route surface behavior (PR1) (#28856)

* test(proxy): pin proxy_server.py non-route surface behavior (PR1)

Fills the 7 PR1 placeholder files under tests/test_litellm/proxy/proxy_server/
with behavior pins for the non-route surface of proxy_server.py:
lifecycle/init/shutdown, ProxyConfig class methods, DB-overlay config scrubbers,
spend counters, background-health helpers, OpenAPI customization, exception
handlers, and streaming-generator helpers.

233 tests cover 101 pin-list symbols (1+ happy + 1+ error each). New-tests-only
coverage on litellm/proxy/proxy_server.py: 32.80% line / 20.91% branch (PR1
gate: 25% line / 18% branch). Full directory runs in ~22s with -n 4.

Plan: https://www.notion.so/Plan-Pin-proxy_server-py-behavior-2026-05-25-36c43b8acdab81ee845fd5365128a2fc

* test(proxy): address Greptile review comments on test_lifecycle.py

- test_initialize_signature_is_async_with_expected_params: hard-code
  expected_param_count so a signature change actually trips the gate
  (previously both sides of the comparison were len(sig.parameters)).
- test_check_request_disconnection_invalid_when_connected_times_out:
  patch asyncio.sleep so the test no longer spins for ~1.2 s of real
  wall-clock; timeout lowered to 0.05 s.

---------

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

* test(proxy/proxy_server): pin control-plane routes (PR3) (#28850)

* test(proxy/proxy_server): pin misc routes (PR3, partial)

Adds happy + error tests for the misc control-plane routes:
GET /, /routes, /adaptive_router/state, /get_logo_url,
/get_image, /get_favicon.

Also gitignores .pin_list.txt (used by the pin gate).

* test(proxy/proxy_server): pin login/SSO routes (PR3, partial)

Adds happy + error tests for the 5 login/SSO control-plane routes:
GET /fallback/login, POST /login, POST /v2/login, POST /v3/login,
POST /v3/login/exchange. Mocks authenticate_user and
create_ui_token_object at their imported location.

* test(proxy/proxy_server): pin onboarding routes (PR3, partial)

Adds happy + error tests for the 2 onboarding control-plane routes:
GET /onboarding/get_token, POST /onboarding/claim_token. Wires a
MagicMock async context manager for prisma_client.db.tx() and
signs the onboarding JWT with the patched master_key.

* test(proxy/proxy_server): pin model_cost_map reload routes (PR3, partial)

Adds happy + error tests for the 5 model-cost-map control-plane routes:
POST /reload/model_cost_map, POST|DELETE|GET
/schedule/model_cost_map_reload(/status), GET /model/cost_map/source.
Attaches litellm_config to mock_prisma per-test (the table is not in
the default _PRISMA_TABLES fixture).

* test(proxy/proxy_server): pin anthropic_beta_headers reload routes (PR3, partial)

Adds happy + error tests for the 4 anthropic-beta-headers control-plane
routes: POST /reload/anthropic_beta_headers, POST|DELETE|GET
/schedule/anthropic_beta_headers_reload(/status). Stubs
db.litellm_config (not in default _PRISMA_TABLES) and monkeypatches
reload_beta_headers_config so no network calls fire.

* test(proxy/proxy_server): pin invitation routes (PR3, partial)

Adds happy + error tests for the 4 invitation control-plane routes:
POST /invitation/new, GET /invitation/info, POST /invitation/update,
POST /invitation/delete. Patches _user_has_admin_privileges /
_user_has_admin_view to avoid extensive get_user_object mocking.

* test(proxy/proxy_server): pin config CRUD routes (PR3, partial)

Adds happy + error tests for the 8 config-CRUD control-plane routes:
POST /config/update, POST|GET /config/field/update|info, GET /config/list,
POST /config/field/delete, POST /config/callback/delete,
GET /get/config/callbacks, GET /config/yaml. Attaches litellm_config
to mock_prisma per-test.

* test(proxy/proxy_server): tighten pin assertions per review

- test_routes_misc.py: `b"" in response.content` is trivially true;
  replace with `len(response.content) > 0` so an empty 405 body trips
  the gate.
- test_routes_login_sso.py: `len(response.content) >= 0` is trivially
  true; tighten to `> 0`.
- test_routes_anthropic_beta.py: replace brittle string-literal checks
  on the serialized JSON (`'"interval_hours": 12' in payload`) with
  `json.loads` + dict access so the assertion survives any serializer
  spacing.
- test_routes_config.py: `assert status_code in (404, 500)` was too
  permissive; the handler re-raises HTTPException(404) verbatim, so
  pin 404 strictly.

---------

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

---------

Co-authored-by: Claude <noreply@anthropic.com>
2026-05-29 23:17:24 -07:00
Yassin Kortam
d82eb33a60
feat(otel): typed semconv-aligned OpenTelemetry instrumentation (#28909) 2026-05-29 23:15:27 -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
af17400c38
feat(a2a): well-known agent-card discovery + LangGraph Platform mode (#28860)
* feat(a2a): well-known agent-card discovery + LangGraph Platform mode

Adds a registration-time discovery flow so admins can paste an upstream
agent URL, see its skills/capabilities, pick what to expose, and have the
proxy front it with a LiteLLM-shaped agent card.

Backend (new litellm/proxy/a2a/ module):
- fetch_well_known_card walks /.well-known/agent-card.json,
  /.well-known/agent.json, /agent.json by default. langgraph_platform
  mode hits the canonical path with ?assistant_id=<id> (LangGraph
  serves one shared endpoint per deployment).
- merge_agent_card overlays LiteLLM overrides on the upstream card:
  drops upstream url, forces protocolVersion=1.0, replaces
  securitySchemes with LiteLLMKey bearer, emits supportedInterfaces
  pointing at the proxy, filters capabilities to a small allowlist,
  strips non-v1.0 fields.
- POST /v1/a2a/discover returns the raw upstream card (admin-only) so
  the UI can render skills/capabilities for selection.
- create/update/patch agent endpoints pre-generate the agent_id and
  run merge_agent_card before storing, so DB.agent_card_params already
  embeds the proxy-fronted URL.

UI (ui/litellm-dashboard):
- New AgentCardDiscovery component with a parent-driven plan:
  discovery_mode + params + display URL. For LangGraph the parent
  composes (api_base, assistant_id); for pure A2A it uses the url
  field. Component hides the manual URL input when the parent drives.
- add_agent_form wires discovery for every non-custom agent type and
  overlays the user's selections onto agent_card_params at submit,
  fixing the bug where dynamic agent forms ignored discovery picks.

Completion-bridge fixes (paired):
- Add kind: "message" to A2A response messages and unwrap result
  so it's a Message directly per spec (matches a2a SDK
  SendMessageResponse validation).
- Forward A2A metadata to LangGraph runs via extra_body.metadata.

* fix(a2a): preserve agent url, fix streaming chunk envelope, and protect forwarded metadata

- Streaming chunk: move final out of the message object into the
  result envelope per the A2A spec.
- Agent card merge: keep upstream url on the stored card so the
  runtime invocation path can locate the upstream backend; the public
  well-known endpoint already rewrites this field to the proxy URL
  before exposing it to clients.
- Completion bridge: apply A2A forward metadata after merging
  litellm_params so an agent-configured extra_body cannot
  overwrite the forwarded metadata.

Co-authored-by: Yassin Kortam <yassin@berri.ai>

* fix(a2a): fix legacy streaming chunk, agent card test, and metadata merge

- providers/litellm_completion: move 'final' out of the message object
  into the result envelope per the A2A spec (matches the bridge fix).
- agent endpoints test: the runtime invocation path now preserves the
  top-level 'url' on the stored card, so update the assertion to match.
- completion bridge metadata: when forwarding A2A metadata via
  extra_body.metadata, merge into any existing extra_body.metadata
  instead of replacing it, so an agent-configured metadata block is
  preserved (forward metadata still wins on key conflicts).

Co-authored-by: Yassin Kortam <yassin@berri.ai>

* fix(a2a): remove dead duplicate transformation dir; drop SSRF-prone headers field from /v1/a2a/discover

Co-authored-by: Yassin Kortam <yassin@berri.ai>

* fix(a2a): revert accidental html→index.html rename from afc8b10f

The commit afc8b10f bundled real A2A fixes alongside an unintended
re-introduction of the */index.html layout that 8513d7fc had already
reverted. Restore all 35 static-export pages back to the flat *.html
structure that matches the upstream main branch.

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

* fix(a2a): address PR review comments

UI:
- Auto-trigger discovery when connection details are filled; remove
  the "Use these selections" button (selection syncs live to parent,
  user just clicks Next).
- Edit Settings: auto-discover upstream card on open; cross-check with
  DB-stored card so only already-saved skills/capabilities are pre-ticked.
- Extract shared buildDiscoveryRequest + selectionsFromSavedAgentCard
  helpers into agent_discovery_utils.ts so both add and edit flows share
  the same logic.

Backend:
- agent_card.py: rename the proxy security requirements field from the
  non-standard ``securityRequirements`` to the spec-correct ``security``
  key (matches AgentCard TypedDict and A2A/OpenAPI convention).
- agent_card.py: remove ``securityRequirements`` from _ALLOWED_TOP_LEVEL_KEYS.
- endpoints.py: _build_merged_agent_card now forwards agent_name and
  description from the request so the stored card reflects the admin-
  supplied name, not just whatever the upstream card advertised.
- utils.py: remove overly-broad ``or "parts" in result`` fallback; use
  ``kind == "message"`` check only to avoid false matches on future
  result types that happen to include a ``parts`` field.
- test_agent_card.py: update assertions to expect ``security`` key.

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

* fix: restore Next.js metadata directories to match upstream main

The previous revert removed __next.* metadata subdirectories from git
tracking entirely, but these directories exist on origin/main alongside
the flat .html files. Restore them via checkout from origin/main so the
PR diff only reflects actual code changes.

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

* fix(a2a): drop dead headers option from discoverAgentCardCall

The backend /v1/a2a/discover endpoint no longer accepts a headers field
(removed in 78591b2 for SSRF safety), so any headers passed through
DiscoverAgentCardOptions were silently discarded by the API request
body. Remove the field and the conditional that copies it onto the
request body.

* fix(a2a): skip merge for non-A2A agents and align pydantic-ai result shape

The agent create/update/patch handlers ran the LiteLLM-fronting merge
unconditionally, so registrations that did not provide
agent_card_params still ended up with a synthesised card carrying
supportedInterfaces, securitySchemes, and default skills. Gate the
merge on a non-empty agent_card_params so plain chat/LLM agents stay
non-A2A in the registry.

Also move kind: 'message' inside the a2a_message dict in the Pydantic
AI non-streaming response so its construction matches the completion
bridge rather than spreading kind on top of a separate dict.

* Fix three bugs in A2A discovery flow

1. UI: Stabilize discoveryRequest deps to avoid redundant /v1/a2a/discover
   API calls. The parent rebuilds the discoveryRequest object on every form
   keystroke, so depend on primitive proxies (discovery_mode + serialized
   params) rather than the object identity. Read the actual object via a
   ref inside handleDiscover.

2. Backend: Route the well-known card fetch through async_safe_get so the
   admin /v1/a2a/discover endpoint can't be used to probe private/loopback
   addresses or cloud metadata endpoints. SSRFError is a separate handled
   case so it surfaces a clear AgentCardDiscoveryError.

3. Streaming: Make openai_chunk_to_a2a_chunk emit the same flat result
   shape as the non-streaming response (kind/role/parts/messageId at the
   result level), with envelope-level 'final' added. Matches the existing
   create_artifact_update_event pattern and lets consumers read a uniform
   result shape across streaming and non-streaming.

Co-authored-by: Yassin Kortam <yassin@berri.ai>

* fix(a2a/ui): include savedAgentCard in handleDiscover deps

The previous deps list omitted savedAgentCard, so handleDiscover (and
the resetSelections it calls) kept the closure's saved-card value even
after the parent refetched the agent. Clicking 'Re-discover' would
then pre-select skills against stale data. Adding savedAgentCard to
the deps array forces the callback to refresh whenever the saved card
changes.

Co-authored-by: Yassin Kortam <yassin@berri.ai>

* fix(a2a): align pydantic-ai test + docstring with direct-Message result shape

The non-streaming A2A response was changed so that `result` is the Message
itself (kind="message"), per spec / SendMessageResponse. Update the
PydanticAITransformation._transform_to_a2a_response test and docstring that
still described the old `result.message` envelope so internal consumers
match the producer.

* fix(a2a): strip additionalInterfaces and let configured metadata win over A2A request

- merge_agent_card no longer carries upstream additionalInterfaces through;
  storing those alternate URLs would let authenticated agent callers reach
  the backend directly and bypass proxy auth/budget/logging.
- apply_forward_metadata_to_completion_params now layers client-supplied A2A
  metadata UNDER any agent-owner-configured extra_body.metadata, so server-set
  run metadata stays authoritative on key conflicts.

* fix(agents): merge agent card even when agent_card_params is an empty dict

Treat an explicitly provided empty agent_card_params ({}) as 'card
provided but empty' instead of 'no card', so the LiteLLM-fronting merge
still injects securitySchemes, supportedInterfaces, and protocolVersion.
Without this, the well-known endpoint could serve a bare card with only
a rewritten url, advertising no authentication to A2A clients.

Co-authored-by: Yassin Kortam <yassin@berri.ai>

* refactor(a2a): drop dead openai_chunk_to_a2a_chunk helper

The deprecated single-chunk helper has no callers anywhere in the
codebase — the streaming path emits proper A2A events via
create_task_event / create_status_update_event /
create_artifact_update_event in handler.py. Removing the dead method
also eliminates the inconsistency where the unused chunk inlined the
envelope-level final flag inside the Message result.

* fix(a2a): scope a2a lazy-feature so it doesn't subsume /v1/a2a/discover

- _lazy_features.py: use /a2a prefix + /message/send suffix for the
  a2a feature so a request to /v1/a2a/discover no longer triggers the
  a2a_endpoints module to load alongside a2a_registration.
- agent_endpoints/endpoints.py: drop the no-op description override
  kwarg from _build_merged_agent_card and its three call sites. The
  upstream card's description is already preserved by merge_agent_card's
  deepcopy, so passing it explicitly did nothing.

* style: black-format litellm/a2a_protocol/litellm_completion_bridge/transformation.py

* fix: address PR bugfix review for a2a discovery + metadata forwarding

- agent create form (add_agent_form.tsx): drop the skills.length > 0
  guard so an admin can clear all discovered skills during creation,
  matching the edit form's overlay behavior (consistency between
  create and edit flows).

- agent_card_discovery.tsx: stop including savedAgentCard in the
  handleDiscover useCallback deps. Read it via a ref inside
  resetSelections instead, so a parent-driven re-render that hands us
  a new savedAgentCard object reference (e.g. a background refresh of
  the agent record) does not recreate handleDiscover and re-fire the
  auto-discover effect, which would otherwise overwrite in-progress
  user edits in parent-driven mode (debounceMs = 0).

- a2a_endpoints.invoke_agent_a2a: skip 'metadata' when moving
  litellm params off of A2A MessageSendParams into body. The A2A
  protocol defines params.metadata as a first-class request-level
  field, and the completion bridge's get_forward_metadata is supposed
  to merge it with message.metadata. Previously the proxy always
  stripped params.metadata before constructing MessageSendParams, so
  the params-level branch in get_forward_metadata was dead code in
  the proxy flow.

Co-authored-by: Yassin Kortam <yassin@berri.ai>

* fix(a2a): return 404 from get_agent_card when agent has no card

* fix(agents): apply discovery overlay uniformly on create and dedupe ALLOWED_CAPABILITY_KEYS

- buildAgentData now applies overlayDiscoveredCardParams after every
  non-custom branch (a2a, use_a2a_form_fields, dynamic) so types with
  credential_fields no longer silently drop discovered skills,
  capabilities, input/output modes, provider, and icon/doc URLs on
  submit. Mirrors the edit flow in agent_info.tsx.
- Export ALLOWED_CAPABILITY_KEYS from agent_discovery_utils and import
  it in agent_card_discovery so the rendering and selection-filtering
  logic share a single source of truth.

