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Author SHA1 Message Date
mateo-berri
c1955a15ca RALPH: fix compat matrix - Azure now hosts Claude via Microsoft Foundry
Anthropic and Microsoft announced Claude Haiku 4.5, Sonnet 4.5/4.6, and
Opus 4.1/4.6/4.7 in Microsoft Foundry on 2025-11-18, so the matrix's
Azure column should exercise a real route through the LiteLLM proxy
rather than report not_applicable.

Foundry serves Claude on an Anthropic-shape /anthropic/v1/messages
endpoint (not the Azure OpenAI chat-completions route), and LiteLLM
already supports it via the azure_ai/claude-* provider prefix
(litellm/llms/azure_ai/anthropic/{handler,transformation,messages_transformation}.py).

- test_config.yaml: add 3 azure aliases pointing at azure_ai/claude-*
  with AZURE_FOUNDRY_API_BASE / AZURE_FOUNDRY_API_KEY env
- 6x test_azure.py: replace not_applicable stubs with real run_claude
  drivers, mirroring the existing test_vertex_ai.py shape exactly
- sample_compatibility-matrix.json: Azure cells flip to pass
- _builder_unit_tests: pin the new invariant (run_claude is used,
  not_applicable is gone) and feed pass results across all 5 providers
  in the 6x5 golden test
2026-04-25 17:58:32 -07:00
mateo-berri
28cdbb4485 RALPH: compat matrix slice 5 - add remaining 5 v0 features (full 6x5 grid) (#26481, PRD #26476)
Slice 5 of the Claude Code Compatibility Matrix: extend the published
matrix from the 1x5 grid that landed in slice 2 to the full v0 6x5
grid described in the PRD's "Features in v0" section. After this
slice merges and the daily cron runs, the docs page reflects all six
v0 features against all five providers.

What landed:

- tests/claude_code/manifest.yaml
  Five new entries appended in PRD row order:
  basic_messaging_streaming, tool_use, prompt_caching_5m, vision,
  extended_thinking. The manifest is the row-order source of truth
  the matrix builder respects.

- tests/claude_code/<feature>/test_<provider>.py (25 new files)
  For each of the five new features, five per-provider test files
  modeled on slice 2's basic_messaging_non_streaming/. Each non-Azure
  file parametrizes over Haiku 4.5 / Sonnet 4.6 / Opus 4.7 and drives
  the real `claude` CLI through the driver with feature-specific
  options:

  * basic_messaging_streaming — count-1-to-5 prompt; asserts the
    stream-json wire actually emitted events plus a non-empty reply.
  * tool_use — `--allowed-tools Bash` plus an `echo pong` prompt;
    asserts a `tool_use` content block was emitted.
  * prompt_caching_5m — same baseline prompt as non-streaming, but
    asserts the upstream usage block reports
    cache_creation_input_tokens or cache_read_input_tokens > 0
    (Claude Code stamps cache_control on its system prompt by default,
    so a single live call surfaces it).
  * vision — decodes a checked-in 1x1 PNG (base64 const) into
    `tmp_path` and attaches it via `--image`; asserts a non-empty
    reply.
  * extended_thinking — sets `MAX_THINKING_TOKENS=4096`; asserts a
    `thinking` content block was emitted.

  All five Azure files report `not_applicable` with the standard
  reason: Azure OpenAI Service does not host Anthropic models.

- tests/claude_code/sample_compatibility-matrix.json
  Hand-authored 6x5 sample showing the realistic best-case