Co-authored-by: Yassin Kortam <yassin@berri.ai>

* ci(proxy-endpoints): wire tests/test_litellm/proxy/a2a into the shard

The two new test files (test_discovery.py, test_agent_card.py) were
not picked up by any pytest path, so their coverage never reached
codecov and patch coverage fell below the auto target.

* fix(ui): overlay discovered name/description in create flow for dynamic agents

Mirror the edit-form overlay in agent_info.tsx so dynamic agent types
(e.g. LangGraph) whose forms don't register name/description as
Form.Items don't silently lose those discovery-panel edits on save.

Co-authored-by: Yassin Kortam <yassin@berri.ai>

* fix(a2a): default merged agent card version, null-guard runtime URL lookup, scope discovery auto-fire to A2A types

- merge_agent_card now defaults version to 1.0.0 when upstream omits it
  (A2A v1.0 schema requires the field).
- invoke_agent_a2a guards against agent_card_params being None so plain
  chat agents routed via the A2A path return a JSON-RPC error instead of
  AttributeError.
- buildDiscoveryRequest no longer falls back to any URL-shaped credential
  field for non-A2A agent types (Azure AI Foundry, Bedrock AgentCore,
  Vertex). Discovery only auto-fires for pure A2A and use_a2a_form_fields
  runtimes; the manual URL input remains available as an escape hatch.

* fix(ui): extract overlayDiscoveredCardParams + debounce parent-driven discovery

Two findings from greptile review:

1. `overlayDiscoveredCardParams` was copy-pasted between `add_agent_form.tsx`
   and `agent_info.tsx`. Move it to `agent_discovery_utils.ts` so the create
   and edit flows share the same overlay logic and there's only one place to
   update when discovered fields change.

2. `agent_card_discovery.tsx` used a zero-debounce path for parent-driven
   mode, which fires one discovery HTTP request per keystroke when an admin
   types into the parent form's URL / api_base / assistant_id fields (the
   parent rebuilds the plan from watched form values every render). Apply
   the same 400ms debounce uniformly.

* fix(a2a): preserve discovery name edit, default discovery headers, sync url on re-discover

- _build_merged_agent_card: prefer card-supplied name over agent_name so
  the discovery panel's editable 'Name (shown to API clients)' value is
  not silently overwritten by the internal identifier.
- async_safe_get call in fetch_well_known_card: pass headers or {} to
  avoid TypeError({**None, 'Host': ...}) when URL validation is enabled
  in production (default).
- agent_info handleApplyDiscoveredCard: set url: selection.upstream_url
  in fieldsToSet so re-discovery during edit refreshes the form's URL
  field for pure A2A agents (matches add_agent_form).

Co-authored-by: Yassin Kortam <yassin@berri.ai>

* fix(a2a): scrub upstream url from /public/agent_hub cards

Public agent_hub returned agent_card_params verbatim, exposing the
retained upstream backend url to unauthenticated callers. Rewrite the
url to the proxy /a2a/{agent_id} entrypoint on response, matching the
behavior of the authenticated well-known agent-card endpoint, so the
backend cannot be reached outside LiteLLM's auth, budget, and logging
path.

* fix(a2a): include suffix-matched routes in lazy warm openapi fragment

---------

Co-authored-by: Cursor Agent <cursoragent@cursor.com>
Co-authored-by: Yassin Kortam <yassin@berri.ai>
Co-authored-by: mateo-berri <277851410+mateo-berri@users.noreply.github.com>
2026-05-29 20:50:42 -07:00
Sameer Kankute
83fcacad08
fix(mcp): ignore stale ids on key save (#29128)
* fix(mcp): ignore stale server ids during key permission validation

Prevent virtual key save failures when object_permission still includes MCP server IDs that were deleted from the registry. The validator now drops stale IDs before team scope checks and adds coverage for stale-ID and active unauthorized-ID behavior.

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

* fix(mcp): use DB find_many to detect stale server IDs, add tool-permission test

Addresses greptile feedback on PR #29128:

P1 – Race-condition / authoritative-signal concern:
  Extract _get_stale_mcp_server_ids() helper that performs a single
  DB find_many (LiteLLM_MCPServerTable) when prisma_client is available,
  making server-existence checks authoritative even during in-memory
  registry warm-up. Falls back to the in-memory registry only when no
  DB client is present (config-only deployments / unit tests).
  Pass prisma_client through both call sites in key_management_endpoints.

P2 – Missing test coverage for mcp_tool_permissions:
  Add test_validate_stale_ids_in_mcp_tool_permissions_silently_dropped
  to confirm stale server IDs that appear only as keys in
  mcp_tool_permissions are also stripped without raising 403.

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

* fix(mcp): also check in-memory registry when DB is present to avoid misclassifying config-file servers as stale

Config-file MCP servers are never written to LiteLLM_MCPServerTable, so a
DB-only query would classify them as stale and silently drop their IDs from
the authorization check, allowing unauthorized key access.

Fix: treat a server ID as stale only when it is absent from BOTH the DB and
the in-memory registry (which holds config-file servers).

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

* fix(mcp): normalize server aliases on key save

Co-authored-by: Sameer Kankute <Sameerlite@users.noreply.github.com>

* fix: remove unused stale MCP helper and capture normalized object_permission on key generation

Co-authored-by: Yassin Kortam <yassin@berri.ai>

* test(mcp): keep validate_key_mcp_servers_against_team stub in sync with return contract

validate_key_mcp_servers_against_team now returns the (normalized) object_permission, and the key-generation helper assigns that return value back into the request data. The two key-generation tests stubbed the function with a bare AsyncMock, whose default MagicMock return value clobbered object_permission and skipped permission-record creation. Make the stubs pass object_permission through unchanged.

* fix(mcp): preserve provided object_permission fields on key update

The key-update path reconstructs data.object_permission from a full
model_dump(), which marks every field as set. Downstream
model_dump(exclude_unset=True) then emits models/blocked_tools/
search_tools as None, and those are non-nullable array columns, so the
Prisma write fails whenever the UI submits object_permission with only a
subset of fields populated (e.g. a TPM/RPM-only edit). Build the dict
with exclude_unset=True so the normalized object_permission keeps the
caller's original field set.

---------

Co-authored-by: Cursor <cursoragent@cursor.com>
Co-authored-by: Sameer Kankute <Sameerlite@users.noreply.github.com>
Co-authored-by: Yassin Kortam <yassin@berri.ai>
Co-authored-by: mateo-berri <277851410+mateo-berri@users.noreply.github.com>
2026-05-29 20:50:24 -07:00
Sameer Kankute
c792df64d2
feat(mcp): support stateless and stateful clients via session-id routing (#26857)
* feat(mcp): support stateless and stateful clients via session-id routing

- Add session_manager_stateful (stateless=False) alongside stateless
- Route by mcp-session-id: has ID → stateful, initialize (no ID) → stateful, else → stateless
- Peek POST body to detect initialize for routing; replay via wrapped receive
- Handle stale session IDs for both managers
- Add test_mcp_routing_initialize_to_stateful_no_session_to_stateless
- Update test_valid_mcp_session_id_is_preserved, test_concurrent_initialize_session_managers

Made-with: Cursor

* fix(mcp): respect stateful routing and harden initialize detection

Ensure streamable MCP requests are dispatched via the computed target session manager, and guard initialize detection against non-object JSON bodies. Update stale-session test patches to target the stateful manager so routing assertions remain correct.

Made-with: Cursor

* test(mcp): patch stateless/stateful managers in concurrency init test

Update concurrent session-manager initialization test to patch session_manager_stateless and session_manager_stateful directly, matching initialize_session_managers() behavior and preventing NameError from undefined mocks.

Made-with: Cursor

* Fix tests

* Fix tests

* Fix MCP stateful routing edge cases

* Fix stateful MCP auth context refresh

* Fix MCP stateful session cleanup

* fix(mcp): bind stateful sessions to creator and reject hijacks

Stateful mcp-session-id was usable by any authenticated proxy caller. Track
the session creator's hashed API key (or user_id) when a new session is
issued and reject mismatched callers with 403 before _set_or_update_auth_context
overwrites the stored MCPAuthenticatedUser. Also formats nested with-statements
in test_mcp_stale_session.py and fixes a pre-existing AsyncMock mismatch in
test_stale_mcp_session_id_is_stripped.

* fix(mcp): serialize concurrent requests on same stateful session

Bugbot's 'Concurrent requests share context' finding: _update_auth_context
mutates the single MCPAuthenticatedUser stored per session in place on
every request, so two requests sharing one mcp-session-id can overwrite
each other's mcp_servers / auth headers / oauth state / client_ip while
in-flight callbacks are still reading the same object.

Owner-binding alone narrows this to same-principal racing, but the
in-place mutation race remains. Add a per-session asyncio.Lock around
handle_request so concurrent same-session requests run sequentially. The
lock is allocated on demand and torn down with the rest of the session
state on DELETE / idle expiry.

Co-authored-by: Mateo Wang <mateo-berri@users.noreply.github.com>

* fix(mcp): include OAuth2 bearer in stateful session owner fingerprint

UserAPIKeyAuth() for OAuth2 passthrough has no api_key/user_id, so every
OAuth caller fingerprinted to "anonymous" and could hijack another OAuth
caller's mcp-session-id. Hash the upstream Authorization header into the
fingerprint as oauth:<sha256>.

* fix(mcp): don't hold stateful session lock for streaming GETs

The per-session lock wraps handle_request, so a long-lived GET (SSE
stream held open for the life of the session) would block every
subsequent POST on the same mcp-session-id. Only POST/DELETE mutate the
shared MCPAuthenticatedUser, so it's sufficient to serialize those —
GETs run lock-free and stream concurrently.

* fix(mcp): allow None user_api_key_auth in MCPAuthenticatedUser

The set_auth_context / _set_or_update_auth_context / _update_auth_context
helpers in server.py all accept Optional[UserAPIKeyAuth] and pass it
straight into MCPAuthenticatedUser, but the dataclass-style constructor
typed user_api_key_auth as required UserAPIKeyAuth. Mypy flagged this on
the stateful-routing branch:

  server.py:3227: error: Incompatible types in assignment (expression
    has type "UserAPIKeyAuth | None", variable has type "UserAPIKeyAuth")
  server.py:3255: error: Argument "user_api_key_auth" to
    "MCPAuthenticatedUser" has incompatible type "UserAPIKeyAuth | None";
    expected "UserAPIKeyAuth"

Widen the parameter type to Optional[UserAPIKeyAuth] to match the call
sites. Runtime behavior is unchanged.

Co-authored-by: Mateo Wang <mateo-berri@users.noreply.github.com>

* style: replace with new alias

* fix(mcp): fall back to client_ip in stateful session owner fingerprint

Addresses Greptile review on PR #26857: when no API key, user_id, or
OAuth bearer is available (e.g. unauthenticated/passthrough callers),
the owner fingerprint collapsed to a single 'anonymous' value, allowing
two unrelated callers to drive each other's stateful MCP sessions.

Fold client IP into the fingerprint as a fallback identity signal so
distinct anonymous sources do not share an owner identity.

Co-authored-by: Mateo Wang <mateo-berri@users.noreply.github.com>

* Fix active stateful MCP session cleanup

* test(mcp): cancel leaked stateful auth-context cleanup task

initialize_session_managers() spawns a real asyncio.create_task running
_cleanup_expired_stateful_session_auth_contexts(). The
test_concurrent_initialize_session_managers test was saving and
restoring the session-manager context-manager globals but did not save,
cancel, or restore _stateful_auth_context_cleanup_task.

Because pyproject.toml sets asyncio_default_fixture_loop_scope=session,
the event loop is shared across tests in the same session, so the
leaked task kept running against module-level dicts for the rest of the
test run. Save and cancel the task in the finally block so the test
fully cleans up after itself.

Co-authored-by: Mateo Wang <mateo-berri@users.noreply.github.com>

* Fix stateful MCP session fingerprinting

* Hash MCP session user owner fingerprints

* Fix stale MCP session DELETE cleanup

* fix(mcp): harden owner fingerprint hashing for non-str api keys

_owner_fingerprint_for assumed api_key/user_id supported .encode();
MagicMock-based tests (and any non-str truthy values) crashed with
TypeError before routing. Only hash str/bytes secrets; fall through
otherwise so MCP routing and session tests behave correctly.

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

* Fix MCP stateful cleanup loop resilience

* Fix stateful MCP initialize auth capture

* fix(mcp): drop orphan per-session lock when auth context absent

Defensive cleanup for _stateful_session_locks entries created on
sessions that never enter _stateful_session_auth_contexts. The
periodic cleanup loop only iterates auth_context_last_seen, so such
locks would otherwise live forever. Add a test that reproduces the
leak and verifies the request finalizer pops the lock.

Co-authored-by: Mateo Wang <mateo-berri@users.noreply.github.com>

* chore(mcp): trim verbose comment on lock cleanup

Co-authored-by: Mateo Wang <mateo-berri@users.noreply.github.com>

* Fix stateful MCP delete failure tracking

* fix test

* fix(mcp): cap routing-peek body size to bound pre-dispatch memory

Authenticated clients that POST without an mcp-session-id forced the proxy
to buffer the entire request body before routing, since the peek loop
drained every body chunk to decide whether the JSON-RPC method was
'initialize'. Cap the peek at 4 KB (more than enough for an initialize
envelope) and let the remainder stream through wrapped_receive into the
downstream handler.

* test: replace dall-e-3 with gpt-image-1 in health check and router tests (#27813)

OpenAI returns 'The model dall-e-3 does not exist' for the test account,
breaking test_openai_img_gen_health_check and test_image_generation.
Switch to gpt-image-1, matching the existing TestOpenAIGPTImage1 pattern.

* fix(tests): drop dall-e-only test classes; route live image tests via gpt-image-1

Second wave of failures from the 2026-05-12 DALL-E shutdown:
- tests/image_gen_tests/test_image_edits.py::TestOpenAIImageEditDallE2
  and tests/image_gen_tests/test_image_generation.py::TestOpenAIDalle3
  are explicitly named for the deprecated models and can't pass; remove.
  gpt-image-1 coverage already exists in sibling classes.
- tests/local_testing/test_router.py image gen tests use dall-e-3 only
  as a routing example; swap to gpt-image-1.
- tests/local_testing/test_custom_callback_input.py image_generation
  success/failure paths swapped to gpt-image-1.

* Fix MCP initialize session active tracking

Co-authored-by: Yassin Kortam <yassin@berri.ai>

* Fix MCP reinitialize session tracking

Co-authored-by: Yassin Kortam <yassin@berri.ai>

* Fix MCP reinitialize auth context aliasing

Co-authored-by: Yassin Kortam <yassin@berri.ai>

* Apply black formatting after merge

Co-authored-by: Mateo Wang <mateo-berri@users.noreply.github.com>

* Run owner-binding 403 before consuming POST body

Co-authored-by: Mateo Wang <mateo-berri@users.noreply.github.com>

* Harden MCP routing peek bound and stateful purge race

Co-authored-by: Mateo Wang <mateo-berri@users.noreply.github.com>

* Remove inadvertently committed Next.js build artifacts

Co-authored-by: Mateo Wang <mateo-berri@users.noreply.github.com>

* Run owner check before stale MCP session cleanup

Co-authored-by: Mateo Wang <mateo-berri@users.noreply.github.com>

* fix(mcp): reverse cleanup ordering to terminate transport before clearing owner

Reverses _purge_expired_stateful_session_auth_contexts so the transport
is popped from server_instances and terminated BEFORE owner/auth tracking
is cleared. The previous order left a window where _stateful_session_owners
was already empty but server_instances still served the session, so a
concurrent request would observe expected_owner is None and bypass the
owner-binding check. Addresses Greptile review on PR #26857.

Co-authored-by: Mateo Wang <mateo-berri@users.noreply.github.com>

* test(mcp): fully reset stateful session tracking in auth-context refresh test

Use _remove_stateful_session_tracking in teardown so the test no longer
leaks _stateful_session_auth_context_last_seen and _stateful_session_locks
between tests, matching the cleanup used by the sibling stateful tests.

* fix(mcp): cap concurrent stateful sessions per caller to bound memory

---------

Co-authored-by: Cursor Agent <cursoragent@cursor.com>
Co-authored-by: mateo-berri <277851410+mateo-berri@users.noreply.github.com>
Co-authored-by: Mateo Wang <mateo-berri@users.noreply.github.com>
Co-authored-by: Sameerlite <sameerlite@users.noreply.github.com>
Co-authored-by: yuneng-jiang <yuneng@berri.ai>
Co-authored-by: Yassin Kortam <yassin@berri.ai>
Co-authored-by: Claude Babysitter <claude@anthropic.com>
Co-authored-by: mateo-berri <mateo@berri.ai>
2026-05-29 20:30:36 -07:00
Sameer Kankute
70d2748d80
fix(proxy): map stripped batch body.model to proxy alias for auth (#29264)
* fix(proxy): map stripped batch body.model to proxy alias for auth

replace_model_in_jsonl rewrites JSONL body.model to the provider id before
upload; batch file access checks must resolve that id back to model_name
so keys granted the proxy alias are not rejected with 403.

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

* fix(proxy): surface resolved proxy alias in batch file 403 detail

---------

Co-authored-by: Cursor <cursoragent@cursor.com>
Co-authored-by: mateo-berri <277851410+mateo-berri@users.noreply.github.com>
2026-05-29 19:58:04 -07:00
ryan-crabbe-berri
909a5f597a
fix(mcp): resolve key.access_group_ids → MCP servers (ungated) (#29195)
* fix(mcp): resolve key.access_group_ids → MCP servers (ungated)

A teamless virtual key whose unified access_group_ids grant an
MCP-granting access group now sees and can call that server instead of
getting an empty list / 403. The key path previously read only the
legacy object_permission; this folds key.access_group_ids into the
key's base scope (ungated), mirroring can_key_call_model's fallback.
The gated assigned_*-checked override is unchanged.

* fix(mcp): expand name/alias entries in key access-group servers

access_mcp_server_ids may hold server names/aliases, not just ids. The
new ungated key path now runs them through expand_permission_list at the
source, so the early-return and union branches both surface resolved ids
— matching the legacy object_permission path and the gated extras path.
2026-05-29 15:07:12 -07:00
michelligabriele
68852ef165
fix(teams): expose keys_count on /v2/team/list and wire UI Resources badge (#28502) 2026-05-29 17:39:07 +05:30
Sameer Kankute
eef1ec3e8d
fix(proxy): enforce tag budgets for key-level tags (#29108)
* fix(proxy): enforce tag budgets for key-level tags

Merge API key metadata.tags into request_data before _tag_max_budget_check
so per-tag budgets apply when tags are set on the key at creation time.

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

* fix(auth): avoid false reject for key-inherited tags

Run reject_clientside_metadata_tags before key-tag injection, then inject key metadata tags immediately before tag budget checks so key tags still enforce budgets without being treated as client-supplied tags.

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

---------

Co-authored-by: Cursor <cursoragent@cursor.com>
2026-05-28 11:39:02 -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
ryan-crabbe-berri
ea015332d8
fix(mcp): resolve team.access_group_ids → MCP servers (#28997)
* fix(mcp): resolve team.access_group_ids → MCP servers

A virtual key whose team has an MCP-granting access group attached
via /v1/access_group now sees that server through /v1/mcp/server (and
can call tools on it) instead of getting an empty list. The runtime
already resolves the key's unified access_group_ids; this adds the
symmetric resolution on the team side, mirroring the model-side
pattern in can_team_access_model — the group being on the team is
itself the gate, so no assigned_team_ids re-check is needed.

Resolves #27657

* chore(mcp): address greptile review on team access-group resolver

Forward already-imported prisma_client / user_api_key_cache /
proxy_logging_obj to _get_mcp_server_ids_from_access_groups so it
skips its lazy re-import path. Update test docstring + assertions to
reflect that the resolver is invoked with [] (and short-circuits
without DB access) rather than skipped entirely.
2026-05-27 12:36:50 -07:00
michelligabriele
9c0a98c9f1
fix(proxy): exclude proxy_server_request from its own body snapshot (#28618) 2026-05-26 14:16:12 -07:00
ryan-crabbe-berri
123a9ce487
fix(mcp): extend key access-group union to MCP servers (#28890)
A key's unified access_group_ids now extend the team's MCP scope instead
of being capped by it — mirrors the model-side union from LIT-2404. The
group's assigned_team_ids / assigned_key_ids still gate the override, so
team members can't pull in MCPs via a foreign team's group.

Resolves LIT-3189
2026-05-26 12:55:06 -07:00
Sameer Kankute
d52fbfb458
Litellm oss staging 250526 (#28770)
* fix(mcp): handle OAuth IdP error responses in /callback (LIT-2750)

Per RFC 6749 section 4.1.2.1, when the IdP rejects an OAuth authorization
request it redirects back to the client with ?error=...&error_description=...
and no code. The MCP /callback handler declared code and state as required
query params, so FastAPI rejected such error responses with a 422 before
the handler ran -- stranding the MCP client waiting on the loopback.

This change:
- Makes code and state optional and accepts the RFC-defined error,
  error_description, and error_uri params.
- When state decodes to a trusted client redirect_uri, propagates the
  error params back to that URI with the client's original (un-wrapped)
  state preserved, so the client's OAuth library can surface the failure.
- When state is missing/undecryptable or the encoded redirect_uri is no
  longer trusted, renders a 400 HTML page with the (HTML-escaped) error
  details instead of leaking to an attacker-controlled redirect.
- Preserves the existing success path (code + state -> 302 to validated
  client redirect_uri with original state).

Fixes LIT-2750.

* test(mcp): regression tests for /callback handling IdP error responses (LIT-2750)

Adds a new test module covering the LIT-2750 fix: the MCP OAuth /callback
endpoint must accept IdP error responses (e.g. ?error=access_denied) per
RFC 6749 section 4.1.2.1 instead of returning a 422 because ``code`` is missing.

Coverage:
- IdP error with no state -> 400 HTML page surfacing the error.
- HTML escaping of user-controlled error / error_description fields.
- IdP error with a trusted (loopback) state -> 302 propagating
  error / error_description / original client state to the client.
- IdP error with an untrusted redirect_uri encoded in state -> 400 inline
  (no open-redirect to attacker-controlled origin).
- IdP error with an undecryptable state -> 400 HTML fallback.
- Bare GET /callback with no params -> 400 HTML (not Pydantic 422).
- Success path (code + state) still 302 to validated client redirect_uri
  with the original (un-wrapped) state preserved.

* refactor(mcp): drop unused _OAUTH_ERROR_PARAMS constant (Greptile P2)

The tuple was leftover scaffolding from an earlier draft of the LIT-2750
fix; nothing references it. The explanatory RFC 6749 §4.1.2.1 comment block
above the callback handler covers the same intent.

* fix(mcp/oauth): preserve empty original_state and clarify missing-param error in /callback

Co-authored-by: Yassin Kortam <yassin@berri.ai>

* fix(thinking): handle None thinking param in is_thinking_enabled (#28598)

Squash-merged by litellm-agent from Terrajlz's PR.

* feat(helm): support tpl rendering in podAnnotations (#28609)

Squash-merged by litellm-agent from devauxbr's PR.

* fix: apply black formatting to base_llm chat transformation

Fix CI black --check failure on is_thinking_enabled return formatting.

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

* merge main (#28836)

* fix(proxy): Bedrock Knowledge Base pass-through: preserve SigV4 headers and signed request body (#27526)

* Fix Bedrock KB pass-through SigV4 headers and signed body

Coerce botocore HeadersDict to a dict for pass-through routes. When
forward_headers is true, drop request headers that collide case-insensitively
with signed headers so client Bearer auth does not shadow AWS SigV4.
Send prepped.body as raw content so the outbound payload matches the
signature after logging hooks mutate the parsed dict.

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

* Simplify pass-through raw body handling

Read the SigV4-signed bytes directly from request.state inside
pass_through_request instead of threading a custom_raw_body argument
through three functions. Helper methods are restored to their original
signatures, and the new branch lives in one place at each httpx call site.

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

* Harden pass-through raw body read from request.state

Guard missing request.state (test fixtures) and ignore non-bytes/str
values so MagicMock does not trigger the SigV4 raw-body path.

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

* Test pass_through_request state_raw_body uses httpx content=

Cover non-streaming (async_client.request) and streaming (build_request)
paths so SigV4 bytes on request.state are not replaced by json= of a
hook-mutated dict.

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

---------

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

* chore(tests): migrate Bedrock CI to AWS account 941277531214 (#28728)

* chore(tests): migrate Bedrock CI from AWS account 888602223428 to 941277531214

The original account (888602223428) was put under a security restriction by
AWS after a root access key leaked in a PR comment. While that account works
its way through the AWS Support unlock process, Bedrock-touching CI tests have
been migrated to a fresh account (941277531214).

Changes:
  - Replace 26 hardcoded references to 888602223428 with 941277531214 across
    8 files (provisioned-model ARNs, imported-model ARNs, AgentCore runtime
    ARNs, batch execution role ARN, and example proxy config).
  - The provisioned-model and imported-model ARNs are referenced only from
    mocked unit tests — no AWS resources to recreate.
  - The batch execution IAM role has been recreated in the new account with
    the same name and equivalent permissions.
  - The two AgentCore runtimes (hosted_agent_r9jvp-3ySZuRHjLC,
    hosted_agent_13sf6-cALnp38iZD) are being recreated in the new account
    under the same names — see tools/agentcore-deploy/ in a follow-up.

CircleCI env vars AWS_ACCESS_KEY_ID / AWS_SECRET_ACCESS_KEY / AWS_REGION_NAME
were updated separately via the CircleCI API to point at the new account.

Smoke-tested locally against the new account:
  aws bedrock-runtime converse --region us-west-2 \
    --model-id us.anthropic.claude-sonnet-4-5-20250929-v1:0 \
    --messages '[{"role":"user","content":[{"text":"ping"}]}]'
  → 200, model returned 'pong'

Co-Authored-By: Claude Opus 4.7 <noreply@anthropic.com>

* chore(tests): refresh AgentCore ARN suffixes to match newly-deployed runtimes

The first migration commit replaced just the account ID, but AgentCore
auto-assigns a random 10-char suffix to every runtime on creation — we
can't reuse the original suffixes (`3ySZuRHjLC`, `cALnp38iZD`) in the
new account. Updated the AgentCore-runtime ARNs in the three files that
reference real runtime IDs (not the mock-based unit-test ARNs).

Deployed runtimes:
  arn:aws:bedrock-agentcore:us-west-2:941277531214:runtime/hosted_agent_r9jvp-Rq79QFC2fp
  arn:aws:bedrock-agentcore:us-west-2:941277531214:runtime/hosted_agent_13sf6-4046UzHSwy

Both runtimes are status=READY and pass a smoke invoke:
  $ aws bedrock-agentcore invoke-agent-runtime --agent-runtime-arn ... --payload '{"prompt":"ping"}'
  → 200, {"result": "echo: ping"}

The agent is a minimal echo (see /tmp/agentcore_deploy/agent.py for the
deploy artifacts). Tests that only verify the SDK wiring will pass; if any
test asserts on agent output content, swap the echo for the real agent.

Co-Authored-By: Claude Opus 4.7 <noreply@anthropic.com>

* chore(tests): point Bedrock batch tests at new-account S3 bucket

The account migration (888602223428 -> 941277531214) was a flat
account-ID swap, which only rewrites ARNs that embed the account
number. S3 bucket names carry no account ID, so the live Bedrock
batch tests still uploaded to `litellm-proxy` — a bucket that lives
in the old account. S3 names are globally unique, and the old account
still holds that name, so it can't be recreated in the new account.

Rename to `litellm-proxy-941277531214` (account-ID suffix guarantees
global uniqueness). The bucket must be created in 941277531214 and the
batch execution role granted s3:GetObject/PutObject/ListBucket on it
before this job is run in CI.

Co-Authored-By: Claude Opus 4.7 (1M context) <noreply@anthropic.com>

* chore(tests): point live S3 logging test at new-account bucket

Same account-ID-free blind spot as the batch bucket: `load-testing-oct`
lives in the old account and its name can't be reused globally. The
`logging_testing` CI job is wired into the workflow and runs
test_basic_s3_logging, which uploads to this bucket with the CI env
creds, then lists and deletes objects — a live dependency.

Rename to `load-testing-oct-941277531214`. The bucket must exist in the
new account with the CI IAM principal granted
s3:PutObject/GetObject/ListBucket/DeleteObject before this job runs.

Co-Authored-By: Claude Opus 4.7 (1M context) <noreply@anthropic.com>

* chore(tests): repoint Bedrock guardrail IDs to new-account guardrails

The migration left guardrail IDs untouched (no account ID in them), so
all live guardrail tests failed with "guardrail identifier or version
does not exist" against 941277531214. Recreated both guardrails in the
new account and updated the hardcoded IDs:
  - wf0hkdb5x07f -> zgkmukebruil (PII mask: PHONE + CREDIT_DEBIT_CARD,
    with explicit inputAction=ANONYMIZE so masking applies to INPUT,
    which is the source litellm's moderation hook sends)
  - ff6ujrregl1q -> 4w3d1di3snt5 (blocks "coffee"; blocked message set
    to the exact string the tests assert on)

Updated test_bedrock_guardrails.py, otel_test_config.yaml, and the
guardrailConfig in test_bedrock_completion.py. Verified locally: the 5
previously-failing guardrail tests now pass.

Co-Authored-By: Claude Opus 4.7 (1M context) <noreply@anthropic.com>

* test(bedrock): migrate legacy models to current inference profiles

The new CI account (941277531214) cannot invoke legacy Bedrock models
(AWS gates them: "marked by provider as Legacy... not actively using in
the last 30 days"). Migrated the live-call tests:
  - anthropic.claude-3-sonnet-20240229    -> us.anthropic.claude-sonnet-4-5-20250929-v1:0
  - anthropic.claude-3-haiku-20240307     -> us.anthropic.claude-haiku-4-5-20251001-v1:0
Current Claude models on Bedrock require the us. inference-profile prefix
(bare on-demand ids are rejected).

cohere.command-r-plus has no working replacement (all Cohere is legacy-
gated in the new account): swapped to claude-haiku-4-5 in provider-
agnostic param lists. amazon.titan-image-generator skipped (no working
replacement). Mocked/transformation/cost tests that reference the legacy
strings are intentionally left unchanged. Verified live against the new
account.

Co-Authored-By: Claude Opus 4.7 (1M context) <noreply@anthropic.com>

* test(bedrock): repoint SageMaker + Knowledge Base to new-account resources

These referenced account-scoped resources by hardcoded id that only
existed in the old account, so the migration's account-ID swap missed
them. Recreated in 941277531214 and repointed:
  - SageMaker endpoint jumpstart-dft-hf-textgeneration1-mp-20240815-185614
    -> litellm-ci-textgen (gpt2 on a TGI container, ml.g5.xlarge)
  - Bedrock Knowledge Base T37J8R4WTM -> LCYXFBR2TU (OpenSearch Serverless
    vector store + titan-embed-text-v2, seeded with a LiteLLM doc)
Verified live: test_sagemaker.py (12 passed) and
test_bedrock_knowledgebase_hook.py (12 passed).

Co-Authored-By: Claude Opus 4.7 (1M context) <noreply@anthropic.com>

* test(reasoning_effort_grid): skip bedrock claude-opus-4-7 cells (not entitled on 941277531214)

claude-opus-4-7 is listed in the new Bedrock CI account's foundation
models but invoke is denied (AccessDeniedException: "not available for
this account"). Bedrock access to the flagship Opus requires an AWS
Sales request, not the self-serve model-access toggle, so it can't be
enabled inline with the rest of the account migration.

Add an optional `skip_reason` to ModelEntry and set it on the
bedrock-claude-opus-4-7 entry; the grid test honors it via pytest.skip.
Cell count (231) and route coverage are unchanged, so the structural
asserts still pass. Restore coverage by deleting the one skip_reason
line once access is granted.

Co-Authored-By: Claude Opus 4.7 (1M context) <noreply@anthropic.com>

* test(bedrock): swap/skip legacy-gated models unavailable on new CI account

The migrated AWS account (941277531214) cannot access several models that
the old account could, so the remaining red CI jobs were hitting real
Bedrock "Access denied / Legacy" and "account not authorized" errors:

- image_gen: skip both Nova Canvas test classes (amazon.nova-canvas-v1:0 is
  legacy-gated), matching the existing titan skip.
- batches: skip test_async_file_and_batch (Bedrock batch inference is not
  authorized on the new account; requires an AWS support case).
- litellm_overhead: swap legacy claude-3-5-haiku for the active
  us.anthropic.claude-haiku-4-5 inference profile.
- test_completion_claude_3_function_call: swap legacy claude-3-sonnet for the
  active us.anthropic.claude-sonnet-4-5 inference profile.

https://claude.ai/code/session_01Y7zgHYu9GX29YRwV4yiWAa

* test(bedrock): fix remaining e2e legacy-model + batch failures on new CI account

- e2e_openai_endpoints: skip test_bedrock_batches_api (Bedrock batch inference
  is not authorized on account 941277531214) and migrate the missed
  s3_bucket_name in oai_misc_config.yaml to litellm-proxy-941277531214.
- build_and_test: swap legacy bedrock claude-3-sonnet for the active
  us.anthropic.claude-sonnet-4-5 inference profile in the proxy structured
  output e2e test.

https://claude.ai/code/session_01Y7zgHYu9GX29YRwV4yiWAa

* test(bedrock): make opus-4-7 + batch cells fail loudly and mock image-gen (#28791)

Replace the silent skips added for the new CI account with noisier behavior:
- reasoning-effort grid: opus-4-7 cells now fail (when AWS creds are present)
  instead of skipping, so the missing entitlement stays visible in CI; they
  still skip when AWS creds are absent (local dev)
- Bedrock batch inference tests: drop the skip so they run and fail until
  batch access is granted
- Titan + Nova Canvas image-gen tests: mock the Bedrock HTTP call so the
  transform + cost-tracking path stays under test without live model access

https://claude.ai/code/session_01MT7SWDnXUjv6e6EPG7BDjT

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

* test(bedrock): use pytest.xfail for known-failing opus-4-7 cells

Replace pytest.fail with pytest.xfail when a model has a fail_reason,
so known-broken cells stay visible as XFAIL without keeping CI red.

Co-authored-by: Yassin Kortam <yassin@berri.ai>

---------

Co-authored-by: Mateo <mateo@Mateos-MacBook-Pro.local>
Co-authored-by: Claude Opus 4.7 <noreply@anthropic.com>
Co-authored-by: Cursor Agent <cursoragent@cursor.com>
Co-authored-by: Yassin Kortam <yassin@berri.ai>

* fix(otel): export SERVER span on management-endpoint success without http_request (#28794)

Co-authored-by: Yassin Kortam <yassinkortam@Yassins-MacBook-Pro.local>

* chore(ci): merge dev branch (#28801)

* chore(proxy): route path-dependent call sites through get_request_route

Replace direct ``request.url.path`` reads in auth, ACL, routing, and
audit-log decisions with ``get_request_route(request)`` — the helper
already added in ``auth/auth_utils.py`` that returns the ASGI
``scope["path"]`` with ``root_path`` stripped. Starlette reconstructs
``url.path`` from the Host header; ``scope["path"]`` is uvicorn's
parse of the request line and matches what FastAPI dispatches on, so
it's the authoritative route for any decision that should agree with
the actual handler.

Sites:
- _experimental/mcp_server/auth/user_api_key_auth_mcp.py
- management_endpoints/mcp_management_endpoints.py
- vector_store_endpoints/utils.py
- pass_through_endpoints/pass_through_endpoints.py
- auth/route_checks.py
- litellm_pre_call_utils.py
- spend_tracking/spend_management_endpoints.py
- common_utils/http_parsing_utils.py
- management_helpers/utils.py
- health_endpoints/_health_endpoints.py

Adds regression tests in tests/proxy_unit_tests/test_proxy_routes.py
that construct a Request with scope["path"] set to a benign route and
the Host header crafted so url.path would resolve differently; each
site's decision is asserted against scope["path"].

* chore(proxy): make get_request_route imports lazy at call sites

Move the ``from litellm.proxy.auth.auth_utils import get_request_route``
imports added in the prior commit back to the function bodies that use
them. The module-level form participates in a long-standing import
cycle through ``auth_utils -> _types -> ...`` and was flagged by CodeQL
on the PR; the lazy form matches the pattern the proxy already uses
for ``user_api_key_auth`` and related helpers elsewhere in these files.

Also drop the ``RouteChecks._is_assistants_api_request`` delegation in
``_get_metadata_variable_name`` introduced in the prior commit — the
delegation pulled ``RouteChecks`` into the same cycle, and the call
site reuses the resolved route for its other branches, so inlining
the substring check is both cycle-free and avoids a redundant second
``get_request_route`` call.

Comment in test_proxy_routes.py acknowledges that the two MCP table
entries exercise ``get_request_route`` directly rather than the full
production handler (which needs ASGI scope + MCP state to invoke).

---------

Co-authored-by: shin-berri <shin-laptop@berri.ai>
Co-authored-by: user <70670632+stuxf@users.noreply.github.com>

* chore(ci): merge dev branch (#28657)

* feat(dashboard): navbar hierarchy + Agent Platform notifications (#27543)

* feat(dashboard): refine navbar zones and Agent Platform notice

Restructure the admin navbar for production users: clear product vs community
vs personal columns with vertical dividers, icon-only Slack/GitHub in a
shared chip, and Docs/Blog typography aligned on an 8px rhythm.

Add a notifications bell with popover linking to the LiteLLM Agent Platform
repo and optional mark-as-read persistence.

Promote the account control with initials avatar, single-line display name,
and navDisplayName mapping for placeholder user ids (e.g. default_user_id).

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

* fix(dashboard): address PR review — AntD buttons, public page guard, dedupe regex

- Replace raw <button> with AntD Button in BlogDropdown, NotificationsBell, UserDropdown, and test mock
- Guard NotificationsBell + container behind !isPublicPage to avoid rendering on public pages
- Remove redundant equality checks in navDisplayName (regex already covers them)
- Remove unused `lower` variable after simplification

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

---------

Co-authored-by: Cursor <cursoragent@cursor.com>
Co-authored-by: Claude Opus 4.6 <noreply@anthropic.com>
Co-authored-by: yuneng-jiang <yuneng@berri.ai>

* fix(dashboard): drop dead useHealthReadiness import in navbar

The module was removed in #27896 (replaced by useHealthReadinessDetails),
but the import survived the rebase. The symbol is unused — only
useHealthReadinessDetails is consumed in the file. Removing the dead
import unblocks the UI TypeScript build.

* fix(dashboard): align CommunityEngagementButtons test with icon-only aria-labels

The component was refactored to an icon-only chip with aria-label='LiteLLM
on GitHub' (squash #27543), but the test still asserted /star us on
github/i. Update the query to match the rendered accessible name.

* refactor(dashboard): drop unused props from NavbarProps

The navbar refactor moved user identity + dark-mode state to internal
hooks (useAuthorized, useWorker), but the NavbarProps interface still
declared userID, userEmail, userRole, premiumUser, isDarkMode, and
toggleDarkMode as required, forcing every caller to thread them through.

Drop them from the interface and all four call sites (page.tsx,
(dashboard)/layout.tsx, public_model_hub.tsx, navbar.test.tsx). Also
shrinks the destructure in layout.tsx so the now-unused locals stop
being pulled out of useAuthorized().

* refactor(dashboard): use useSyncExternalStore for NotificationsBell dismiss flag

Reads/writes of the litellmHideAgentPlatformBanner key were done
directly inside NotificationsBell via a useEffect + useState pair.
Every other localStorage-backed flag in the dashboard (Disable
ShowPrompts, DisableBouncingIcon, DisableShowNewBadge,
DisableUsageIndicator, DisableBlogPosts) is wrapped in a
useSyncExternalStore hook over localStorageUtils so all mounted
components stay in sync.

Extract useHideAgentPlatformBanner to follow the same shape, swap
NotificationsBell to consume it, and add a regression test that
two sibling bells stay in sync without a remount when one is
dismissed.

* refactor: mask credential fields in proxy settings GET responses (#28682)

* refactor: mask credential fields in proxy settings GET responses

Brings SSO settings, cache settings, and the email/Slack alerting view in
/get/config/callbacks in line with the HashiCorp Vault config-override
pattern, so persisted credentials are not transported back to the UI in
plaintext.

* refactor: harden short-value masking and hoist alerting var constant

Closes two review observations:

- mask_sensitive_keys now replaces short values (below the visible
  prefix+suffix length) with an all-mask string instead of returning them
  unchanged, so a 1-7 character credential is no longer round-tripped
  verbatim.
- _ALERTING_SENSITIVE_VARS is moved out of get_config() to a module-level
  constant, matching the analogous _SSO_SENSITIVE_FIELDS and
  _CACHE_SENSITIVE_FIELDS in the SSO and cache endpoint files.

---------

Co-authored-by: Krrish Dholakia <krrish+github@berri.ai>
Co-authored-by: Cursor <cursoragent@cursor.com>
Co-authored-by: Claude Opus 4.6 <noreply@anthropic.com>

* fix(ui): show 2-decimal precision for max_budget on key overview (#28809)

The Key Info Overview tab's Spend card truncated sub-dollar budgets to
"$0" because formatNumberWithCommas defaults to 0 decimals. The Settings
tab passes 2; align the overview so a $0.10 budget renders as "$0.10".

Resolves LIT-2845

* feat(proxy): allow `llm_api_routes` virtual keys to list MCP servers (#28442)

* feat(proxy): allow llm_api_routes virtual keys to list MCP servers

Add a new `mcp_discovery_routes` group (GET /v1/mcp/server and GET
/v1/mcp/server/{server_id}) and include it in `llm_api_routes` so that
virtual keys configured with `allowed_routes=["llm_api_routes"]` can
discover the MCP servers they have access to. Previously these calls
failed with 'Virtual key is not allowed to call this route. Only allowed
to call routes: [llm_api_routes]'.

The GET handlers already sanitize the response for restricted virtual
keys via `_sanitize_mcp_server_list_for_virtual_key`, stripping
credential-bearing fields (url, headers, env). Write methods
(POST/PUT/DELETE) on the same paths remain gated by the existing
handler-level admin role checks.

The new discovery list is intentionally kept OUT of
`mcp_inference_routes`, so `is_llm_api_route()` still returns False
for these paths — this preserves the existing contract that
DISABLE_LLM_API_ENDPOINTS must not block the Admin UI from listing MCP
servers.

Co-authored-by: ryan-crabbe-berri <ryan-crabbe-berri@users.noreply.github.com>

* refactor(proxy): make MCP discovery carve-out method-aware

Replace the `mcp_discovery_routes` group in `llm_api_routes` with a
method-aware special case inside `is_virtual_key_allowed_to_call_route`.
Virtual keys with allowed_routes=["llm_api_routes"] are now permitted
to call only GET /v1/mcp/server and GET /v1/mcp/server/{server_id} —
non-GET methods and multi-segment admin sub-paths fall through to the
existing 403. This keeps the general llm_api_routes list free of
management paths and avoids accidentally exposing POST/PUT/DELETE
writes through the route-check layer.

---------

Co-authored-by: Cursor Agent <cursoragent@cursor.com>
Co-authored-by: ryan-crabbe-berri <ryan-crabbe-berri@users.noreply.github.com>

* chore(ci): merge dev branch (#28807)

* chore(proxy): route path-dependent call sites through get_request_route

Replace direct ``request.url.path`` reads in auth, ACL, routing, and
audit-log decisions with ``get_request_route(request)`` — the helper
already added in ``auth/auth_utils.py`` that returns the ASGI
``scope["path"]`` with ``root_path`` stripped. Starlette reconstructs
``url.path`` from the Host header; ``scope["path"]`` is uvicorn's
parse of the request line and matches what FastAPI dispatches on, so
it's the authoritative route for any decision that should agree with
the actual handler.

Sites:
- _experimental/mcp_server/auth/user_api_key_auth_mcp.py
- management_endpoints/mcp_management_endpoints.py
- vector_store_endpoints/utils.py
- pass_through_endpoints/pass_through_endpoints.py
- auth/route_checks.py
- litellm_pre_call_utils.py
- spend_tracking/spend_management_endpoints.py
- common_utils/http_parsing_utils.py
- management_helpers/utils.py
- health_endpoints/_health_endpoints.py

Adds regression tests in tests/proxy_unit_tests/test_proxy_routes.py
that construct a Request with scope["path"] set to a benign route and
the Host header crafted so url.path would resolve differently; each
site's decision is asserted against scope["path"].

* chore(proxy): make get_request_route imports lazy at call sites

Move the ``from litellm.proxy.auth.auth_utils import get_request_route``
imports added in the prior commit back to the function bodies that use
them. The module-level form participates in a long-standing import
cycle through ``auth_utils -> _types -> ...`` and was flagged by CodeQL
on the PR; the lazy form matches the pattern the proxy already uses
for ``user_api_key_auth`` and related helpers elsewhere in these files.

Also drop the ``RouteChecks._is_assistants_api_request`` delegation in
``_get_metadata_variable_name`` introduced in the prior commit — the
delegation pulled ``RouteChecks`` into the same cycle, and the call
site reuses the resolved route for its other branches, so inlining
the substring check is both cycle-free and avoids a redundant second
``get_request_route`` call.

Comment in test_proxy_routes.py acknowledges that the two MCP table
entries exercise ``get_request_route`` directly rather than the full
production handler (which needs ASGI scope + MCP state to invoke).

---------

Co-authored-by: shin-berri <shin-laptop@berri.ai>
Co-authored-by: user <70670632+stuxf@users.noreply.github.com>

* fix(team): keep team_alias cache in sync on _cache_team_object writes (#28737)

* fix(team): keep team_alias cache in sync on _cache_team_object writes

_cache_team_object wrote only to the team_id:<id> cache key, but the
JWT auth path that uses team_alias_jwt_field reads from a separate
team_alias:<alias> key (get_team_object_by_alias caches under both
keys on miss, but reads only the alias-keyed one). After any
team-mutation endpoint (team_model_add, team_model_delete,
update_team, the two access-group writes) the team_id cache was
refreshed but the team_alias cache stayed stale until TTL — JWT
callers using team_alias_jwt_field kept seeing the pre-mutation
team for the full cache window.

Mirror the write under the alias key inside _cache_team_object so
every existing caller stays in sync without further changes. Skip
the alias write when team_alias is None/empty so we don't collide
across alias-less teams.

Surfaced testing the LIT-3244 cherry-pick on patch/1.86.0: the
LIT-3244 fix correctly invalidated the team_id cache but the
customer's JWT used team_alias_jwt_field, so they kept hitting the
stale alias-keyed entry.

* fix(team): delete (not overwrite) team_alias cache on _cache_team_object

The prior shape of this PR wrote both team_id:<id> AND team_alias:<alias>
from _cache_team_object. team_alias is NOT unique in the schema
(no @unique on LiteLLM_TeamTable.team_alias), and get_team_object_by_alias
enforces uniqueness on its own DB-fetch path (len(teams) > 1 raises).
Writing the alias-keyed cache from the generic refresh path bypassed
that check: a team admin renaming their team to collide with another
team's alias could silently overwrite the cached team for JWT-by-alias
auth, swapping the resolved team under that alias for the cache window.

Switch the alias-keyed operation from a write to a delete (mirroring
the dual-cache delete pattern in _delete_cache_key_object). After every
team write, the next JWT-by-alias reader cache-misses and falls through
to get_team_object_by_alias, which (a) re-fetches the fresh team from
DB, closing the LIT-3244 staleness gap that motivated this PR, and
(b) enforces alias uniqueness before populating either cache key.

team_id:<id> writes are unchanged — team_id is the table PK and is
guaranteed unique.

Surfaced in veria-ai review on #28739.

* fix(managed-files): anchor model_id regex so it doesn't match llm_output_file_model_id

extract_model_id_from_unified_id used `re.search(r"model_id,([^;]+)", ...)`
which substring-matches the `model_id,` inside the file-ID encoding's
`llm_output_file_model_id,<deployment_uuid>` field. parse_unified_id
then fed that deployment UUID back into the auth path as a model
candidate via _extract_models_from_managed_resource_id, and every
team-BYOK file attach 403'd with:

    team not allowed to access model. This team can only access
    models=['openai/*']. Tried to access <deployment-uuid>

The team's models list correctly contains the public name (`openai/*`)
that target_model_names matches, but the bogus UUID candidate fails
the wildcard check first.

Anchor the regex to a field boundary (`(?:^|;)model_id,`) so it
matches the legitimate top-level `model_id,<value>` field on
vector_store unified IDs and skips substring matches inside other
fields. File-IDs (which have no top-level `model_id` field) now
return None and contribute no spurious UUID candidate.

Surfaced reproducing LIT-3244 on patch/1.86.0 with the customer's
exact flow: team with openai/* BYOK deployment, JWT-scoped user,
POST /v1/vector_stores/{id}/files attaching a file uploaded with
target_model_names=openai/gpt-4o.

* fix(proxy): hydrate wildcard discovery credentials (#28284) (#28822)

* fix(proxy): hydrate wildcard discovery credentials

* fix(proxy): constrain wildcard credential hydration

Co-authored-by: Dibyo Mukherjee <dibyo@adobe.com>

* ci: add daily oss-agent-shin branch creation workflow (#28829)

Creates litellm_oss_agent_shin_MM_DD_YYYY from main every day at 00:00 UTC.
Lets us retarget oss-agent-shin fork PRs onto a canonical branch so CircleCI runs with secrets, without granting the agent write access.

Co-authored-by: shin-berri <shin-laptop@berri.ai>
Co-authored-by: yuneng-jiang <yuneng@berri.ai>
Co-authored-by: Ishaan Jaffer <ishaanjaffer0324@gmail.com>

* test(proxy): add harness for proxy_server.py behavior-pinning (#28827)

* test(proxy): add harness for proxy_server.py behavior-pinning

Creates tests/test_litellm/proxy/proxy_server/ with:
- conftest.py: 11 shared fixtures (app, client, mock_prisma, auth_as,
  mock_router with parametrized response builders, normalize, etc.)
- _coverage_check.py: per-PR coverage gate (line + branch) against a
  baseline, self-selects target by inspecting which placeholder files
  have been filled
- _pin_check.py: AST-based gate that verifies every pin-list item has
  >=1 happy + >=1 error test with a real assertion (no status-only)
- test_harness_smoke.py: 19 smoke tests covering every fixture +
  both scripts end-to-end
- 26 placeholder test files (one docstring each) reserved for
  follow-up PRs per the directory ownership in the Notion plan
- .coverage_baseline pinned at 0% so future PRs measure deltas
  against new-tests-only and aren't entangled with the broader
  scattered test suite

Adds a dedicated proxy-server job to test-unit-proxy-endpoints.yml
so this directory's runtime + coverage are tracked independently.

Plan: https://www.notion.so/36c43b8acdab81ee845fd5365128a2fc

* ci(proxy-endpoints): allow workflow_dispatch

Lets the workflow be triggered manually on a branch via
`gh workflow run`, which is needed for the verify-first
flow on workflow changes before opening a PR.

* test(proxy): address review feedback on proxy_server harness

- conftest.py: anchor sys.path insert to __file__ (Path(__file__).resolve().parents[4])
  instead of CWD-relative os.path.abspath("../../../../") which resolved
  to the wrong directory when pytest is launched from the repo root.
- _coverage_check.py: actually read .coverage_baseline and use it as
  the floor (line_min = max(target, baseline)). Closes the gap between
  the PR description's "delta semantics" and what the script was doing.
  With baseline=0.0 today this is a no-op; future PRs that update the
  baseline cause regressions (test deletions etc.) to trip the gate
  even if the static PR target is still met.
- _pin_check.py: drop unreachable startswith("_") guard
  (test_*.py glob never yields underscore-prefixed names) and read
  each test file once instead of twice.

* feat(openai): apply regional-processing cost uplift for EU/US data residency (#28626)

* feat(openai): apply regional-processing cost uplift for EU/US data residency

OpenAI charges a 10% uplift on the latest GPT models when requests are
served from a regionalized hostname (eu./us.api.openai.com).  Infer the
region from `api_base`, expose it on `kwargs["litellm_params"]["data_residency"]`,
and multiply the computed cost by a per-model
`regional_processing_uplift_multiplier_<region>` field.

https://claude.ai/code/session_012ebH44s7ohYxjoix5CXzTW

* test: allow regional_processing_uplift_multiplier_{eu,us} in model_prices schema

* fix(cost): tighten data_residency inference and restore model_cost in tests

- Only infer OpenAI data_residency when custom_llm_provider == "openai";
  drop the implicit None fallback so non-OpenAI callers can't accidentally
  pick up a regional tag from a stray OpenAI hostname.
- _local_model_cost_map fixture now snapshots and restores
  litellm.model_cost and LITELLM_LOCAL_MODEL_COST_MAP so tests don't leak
  state across the session.

* refactor(openai): move data_residency helper under llms/openai

* fix: thread data_residency through realtime stream cost calculation

Co-authored-by: Yassin Kortam <yassin@berri.ai>

* fix(cost): thread data_residency through batch_cost_calculator

Apply the OpenAI regional-processing uplift multiplier to retrieve_batch
cost paths so Batch API requests served via eu./us.api.openai.com are
priced at the same uplifted token rates as completions/transcriptions.

* refactor(openai): encapsulate provider check inside infer_openai_data_residency

Move the custom_llm_provider == "openai" guard from get_litellm_params
into the helper itself so the core utility no longer carries
provider-specific dispatch logic. Callers pass through the provider
unconditionally; the helper returns None for any non-OpenAI provider.

* fix(responses): thread data_residency through Responses logging params

The Responses API paths build their logging litellm_params dict after
provider resolution but did not include data_residency, so cost calc
saw None even when the effective api_base was a regional OpenAI host.

---------

Co-authored-by: Claude <noreply@anthropic.com>
Co-authored-by: Cursor Agent <cursoragent@cursor.com>
Co-authored-by: Yassin Kortam <yassin@berri.ai>

---------

Co-authored-by: milan-berri <milan@berri.ai>
Co-authored-by: Cursor <cursoragent@cursor.com>
Co-authored-by: Mateo Wang <277851410+mateo-berri@users.noreply.github.com>
Co-authored-by: Mateo <mateo@Mateos-MacBook-Pro.local>
Co-authored-by: Claude Opus 4.7 <noreply@anthropic.com>
Co-authored-by: Yassin Kortam <yassin@berri.ai>
Co-authored-by: Yassin Kortam <yassinkortam@Yassins-MacBook-Pro.local>
Co-authored-by: yuneng-jiang <yuneng@berri.ai>
Co-authored-by: shin-berri <shin-laptop@berri.ai>
Co-authored-by: user <70670632+stuxf@users.noreply.github.com>
Co-authored-by: Krrish Dholakia <krrish+github@berri.ai>
Co-authored-by: ryan-crabbe-berri <ryan@berri.ai>
Co-authored-by: ryan-crabbe-berri <ryan-crabbe-berri@users.noreply.github.com>
Co-authored-by: Dibyo Mukherjee <dibyo@adobe.com>
Co-authored-by: ishaan-berri <155045088+ishaan-berri@users.noreply.github.com>
Co-authored-by: Ishaan Jaffer <ishaanjaffer0324@gmail.com>

* fix: preserve OTEL response payload and remove duplicate constant

- _emit_management_endpoint_otel_span now passes result as response on success
- remove duplicate _CREDENTIAL_LITELLM_PARAM_FIELDS assignment in model_checks

Co-authored-by: Yassin Kortam <yassin@berri.ai>

* fix: address bug detection findings

- pass_through_endpoints: use request.method instead of hardcoded POST
  in streaming SigV4-signed request path for consistency with the
  non-streaming branch
- llm_cost_calc/utils: hoist DataResidency value set to a module-level
  frozenset to avoid rebuilding it on every cost calculation
- example_config_yaml/oai_misc_config: replace real-looking AWS account
  ID with placeholder 123456789012 in example bucket and role ARN

Co-authored-by: Yassin Kortam <yassin@berri.ai>

* chore(github_copilot): refresh model catalog from upstream /models API (#28055)

Aligns the github_copilot catalog with values returned by Copilot's
public /models endpoint (capabilities.limits + capabilities.supports +
model.supported_endpoints).

- Adds 10 new model entries: claude-opus-4.7, claude-sonnet-4.6,
  gemini-3-flash-preview, gemini-3.1-pro-preview, gpt-4-0125-preview,
  gpt-5.2-codex, gpt-5.4, gpt-5.4-mini, gpt-5.5, oswe-vscode-prime.
- Updates max_input_tokens for existing entries to reflect each
  model's true context window (e.g. gpt-4o-mini 64000 -> 128000,
  gpt-5-mini 128000 -> 264000, gpt-5.3-codex 128000 -> 400000,
  claude-haiku-4.5 128000 -> 200000).
- Adds supports_reasoning, supports_response_schema,
  supports_function_calling, supports_parallel_function_calling,
  supports_vision based on capabilities.supports.
- Declares supported_endpoints for entries missing it
  (e.g. gpt-3.5-turbo, gpt-4o, embeddings).
- For responses-only models (gpt-5.2-codex, gpt-5.4, gpt-5.4-mini,
  gpt-5.5), sets mode to 'responses'.
- gpt-41-copilot.mode changes from 'completion' to 'chat' because
  Copilot reports capabilities.type = 'chat'. Revertible on request.

Pricing fields and other manually-curated values are preserved.

* feat(datadog): emit litellm.overhead.latency as a standalone Datadog metric (#28831)

Adds a new `litellm.overhead.latency` gauge metric to `DatadogMetricsLogger`
(the `/api/v2/series` path). The value is sourced from
`hidden_params["litellm_overhead_time_ms"]` already computed in
`ResponseMetadata` and exposed in `StandardLoggingPayload`.

Matches the Prometheus integration which exposes the same value via
`litellm_overhead_latency_metric`. Emitted in seconds (ms ÷ 1000) for
consistency with the other latency series.

Co-authored-by: shin-berri <shin-laptop@berri.ai>
Co-authored-by: yuneng-jiang <yuneng@berri.ai>
Co-authored-by: Shin <shin@litellm.ai>
Co-authored-by: Claude Sonnet 4.6 <noreply@anthropic.com>
Co-authored-by: ishaan-berri <155045088+ishaan-berri@users.noreply.github.com>

* feat(arize): route Phoenix traces via per-project TracerProviders (#28876)

Use LRU-cached TracerProviders with project-scoped OTEL Resources so team/key
metadata routes traces correctly. On the proxy, project selection is limited to
server-controlled user_api_key_auth_metadata; client metadata fields stay banned.

* fix(arize_phoenix): skip _emit_semantic_logs on failure path

Co-authored-by: Yassin Kortam <yassin@berri.ai>

* fix(arize_phoenix): skip raw request logging and metrics on failure path

Restores pre-refactor behavior: _handle_failure no longer emits raw-request
sub-spans or records OTEL metrics, matching the original _handle_failure
that did not call these helpers.

Co-authored-by: Yassin Kortam <yassin@berri.ai>

* fix(security): close two medium telemetry trust-boundary issues

Issue 1 (arize_phoenix.py — caller-controlled telemetry routing):
- _is_proxy_request no longer detects proxy mode by checking
  user_api_key_auth_metadata in request metadata.  That field is
  user-supplied, so an authenticated caller could fake proxy-mode
  detection and have _project_from_metadata_dict read their own dict
  for project selection, routing telemetry to arbitrary Arize/Phoenix
  projects.  Proxy mode is now determined solely by the server-set
  proxy_server_request field in litellm_params.
- auth_utils.py adds user_api_key_auth_metadata to the banned request
  body params list so the proxy rejects any attempt to supply the field
  at the HTTP layer.  The field is server-reserved: it is written
  exclusively by add_user_api_key_auth_to_request_metadata from the
  authenticated key's database record after the ban check runs.

Issue 2 (management_helpers/utils.py — API key in OTEL span):
- _emit_management_endpoint_otel_span stripped plaintext credential
  fields (key, token, api_key, secret, …) from the response dict before
  passing it to the OTEL success hook.  dict(result) on a Pydantic
  GenerateKeyResponse includes the freshly-generated key field, which
  would previously be written as a span attribute to every configured
  OTEL collector/backend.

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

---------

Co-authored-by: shin-berri <shin-laptop@berri.ai>
Co-authored-by: yuneng-jiang <yuneng@berri.ai>
Co-authored-by: oss-agent-shin <ext-agent-shin@berri.ai>
Co-authored-by: Cursor Agent <cursoragent@cursor.com>
Co-authored-by: Yassin Kortam <yassin@berri.ai>
Co-authored-by: Terrajlz <info@jouleselectrictech.com>
Co-authored-by: Bruno Devaux <devaux.br@gmail.com>
Co-authored-by: milan-berri <milan@berri.ai>
Co-authored-by: Mateo Wang <277851410+mateo-berri@users.noreply.github.com>
Co-authored-by: Mateo <mateo@Mateos-MacBook-Pro.local>
Co-authored-by: Claude Opus 4.7 <noreply@anthropic.com>
Co-authored-by: Yassin Kortam <yassinkortam@Yassins-MacBook-Pro.local>
Co-authored-by: user <70670632+stuxf@users.noreply.github.com>
Co-authored-by: Krrish Dholakia <krrish+github@berri.ai>
Co-authored-by: ryan-crabbe-berri <ryan@berri.ai>
Co-authored-by: ryan-crabbe-berri <ryan-crabbe-berri@users.noreply.github.com>
Co-authored-by: Dibyo Mukherjee <dibyo@adobe.com>
Co-authored-by: ishaan-berri <155045088+ishaan-berri@users.noreply.github.com>
Co-authored-by: Ishaan Jaffer <ishaanjaffer0324@gmail.com>
Co-authored-by: rinto <54238243+ririnto@users.noreply.github.com>
Co-authored-by: Shin <shin@litellm.ai>
Co-authored-by: mubashir1osmani <mubashir.osmani777@gmail.com>
2026-05-26 11:57:39 -07:00
Shivam Rawat
fbff60e9d9
fix(proxy): strip LiteLLM policy tracking from OpenAI batch metadata (#28425)
* fix(proxy): strip LiteLLM policy tracking from OpenAI batch metadata

Batch create was failing with `Invalid type for 'metadata.applied_policies':
expected a string, but got an array instead` whenever a policy attachment
matched the request. The policy engine helpers wrote `applied_policies`,
`applied_guardrails`, and `policy_sources` into `data["metadata"]`
unconditionally, and `/v1/batches` forwarded that dict straight to OpenAI,
which only accepts string values.

- Route proxy-internal tracking into `litellm_metadata` for batch/file
  routes via a shared `_get_or_create_proxy_metadata_bucket` helper.
- Sanitize `data["metadata"]` in `create_batch` to drop known internal
  keys and non-string values before building the OpenAI request.
- Cover both behaviors with unit + endpoint tests.

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

* fix(proxy): merge metadata buckets for batch policy response headers

Ensure get_logging_caching_headers reads both metadata and litellm_metadata so policy/guardrail headers are emitted on batch routes with user metadata, and log dropped non-string OpenAI metadata at debug level.

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

---------

Co-authored-by: Cursor <cursoragent@cursor.com>
2026-05-26 11:35:42 -07:00
ryan-crabbe-berri
f75a7c6b22
fix(model-edit): allow clearing custom pricing on wildcard models (#28719)
* fix(model-edit): allow clearing custom input/output cost on wildcard deployments

A user-set pricing override on a `/model/*` wildcard deployment could not
be removed: clearing the Input/Output Cost fields in the UI succeeded
visually, but the next read still showed the old values because both
`litellm_params` and `model_info` (mirrored via `SPECIAL_MODEL_INFO_PARAMS`)
retained the original rates.

UI: when the pricing field is touched but left empty, send `null` instead
of dropping it from the payload so the backend sees the clear intent. The
cache-read-cost fallback now guards against `null` as well as `undefined`
so a cleared input cost cannot silently wipe the cache-read override.

Backend: `update_db_model` honors explicit-null clears, but ONLY for
`SPECIAL_MODEL_INFO_PARAMS` (the 4 pricing fields). Restricting the
null-clear path prevents a team-scoped caller from using this codepath to
null out privileged fields like `team_id` or access groups.

Tests cover both clear paths (`litellm_params` and `model_info`), the
SPECIAL_MODEL_INFO_PARAMS mirror, PATCH semantics for omitted fields, and
the security guard that non-pricing nulls don't reach the merged dict.

Resolves LIT-3250

* fix(model-edit): run null-clears after both merges, not interleaved

The previous version cleared `model_info` from inside the litellm_params
merge block, but the subsequent `model_info.update(...)` re-injected the
old pricing because the UI's PATCH carries the full model_info blob with
the stale values still in it. Move the explicit-null clear pass to after
both merges so a model_info passthrough cannot resurrect cleared fields.

Adds a regression test for the realistic UI submit shape (both blobs in
the patch, model_info still holding the old pricing).

* test(e2e): clear-custom-pricing flow with create/delete cleanup

Covers the dashboard model edit form's pricing-clear flow end-to-end:
seeds a deployment with custom input/output pricing, drives the UI to
clear both fields, asserts the outgoing PATCH sends explicit nulls,
and confirms via /v2/model/info that the override is gone from both
litellm_params and model_info.

The dashboard DB persists across this suite, so beforeEach creates a
uniquely-named deployment and afterEach POSTs /model/delete to leave
the DB clean regardless of test outcome.

* fix(model-edit): extend pricing clear to cache_read and cache_write costs

Pre-existing parallel of the wildcard input/output cost bug: cleared
cache_read_input_token_cost and cache_creation_input_token_cost overrides
silently persisted because the UI omitted the key (delete or fallback) and
the backend null-clear allowlist did not cover them.

- types/router.py: add cache_read_input_token_cost and
  cache_creation_input_token_cost to SPECIAL_MODEL_INFO_PARAMS, so they are
  mirrored between litellm_params and model_info by Deployment.__init__ and
  honoured by the null-clear loop in update_db_model.
- model_info_view.tsx: emit explicit null for touched-but-empty cache_read
  and cache_write fields. Preserve the input_cost->cache_read mirror only
  when cache_read itself was not touched.
- model_management_endpoints.py: update the allowlist comment.
- Tests: three new unit tests for cache clear paths and a preserve check;
  the e2e spec now seeds, clears, and asserts null PATCH + key-absence for
  all four pricing fields.
2026-05-26 09:37:23 -07:00
Mateo Wang
48d7e15b83
chore(admin-ui): regenerate static export with trailingSlash: true (#28112)
* chore(admin-ui): regenerate static export with trailingSlash: true

Rebuilds litellm/proxy/_experimental/out/ from ui/litellm-dashboard with
`trailingSlash: true` enabled in next.config.mjs. Next.js now emits every
route as <dir>/index.html (e.g. mcp/oauth/callback/index.html) instead of
<dir>.html with a sibling metadata-only directory, which fixes the 404 on
extensionless URLs served through FastAPI's StaticFiles(html=True) mount.

This is the build artifact half of the fix; the config change, Dockerfile
cleanup, and regression test live in the follow-up source PR that stacks
on top of this branch.

* fix(admin-ui): emit nested routes as <dir>/index.html (#28106)

Linear and other OAuth providers redirect the user back to
/ui/mcp/oauth/callback?code=...&state=... after the consent step. The
packaged Next.js static export only produced /ui/mcp/oauth/callback.html,
so FastAPI's StaticFiles served a 404 on the extensionless URL and the
OAuth handshake never completed.

The Dockerfile.non_root build step tried to paper over this at image-build
time with `for html_file in *.html; do ...`, but that shell glob does not
recurse, so nested routes like mcp/oauth/callback.html were left stranded
next to an empty mcp/oauth/callback/ directory containing only Next.js
metadata. The runtime restructure step in proxy_server.py was then skipped
because the .litellm_ui_ready marker had already been dropped.

Set trailingSlash: true in the dashboard's Next.js config so the export
emits every nested route as <dir>/index.html natively. The Dockerfile loop
is now a no-op for the bundled UI and has been removed; the
.litellm_ui_ready marker is still written so the proxy keeps skipping the
redundant Python restructure step at startup. Stacks on top of the static
export regeneration in the parent branch.

* chore: restore origin/litellm_internal_staging out files
2026-05-25 21:06:50 -07:00
yuneng-jiang
f38c16c71e
test(proxy): add harness for proxy_server.py behavior-pinning (#28827)
* test(proxy): add harness for proxy_server.py behavior-pinning

Creates tests/test_litellm/proxy/proxy_server/ with:
- conftest.py: 11 shared fixtures (app, client, mock_prisma, auth_as,
  mock_router with parametrized response builders, normalize, etc.)
- _coverage_check.py: per-PR coverage gate (line + branch) against a
  baseline, self-selects target by inspecting which placeholder files
  have been filled
- _pin_check.py: AST-based gate that verifies every pin-list item has
  >=1 happy + >=1 error test with a real assertion (no status-only)
- test_harness_smoke.py: 19 smoke tests covering every fixture +
  both scripts end-to-end
- 26 placeholder test files (one docstring each) reserved for
  follow-up PRs per the directory ownership in the Notion plan
- .coverage_baseline pinned at 0% so future PRs measure deltas
  against new-tests-only and aren't entangled with the broader
  scattered test suite

Adds a dedicated proxy-server job to test-unit-proxy-endpoints.yml
so this directory's runtime + coverage are tracked independently.

Plan: https://www.notion.so/36c43b8acdab81ee845fd5365128a2fc

* ci(proxy-endpoints): allow workflow_dispatch

Lets the workflow be triggered manually on a branch via
`gh workflow run`, which is needed for the verify-first
flow on workflow changes before opening a PR.

* test(proxy): address review feedback on proxy_server harness

- conftest.py: anchor sys.path insert to __file__ (Path(__file__).resolve().parents[4])
  instead of CWD-relative os.path.abspath("../../../../") which resolved
  to the wrong directory when pytest is launched from the repo root.
- _coverage_check.py: actually read .coverage_baseline and use it as
  the floor (line_min = max(target, baseline)). Closes the gap between
  the PR description's "delta semantics" and what the script was doing.
  With baseline=0.0 today this is a no-op; future PRs that update the
  baseline cause regressions (test deletions etc.) to trip the gate
  even if the static PR target is still met.
- _pin_check.py: drop unreachable startswith("_") guard
  (test_*.py glob never yields underscore-prefixed names) and read
  each test file once instead of twice.
2026-05-25 20:26:44 -07:00
yuneng-jiang
7cd98508e7
fix(team): keep team_alias cache in sync on _cache_team_object writes (#28737)
* fix(team): keep team_alias cache in sync on _cache_team_object writes

_cache_team_object wrote only to the team_id:<id> cache key, but the
JWT auth path that uses team_alias_jwt_field reads from a separate
team_alias:<alias> key (get_team_object_by_alias caches under both
keys on miss, but reads only the alias-keyed one). After any
team-mutation endpoint (team_model_add, team_model_delete,
update_team, the two access-group writes) the team_id cache was
refreshed but the team_alias cache stayed stale until TTL — JWT
callers using team_alias_jwt_field kept seeing the pre-mutation
team for the full cache window.

Mirror the write under the alias key inside _cache_team_object so
every existing caller stays in sync without further changes. Skip
the alias write when team_alias is None/empty so we don't collide
across alias-less teams.

Surfaced testing the LIT-3244 cherry-pick on patch/1.86.0: the
LIT-3244 fix correctly invalidated the team_id cache but the
customer's JWT used team_alias_jwt_field, so they kept hitting the
stale alias-keyed entry.

* fix(team): delete (not overwrite) team_alias cache on _cache_team_object

The prior shape of this PR wrote both team_id:<id> AND team_alias:<alias>
from _cache_team_object. team_alias is NOT unique in the schema
(no @unique on LiteLLM_TeamTable.team_alias), and get_team_object_by_alias
enforces uniqueness on its own DB-fetch path (len(teams) > 1 raises).
Writing the alias-keyed cache from the generic refresh path bypassed
that check: a team admin renaming their team to collide with another
team's alias could silently overwrite the cached team for JWT-by-alias
auth, swapping the resolved team under that alias for the cache window.

Switch the alias-keyed operation from a write to a delete (mirroring
the dual-cache delete pattern in _delete_cache_key_object). After every
team write, the next JWT-by-alias reader cache-misses and falls through
to get_team_object_by_alias, which (a) re-fetches the fresh team from
DB, closing the LIT-3244 staleness gap that motivated this PR, and
(b) enforces alias uniqueness before populating either cache key.

team_id:<id> writes are unchanged — team_id is the table PK and is
guaranteed unique.

Surfaced in veria-ai review on #28739.

* fix(managed-files): anchor model_id regex so it doesn't match llm_output_file_model_id

extract_model_id_from_unified_id used `re.search(r"model_id,([^;]+)", ...)`
which substring-matches the `model_id,` inside the file-ID encoding's
`llm_output_file_model_id,<deployment_uuid>` field. parse_unified_id
then fed that deployment UUID back into the auth path as a model
candidate via _extract_models_from_managed_resource_id, and every
team-BYOK file attach 403'd with:

    team not allowed to access model. This team can only access
    models=['openai/*']. Tried to access <deployment-uuid>

The team's models list correctly contains the public name (`openai/*`)
that target_model_names matches, but the bogus UUID candidate fails
the wildcard check first.

Anchor the regex to a field boundary (`(?:^|;)model_id,`) so it
matches the legitimate top-level `model_id,<value>` field on
vector_store unified IDs and skips substring matches inside other
fields. File-IDs (which have no top-level `model_id` field) now
return None and contribute no spurious UUID candidate.

Surfaced reproducing LIT-3244 on patch/1.86.0 with the customer's
exact flow: team with openai/* BYOK deployment, JWT-scoped user,
POST /v1/vector_stores/{id}/files attaching a file uploaded with
target_model_names=openai/gpt-4o.
2026-05-25 19:16:36 -07:00
ryan-crabbe-berri
66f10bceea
feat(proxy): allow llm_api_routes virtual keys to list MCP servers (#28442)
* feat(proxy): allow llm_api_routes virtual keys to list MCP servers

Add a new `mcp_discovery_routes` group (GET /v1/mcp/server and GET
/v1/mcp/server/{server_id}) and include it in `llm_api_routes` so that
virtual keys configured with `allowed_routes=["llm_api_routes"]` can
discover the MCP servers they have access to. Previously these calls
failed with 'Virtual key is not allowed to call this route. Only allowed
to call routes: [llm_api_routes]'.

The GET handlers already sanitize the response for restricted virtual
keys via `_sanitize_mcp_server_list_for_virtual_key`, stripping
credential-bearing fields (url, headers, env). Write methods
(POST/PUT/DELETE) on the same paths remain gated by the existing
handler-level admin role checks.

The new discovery list is intentionally kept OUT of
`mcp_inference_routes`, so `is_llm_api_route()` still returns False
for these paths — this preserves the existing contract that
DISABLE_LLM_API_ENDPOINTS must not block the Admin UI from listing MCP
servers.

Co-authored-by: ryan-crabbe-berri <ryan-crabbe-berri@users.noreply.github.com>

* refactor(proxy): make MCP discovery carve-out method-aware

Replace the `mcp_discovery_routes` group in `llm_api_routes` with a
method-aware special case inside `is_virtual_key_allowed_to_call_route`.
Virtual keys with allowed_routes=["llm_api_routes"] are now permitted
to call only GET /v1/mcp/server and GET /v1/mcp/server/{server_id} —
non-GET methods and multi-segment admin sub-paths fall through to the
existing 403. This keeps the general llm_api_routes list free of
management paths and avoids accidentally exposing POST/PUT/DELETE
writes through the route-check layer.

---------

Co-authored-by: Cursor Agent <cursoragent@cursor.com>
Co-authored-by: ryan-crabbe-berri <ryan-crabbe-berri@users.noreply.github.com>
2026-05-25 16:34:18 -07:00
yuneng-jiang
d98ada8c3f
chore(ci): merge dev branch (#28657)
* feat(dashboard): navbar hierarchy + Agent Platform notifications (#27543)

* feat(dashboard): refine navbar zones and Agent Platform notice

Restructure the admin navbar for production users: clear product vs community
vs personal columns with vertical dividers, icon-only Slack/GitHub in a
shared chip, and Docs/Blog typography aligned on an 8px rhythm.

Add a notifications bell with popover linking to the LiteLLM Agent Platform
repo and optional mark-as-read persistence.

Promote the account control with initials avatar, single-line display name,
and navDisplayName mapping for placeholder user ids (e.g. default_user_id).

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

* fix(dashboard): address PR review — AntD buttons, public page guard, dedupe regex

- Replace raw <button> with AntD Button in BlogDropdown, NotificationsBell, UserDropdown, and test mock
- Guard NotificationsBell + container behind !isPublicPage to avoid rendering on public pages
- Remove redundant equality checks in navDisplayName (regex already covers them)
- Remove unused `lower` variable after simplification

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

---------

Co-authored-by: Cursor <cursoragent@cursor.com>
Co-authored-by: Claude Opus 4.6 <noreply@anthropic.com>
Co-authored-by: yuneng-jiang <yuneng@berri.ai>

* fix(dashboard): drop dead useHealthReadiness import in navbar

The module was removed in #27896 (replaced by useHealthReadinessDetails),
but the import survived the rebase. The symbol is unused — only
useHealthReadinessDetails is consumed in the file. Removing the dead
import unblocks the UI TypeScript build.

* fix(dashboard): align CommunityEngagementButtons test with icon-only aria-labels

The component was refactored to an icon-only chip with aria-label='LiteLLM
on GitHub' (squash #27543), but the test still asserted /star us on
github/i. Update the query to match the rendered accessible name.

* refactor(dashboard): drop unused props from NavbarProps

The navbar refactor moved user identity + dark-mode state to internal
hooks (useAuthorized, useWorker), but the NavbarProps interface still
declared userID, userEmail, userRole, premiumUser, isDarkMode, and
toggleDarkMode as required, forcing every caller to thread them through.

Drop them from the interface and all four call sites (page.tsx,
(dashboard)/layout.tsx, public_model_hub.tsx, navbar.test.tsx). Also
shrinks the destructure in layout.tsx so the now-unused locals stop
being pulled out of useAuthorized().

* refactor(dashboard): use useSyncExternalStore for NotificationsBell dismiss flag

Reads/writes of the litellmHideAgentPlatformBanner key were done
directly inside NotificationsBell via a useEffect + useState pair.
Every other localStorage-backed flag in the dashboard (Disable
ShowPrompts, DisableBouncingIcon, DisableShowNewBadge,
DisableUsageIndicator, DisableBlogPosts) is wrapped in a
useSyncExternalStore hook over localStorageUtils so all mounted
components stay in sync.

Extract useHideAgentPlatformBanner to follow the same shape, swap
NotificationsBell to consume it, and add a regression test that
two sibling bells stay in sync without a remount when one is
dismissed.

* refactor: mask credential fields in proxy settings GET responses (#28682)

* refactor: mask credential fields in proxy settings GET responses

Brings SSO settings, cache settings, and the email/Slack alerting view in
/get/config/callbacks in line with the HashiCorp Vault config-override
pattern, so persisted credentials are not transported back to the UI in
plaintext.

* refactor: harden short-value masking and hoist alerting var constant

Closes two review observations:

- mask_sensitive_keys now replaces short values (below the visible
  prefix+suffix length) with an all-mask string instead of returning them
  unchanged, so a 1-7 character credential is no longer round-tripped
  verbatim.
- _ALERTING_SENSITIVE_VARS is moved out of get_config() to a module-level
  constant, matching the analogous _SSO_SENSITIVE_FIELDS and
  _CACHE_SENSITIVE_FIELDS in the SSO and cache endpoint files.

---------

Co-authored-by: Krrish Dholakia <krrish+github@berri.ai>
Co-authored-by: Cursor <cursoragent@cursor.com>
Co-authored-by: Claude Opus 4.6 <noreply@anthropic.com>
2026-05-25 13:48:47 -07:00
milan-berri
f45909cb81
fix(proxy): Bedrock Knowledge Base pass-through: preserve SigV4 headers and signed request body (#27526)
* Fix Bedrock KB pass-through SigV4 headers and signed body

Coerce botocore HeadersDict to a dict for pass-through routes. When
forward_headers is true, drop request headers that collide case-insensitively
with signed headers so client Bearer auth does not shadow AWS SigV4.
Send prepped.body as raw content so the outbound payload matches the
signature after logging hooks mutate the parsed dict.

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

* Simplify pass-through raw body handling

Read the SigV4-signed bytes directly from request.state inside
pass_through_request instead of threading a custom_raw_body argument
through three functions. Helper methods are restored to their original
signatures, and the new branch lives in one place at each httpx call site.

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

* Harden pass-through raw body read from request.state

Guard missing request.state (test fixtures) and ignore non-bytes/str
values so MagicMock does not trigger the SigV4 raw-body path.

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

* Test pass_through_request state_raw_body uses httpx content=

Cover non-streaming (async_client.request) and streaming (build_request)
paths so SigV4 bytes on request.state are not replaced by json= of a
hook-mutated dict.

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

---------

Co-authored-by: Cursor <cursoragent@cursor.com>
2026-05-25 19:21:55 +05:30
ryan-crabbe-berri
4148667671
Fix spend logs v2 route permissions (#28705)
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Co-authored-by: Cursor Agent <cursoragent@cursor.com>
Co-authored-by: ryan-crabbe-berri <ryan-crabbe-berri@users.noreply.github.com>
2026-05-23 16:57:14 -07:00
yuneng-jiang
5f73ad4fe7
fix(team): refresh team cache on team_model_add/delete (LIT-3244) (#28683)
* fix(team): refresh team cache on team_model_add/delete (LIT-3244)

team_model_add and team_model_delete wrote to the DB but did not
invalidate the in-memory LiteLLM_TeamTableCachedObj used by
common_checks. After the v1.83.14 common_checks centralization made
team.models authoritative on /v1/files and /v1/vector_stores/*,
adding a Team-BYOK model silently failed to grant the new public
model name to team members until the cache TTL expired (and a
removed model kept working until then on the symmetric path).

Extract the cache-refresh snippet from update_team into a small
helper and apply it consistently at all three team-write sites.

* test: also assert updated models in team-cache-refresh pin

Strengthens the LIT-3244 regression test to also assert
`call_kwargs["team_table"].models` matches the updated row,
not just `team_id`. Both `existing_team` and `updated_team`
share `team_id` in the test setup, so the previous assertion
would have passed even if the implementation accidentally cached
the pre-mutation row.

Greptile review feedback.

* fix(team): hydrate object_permission on cache-refreshing team updates

The Prisma update calls in update_team, team_model_add, and
team_model_delete returned a team row with object_permission_id set
but object_permission=None (the relation was not requested via
include=). _refresh_cached_team then wrote that to the in-memory
LiteLLM_TeamTableCachedObj, and the cache-hit path in get_team_object
returns the cached object without re-hydrating. Downstream consumers
(validate_key_search_tools_against_team, the MCP/agent authz paths)
treat a missing object_permission as no team-level restriction, so
a team-write op silently dropped object-permission enforcement until
the cache TTL expired or a DB-fetch path re-hydrated it.

Add include={"object_permission": True} to all three updates so the
refresh writes a complete cached team. Extend the LIT-3244 regression
test to pin both the cached object_permission and the include shape
on the Prisma call.

Surfaced in PR review of LIT-3244.
2026-05-23 16:41:05 -07:00
Yassin Kortam
2eab9ee2c0
perf: reduce per-request and per-chunk overhead across Anthropic streaming hot paths (#28289)
* perf: reduce per-request and per-chunk overhead across Anthropic streaming hot paths

- Introduce pure-text fast-path in `_build_complete_streaming_response` that collapses O(N) `content_block_delta` events into a single equivalent SSE event before conversion, eliminating per-output-token Pydantic `ModelResponseStream` construction; non-text streams (tool_use, thinking, citations) fall back to the unchanged legacy path
- Skip agentic streaming wrapper entirely when no callback overrides `async_should_run_agentic_loop`; the wrapper buffered every chunk and rebuilt the SSE response only to call hooks that all return `(False, {})` — a pure no-op for the default config
- Serialize request body once (`json.dumps`) for both the pre-call log input and the wire, instead of twice; avoids a full O(payload) scan per request, significant for long-context Claude Code histories
- Add fast path in `async_streaming_data_generator` that bypasses the per-chunk `async_post_call_streaming_hook` coroutine await, response-string materialization, and cost-injection call when no callback/guardrail/cost-injection is active (the default config)
- Resolve `_DD_STREAMING_TRACE_ENABLED` once at import time; eliminate per-chunk `NullSpan` context manager allocation when Datadog tracing is disabled (the default)
- Memoize `get_type_hints(AnthropicMessagesRequestOptionalParams)` with `@lru_cache(maxsize=1)` — resolves once per process instead of once per `/v1/messages` request (~80µs each)
- Hoist `cost_injection_active` out of the per-chunk loop in `chunk_processor`; eliminates repeated `getattr` + endpoint-type checks on every streamed byte chunk
- Extract `_build_passthrough_logging_result` from `_route_streaming_logging_to_handler` as a standalone static method to facilitate future off-loop dispatch
- Convert `async_sse_data_generator` from an `async for: yield` trampoline to a direct return of the underlying generator, removing one async-generator layer per streamed chunk
- Skip redundant `strip_empty_text_blocks_from_anthropic_messages` scan in `anthropic_messages_handler` when the async wrapper already sanitized (signalled via `_litellm_messages_presanitized` sentinel, popped before reaching provider params)
- Gate debug log `f-string` evaluation behind `isEnabledFor(DEBUG)` in both the streaming generator and the transformation layer to avoid serializing entire message payloads on every request at non-debug log levels
- Add benchmark script (`scripts/benchmark_anthropic_messages_perf.py`) with a local mock Anthropic SSE provider for reproducible TTFT and TPM measurement across commits/branches
- Add parity tests asserting fast-path and legacy-path produce byte-identical logged/billed payloads, plus unit tests for agentic hook detection, pre-serialized body reuse, and memoized key resolution

* perf: address greptile review for anthropic streaming hot path

- Bail to legacy in `_collapse_pure_text_chunks` when content_block_delta
  events from different block indexes are observed without an intervening
  flush. Anthropic sends blocks strictly sequentially, but defensive bail
  prevents silent text-merging if the protocol ever interleaves.
- Replace leaf-class `__dict__` check for `async_post_call_streaming_hook`
  in `_callback_capabilities` with a function-identity comparison that
  walks the MRO. A vendor base class can carry the override and the
  registered class can add nothing else; before this PR the hook was
  unconditionally invoked, so an inherited-override miss would silently
  drop the hook on the streaming path.
- Add unit tests for both behaviors.

Co-Authored-By: Claude Opus 4.7 (1M context) <noreply@anthropic.com>

* fix(mypy): narrow model_name to str in cost-injection branch

The hoisted cost_injection_active flag in chunk_processor encodes the
`bool(model_name)` requirement but mypy can't track that invariant
through the local, so the per-chunk `_process_chunk_with_cost_injection(
chunk, model_name)` calls flagged Optional[str] vs str. Pin a typed
non-None local inside the cost-injection branch so mypy narrows
correctly without changing runtime behavior.

Co-Authored-By: Claude Opus 4.7 (1M context) <noreply@anthropic.com>

---------

Co-authored-by: Yassin Kortam <yassinkortam@g.ucla.edu>
Co-authored-by: Claude Opus 4.7 (1M context) <noreply@anthropic.com>
2026-05-23 12:15:59 -07:00
Michael-RZ-Berri
3b2ce201d8
encrypt callback_vars in key/team metadata at rest (#27141)
Co-authored-by: Michael Riad Zaky <michaelr@Michaels-MacBook-Air.local>
Co-authored-by: Yuneng Jiang <yuneng@berri.ai>
2026-05-23 12:15:44 -07:00
milan-berri
7270f723de
fix(mcp): forward upstream initialize instructions on cold gateway init (#28231)
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Prefetch upstream InitializeResult.instructions before merging gateway
initialize options when YAML/DB do not set instructions, so clients receive
upstream server text on the first MCP initialize without list_tools.

Co-authored-by: Cursor <cursoragent@cursor.com>
2026-05-22 16:00:47 -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.

---------

Signed-off-by: dependabot[bot] <support@github.com>
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2026-05-22 15:59:04 -07:00
Mateo Wang
b0b25ae4b9
Include team alias in CLI JWT token (#28621) 2026-05-22 10:40:59 -07:00
Sameer Kankute
50a3f10a92
feat(proxy): persist allowlisted OIDC claims in CLI SSO poll (#28463)
* feat(proxy): persist allowlisted OIDC claims in CLI SSO poll

Map CLI_SSO_CLAIM_MAP sources into user metadata and return scalar
attribution_metadata from /sso/cli/poll. Build SSOUserDefinedValues in
cli_sso_callback so first-time CLI logins can upsert users. Add mock OIDC
scripts and tests for claim extraction and poll exposure.

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

* docs(proxy): document CLI SSO attribution_metadata in client README

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

* Delete scripts/mock_oidc_server_for_cli_sso.py

* Delete scripts/test_cli_sso_claims_e2e.py

* fix(ui_sso): preserve claim types and avoid metadata. prefix stripping

- Replace _update_dictionary with a local recursive merge so string
  OIDC claim values that happen to look numeric are not silently coerced
  to int/float when persisting CLI SSO attribution metadata.
- Use a local dot-path resolver in _extract_sso_claim_value so that
  source claim paths beginning with 'metadata.' are not silently stripped
  by get_nested_value (which is designed for LiteLLM JWT metadata, not
  arbitrary OIDC claims).

Co-authored-by: Yassin Kortam <yassin@berri.ai>

* Remove redundant metadata. prefix strip in _set_nested_metadata_value

The _parse_cli_sso_claim_map already strips the metadata. prefix from
dest keys before reaching the setter. The duplicate strip in
_set_nested_metadata_value was a no-op in normal flow but could
mis-place values for dest keys like metadata.metadata.foo.

Co-authored-by: Yassin Kortam <yassin@berri.ai>

* Fix greptile

* Fix ruff

* Move CLI SSO user defined values build inside try/except for consistent error handling

Co-authored-by: Yassin Kortam <yassin@berri.ai>

* fix(proxy): enforce restricted SSO group on CLI SSO callback

Apply verify_user_in_restricted_sso_group before CLI session completion
and user upsert, matching the UI SSO path. Re-raise ProxyException so
restricted-group denials return 403 instead of 500.

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

* fix(proxy): replace recursive CLI SSO metadata helpers with iterative merge

Use stack-based flatten/merge to satisfy recursive_detector CI. Fix mypy
types for UserApiKeyCache and user_id on CLI SSO session completion.

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

* fix: resolve nested CustomOpenID extra_fields in CLI SSO claim extraction

When GENERIC_USER_EXTRA_ATTRIBUTES captures a parent object (e.g. org_info),
extra_fields stores it as {"org_info": {"department": "..."}}. A CLI claim
map entry using a dotted path like org_info.department would silently fail
because the lookup only checked the exact flat key. Fall back to dotted-path
resolution on extra_fields before model_dump().

Co-authored-by: Yassin Kortam <yassin@berri.ai>

* fix(sso): update CLI SSO test for new received_response kwarg and remove redundant 'token' secret fragment

Co-authored-by: Yassin Kortam <yassin@berri.ai>

---------

Co-authored-by: Cursor <cursoragent@cursor.com>
Co-authored-by: Yassin Kortam <yassin@berri.ai>
2026-05-22 09:58:50 -07:00
Sameer Kankute
ef36e89638
feat(mcp): Add tool call and tool list support via UI for Oauth mcps (#28454)
* feat(mcp): cache OAuth token client-side so Tools tab loads without re-auth

After a user creates an OAuth MCP server and completes the authorization
flow, the resulting access token is now stored in sessionStorage keyed by
server_id.  The MCP Tools tab reads this cached token and includes it as
an MCP auth header when listing and invoking tools, so the user never sees
an empty tool list.  When the session ends (tab close / new browser) an
Authorize button re-triggers the flow without leaving the Tools screen.

Co-Authored-By: Claude Sonnet 4.6 (1M context) <noreply@anthropic.com>

* fix(ui/mcp): surface listMCPTools 401 errors so auth gate reappears

listMCPTools previously swallowed all errors (including HTTP 401) by
returning a synthetic { tools: [], error: 'network_error', ... } payload.
That made the useQuery retry-on-401 guard and mcpToolsError dead code,
so expired OAuth tokens never re-triggered the auth gate.

- Throw an enhanced Error with .status attached on non-2xx responses
  (still preserves the legacy shape for true network failures so the
  caller can render a generic message without crashing).
- Clear the cached OAuth session token when the tools query fails with
  401, mirroring callMCPTool's onError handler so the Authorize button
  is shown again.
- Surface mcpToolsError in the existing error banner.

Co-authored-by: Yassin Kortam <yassin@berri.ai>

* fix(mcp-tools): stable onSuccess + reuse parsed flow state

- Pass stable setOauthToken setter directly as onSuccess to avoid
  recreating useToolsOAuthFlow's resumeOAuthFlow on every render.
- Reuse the already-parsed FLOW_STATE_KEY value (peeked) instead of
  re-reading and re-parsing sessionStorage in resumeOAuthFlow.

Co-authored-by: Yassin Kortam <yassin@berri.ai>

* fix(ui/mcp): restore listMCPTools never-throws contract

The previous fix made listMCPTools throw on HTTP errors while still
returning a synthetic object on network errors. This inconsistent
contract broke existing callers (MCPToolPermissions, MCPAppsPanel,
MCPConnectPicker) which inspect result.error / result.message and
expect the function to never throw.

- Return a normalized { tools: [], error, message, status, ... }
  object on HTTP errors (instead of throwing) so all callers see a
  consistent shape and the user-visible error text from
  result.message is preserved.
- Convert the returned error object into a thrown Error inside the
  one caller that needs it — the useQuery in mcp_tools.tsx — so the
  401 retry/onError handlers still trigger and clear the cached
  OAuth token.

Co-authored-by: Yassin Kortam <yassin@berri.ai>

* fix greptile

* fix(mcp): align OAuth header alias lookup with dashboard sanitization

Backend auth header resolution now matches x-mcp-{alias} keys produced by
the dashboard sanitizer, and the Tools tab re-syncs OAuth tokens when
serverId changes.

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

* fix(mcp): widen auth header lookup types for list_tools

Accept legacy str | dict server auth maps and annotate list_tools
server_auth_header as Union[str, dict] for mypy.

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

* refactor(ui): extract shared buildCallbackUrl/clearStorage for MCP OAuth hooks

Hoist the duplicate buildCallbackUrl and clearStorage helpers out of
useToolsOAuthFlow and useUserMcpOAuthFlow into a new shared module
src/hooks/mcpOAuthUtils.ts so the two hooks cannot drift if the URL
construction or storage cleanup logic needs to change.

Co-authored-by: Yassin Kortam <yassin@berri.ai>

* fix(ui): don't gate M2M OAuth MCP servers behind interactive authorize

M2M (client_credentials) OAuth servers share auth_type="oauth2" with
interactive PKCE servers, but the backend fetches their token internally
and they typically lack a user authorization endpoint. Gating tool
listing on them rendered an Authorize button that would fail or redirect
incorrectly. Detect M2M via the presence of token_url (matching the
existing heuristic in mcp_server_edit.tsx) and skip the auth gate.

Co-authored-by: Yassin Kortam <yassin@berri.ai>

* fix(ui/mcp): return error shape when listMCPTools JSON parse fails

Restore the never-throws contract when response.json() fails on a 2xx
body so callers do not receive null and crash on result.tools.

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

---------

Co-authored-by: Claude Sonnet 4.6 (1M context) <noreply@anthropic.com>
Co-authored-by: Cursor Agent <cursoragent@cursor.com>
Co-authored-by: Yassin Kortam <yassin@berri.ai>
2026-05-22 09:04:04 -07:00
Sameer Kankute
7a93cceb9f
Add error_description and hint for oauth flows (#28471)
* Add error_description and hint for oauth flows

* Fix tests

* fix(mcp-oauth): improve redirect_uri errors without leaking internal config

Use NoReturn on _oauth_invalid_request, structured errors for BYOK loopback
validation, and refactor validate_trusted_redirect_uri to satisfy PLR0915.
Keep PROXY_BASE_URL and raw proxy_base_url in server logs only, not in the
HTTP 400 body returned to unauthenticated callers.

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

* fix(mcp-oauth): stop leaking internal proxy origin in redirect_uri 400 body

The trusted-redirect-uri rejection helper included the proxy's
resolved scheme/host/port (e.g. http://litellm-internal:4000) in both
the error_description and as a top-level proxy_origin field. Since
the OAuth /authorize endpoint is unauthenticated, any caller could
probe with a crafted redirect_uri and enumerate the internal network
topology behind a reverse proxy.

Keep full diagnostic detail in the server-side warning log
(including the computed proxy base) but omit proxy-side values from
the HTTP 400 body. Also drop the duplicated origin computation in
_raise_trusted_redirect_uri_rejected now that those values are no
longer needed by the response.

Co-authored-by: Yassin Kortam <yassin@berri.ai>

* fix(mcp-oauth): remove dead userinfo check in redirect_uri validation

The first check combined missing netloc with userinfo presence, making
the second userinfo-only check unreachable. Split into two distinct
checks so each error message reflects the actual failure mode.

Co-authored-by: Yassin Kortam <yassin@berri.ai>

---------

Co-authored-by: Cursor <cursoragent@cursor.com>
Co-authored-by: Yassin Kortam <yassin@berri.ai>
2026-05-22 09:00:39 -07:00
harish-berri
d04373f4ce
Add granian as a ASGI compliant web server. Provider better throughput stability, (#26027)
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* Add granian as a ASGI compliant web server. Provides better stability, 10-20 RPS improvement under standard LT conditions.

TODO: Verify poetry lock details and add locust numbers to PR

* Update granian version in license_cache.json and pyproject.toml to 2.5.7

* Enhance proxy CLI tests by adding SSL initialization checks for Granian server. Remove Python version skip conditions and implement tests to ensure SSL certificate and key are required for server initialization.

* update uv lock to fix granian import error
2026-05-21 19:08:37 -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
yuneng-jiang
697a90ea77
fix: end user logs (#27758) (#28290)
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* fix: end user logs

* fix(auth): address PR review feedback on end-user id validation

- Gate DB validation behind litellm.validate_end_user_id_in_db (default
  False) so arbitrary client-supplied identifiers still pass through.
- Reuse get_end_user_object / get_user_object / _get_fuzzy_user_object
  instead of issuing raw Prisma queries in the auth hot path.
- Consolidate: builder does the resolution once and stores it on the
  auth obj; centralized checks reuse it, the outer user_api_key_auth
  copy is removed.
- Preserve end_user_id when litellm.max_end_user_budget_id is set so
  the default end-user budget can still apply to new customers.

* fix(auth): gate JSON-blob user-id rejection behind validate_end_user_id_in_db

Addresses PR review feedback: the JSON-encoded dict/list rejection in
_coerce_user_id_to_str was unconditionally applied, which would silently
stop tracking spend for deployments passing JSON-encoded user identifiers
on upgrade. Per the backwards-compatibility rule, default-path behavior
changes must be opt-in.

Now only strings that decode to a JSON object/array are dropped when
litellm.validate_end_user_id_in_db is True. Non-string dict/list/tuple
values are still always dropped, since stringifying them produces
unusable "{'device_id': ...}"-shaped spend-log rows.

* fix(auth): route email end-user lookup through get_user_object cache

The email-shaped end-user id branch called _get_fuzzy_user_object directly,
bypassing get_user_object's _should_check_db throttle and user_api_key_cache.
Every unique email would hit an unbudgeted raw Prisma query on the critical
auth path. Collapsing the two calls into one get_user_object invocation
with user_email=end_user_id routes through the cached helper per PR review
feedback.

* fix(auth): keep end-user safety net at user_api_key_auth tail

Krrish flagged that removing the tail-of-user_api_key_auth assignment
was a regression risk: ``_user_api_key_auth_builder`` has multiple
early-return paths (master_key=None, /user/auth, JWT short-circuits)
that bypass the end-user resolution block, so dropping the safety net
silently strips end-user attribution from those paths.

Restore the assignment but route it through resolve_and_validate_end_user_id
so the same validation rules apply. Skip the second pass when the builder
already set an id.

Adds two tests pinning the behaviour: one for the early-return safety
net and one verifying we don't double-resolve when the builder set the id.

Co-authored-by: Dennis Henry <dennis.henry@okta.com>
2026-05-20 23:37:19 -07:00
yuneng-jiang
37ef8d9059
fix(proxy): hydrate wildcard discovery credentials (#28284) (#28419)
* fix(proxy): hydrate wildcard discovery credentials

* fix(proxy): constrain wildcard credential hydration

Co-authored-by: Dibyo Mukherjee <dibyo@adobe.com>
2026-05-20 20:03:05 -07:00
yuneng-jiang
f99fb5f27f
chore(ci): merge dev branch (#28314)
* chore(proxy): strict media-type match for form bodies (#27939)

* chore(proxy): strict media-type match for form bodies

``_read_request_body`` and ``get_request_body`` routed on
``"form" in content_type`` / ``"multipart/form-data" in content_type``,
which match any header containing the literal — ``application/form-json``,
``multiform/anything``, ``application/json; xform=1``. Starlette's
``request.form()`` returns an empty ``FormData`` for any non-canonical
type without consuming the body, so the auth-time pre-read saw ``{}``
and skipped the banned-param check while the handler's later
``request.body()`` saw the original JSON payload.

Parse the media type per RFC 7231 (substring before ``;``, trimmed,
lowercased) and accept only ``application/x-www-form-urlencoded`` and
``multipart/form-data``. Replace both substring sites with the shared
``_is_form_content_type`` helper.

Tests pin: case/whitespace/charset variants of the two real types
match; ``application/form-json`` and similar substring-match traps
fall through to the JSON parse path; real form POSTs continue to
route through ``request.form()``.

* chore(proxy): extract _is_json_content_type symmetric helper

Mirror ``_is_form_content_type`` for the JSON branch of
``get_request_body`` so both classifications share the same media-type
normalisation (strip params, trim, lowercase) and any future change
to the parsing rules has one place to update.

Adds tests for ``_is_json_content_type`` and for ``get_request_body``
covering the canonical JSON / form / unsupported / non-POST paths.

* chore(proxy): surface form-parse failures instead of caching empty body

Starlette's ``request.form()`` raises ``MultiPartException`` /
``ValueError`` / ``AssertionError`` on malformed multipart input
(missing boundary, malformed chunk encoding, etc.). The outer
``except Exception: return {}`` swallowed every form-parse failure
and cached an empty parsed body — auth-time pre-reads saw ``{}`` and
skipped every banned-param check while a later raw-body re-read in
the handler still saw the original payload. Same TOCTOU shape as the
substring-match bypass: the auth gate and the handler don't agree on
what the body is.

Wrap ``request.form()`` in a narrow ``try`` that converts any parse
failure to a 400 ``ProxyException``. The outer broad ``except`` is
retained for unrelated unexpected errors but no longer covers
form-parse-side bypass shapes.

Adds a regression test parametrised over the exception classes
Starlette can raise from ``request.form()``.

* chore(proxy): drop redundant _is_json_content_type test class

``_is_json_content_type`` is a 3-line wrapper around the shared
``_normalize_media_type`` helper. Positive coverage lives in
``TestGetRequestBody.test_json_with_charset_param_parses_as_json``;
negative coverage is covered transitively by
``TestIsFormContentType``'s non-form parametrize matrix (anything that
isn't a form type falls through to the JSON branch).

* chore(proxy): carry ASGI path into WebSocket auth synthetic Request (#27940)

``user_api_key_auth_websocket`` built a synthetic ``Request`` with a
two-key scope (``type`` + ``headers``) and set ``request._url =
websocket.url``. ``get_request_route`` reads ``scope.get("path", ...)``
and falls back to ``request.url.path`` only when ``path`` is absent.
For the WebSocket flow that fallback fires and resolves to the
Host-header-derived value (Starlette reconstructs ``websocket.url``
from the Host header), so a malformed Host collapses the resolved
route and lets the auth gate compare against the wrong value.

Carry the ASGI scope's ``path``, ``root_path``, and ``app_root_path``
into the synthetic scope so the lookup never reaches the fallback on
the legitimate path.

Regression test pins that the request handed to ``user_api_key_auth``
has ``scope["path"]`` equal to the ASGI scope's path.

---------

Co-authored-by: stuxf <70670632+stuxf@users.noreply.github.com>
2026-05-20 17:47:33 -07:00
Sameer Kankute
988196911a
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
check so a config-model row with a missing model_info cannot throw
when the toggle's onChange fires.

---------

Co-authored-by: TorvaldUtne <78661304+TorvaldUtne@users.noreply.github.com>
Co-authored-by: oss-agent-shin <ext-agent-shin@berri.ai>
Co-authored-by: shin-berri <shin-laptop@berri.ai>
Co-authored-by: yuneng-jiang <yuneng@berri.ai>
Co-authored-by: mubashir1osmani <mubashir.osmani777@gmail.com>
Co-authored-by: Isha <72744901+IshaMeera@users.noreply.github.com>
Co-authored-by: cwang-otto <chengxuan.wang@ottotheagent.com>
Co-authored-by: Roman Pushkin <roman.pushkin@gmail.com>
Co-authored-by: Filippo Menghi <113345637+Cyberfilo@users.noreply.github.com>
Co-authored-by: Cursor <cursoragent@cursor.com>
Co-authored-by: boarder7395 <37314943+boarder7395@users.noreply.github.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>
2026-05-20 17:27:03 -07:00
Yassin Kortam
2f9ac77b24
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>
2026-05-20 17:19:24 -07:00
Sameer Kankute
718c4637a8
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>
2026-05-20 15:28:44 -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
milan-berri
0fb710400f
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>
2026-05-20 10:57:08 -07:00
Sameer Kankute
e59e34bed3
Gemini managed agents support (#28270)
Some checks are pending
Unit Tests: Proxy DB Operations / assert-shard-coverage (push) Waiting to run
Unit Tests: Proxy DB Operations / auth-checks (push) Blocked by required conditions
Unit Tests: Proxy DB Operations / budgets (push) Blocked by required conditions
Unit Tests: Proxy DB Operations / custom-logging (push) Blocked by required conditions
Unit Tests: Proxy DB Operations / db-and-spend (push) Blocked by required conditions
Unit Tests: Proxy DB Operations / endpoints-and-responses (push) Blocked by required conditions
Unit Tests: Proxy DB Operations / guardrails-hooks (push) Blocked by required conditions
Unit Tests: Proxy DB Operations / jwt-and-keys (push) Blocked by required conditions
Unit Tests: Proxy DB Operations / key-generation (push) Blocked by required conditions
Unit Tests: Proxy DB Operations / logging-misc (push) Blocked by required conditions
Unit Tests: Proxy DB Operations / proxy-runtime (push) Blocked by required conditions
Unit Tests: Proxy DB Operations / proxy-server-core (push) Blocked by required conditions
Unit Tests: Proxy DB Operations / schema-migration (push) Blocked by required conditions
Unit Tests: Proxy DB Operations / proxy-utils (push) Blocked by required conditions
Unit Tests: Security / security (push) Waiting to run
* 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>
2026-05-19 16:02:03 -07:00
Sameer Kankute
0290c7bc00
fix(proxy): decode bytes and pass-through SSE for Google-native streamGenerateContent (#27444) (#28213)
* fix(proxy): decode bytes and pass-through SSE for Google-native streamGenerateContent (#27444)

* fix(proxy): address Greptile review on Google-native SSE bytes path

Remove unreachable try/except around SSE pass-through yield and add a
unit test covering pre-formatted SSE bytes, terminator padding, and
non-SSE byte fallback wrapping.

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

---------

Co-authored-by: Tai An <antai12232931@outlook.com>
Co-authored-by: Cursor <cursoragent@cursor.com>
2026-05-18 22:46:11 -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
ryan-crabbe-berri
fe63650ebd
fix(proxy): gate team allowed_passthrough_routes to proxy admins (#28097)
* fix(proxy): gate team allowed_passthrough_routes to proxy admins

allowed_passthrough_routes short-circuits the role-based route gate, so
the keys endpoints already restrict it to proxy admins. The team writers
(/team/new, /team/update) had no equivalent check, letting an org admin
(a non-proxy-admin who clears the route gate and _verify_team_access)
self-grant pass-through routes on their team. Lift the keys check into a
shared helper and apply it to both team endpoints.

Resolves LIT-3019

* docs(proxy): note view-only admins are intentionally excluded from passthrough gate

Clarifies the proxy-admin guard per review feedback; no behavior change.

Refs LIT-3019
2026-05-18 08:56:25 -07:00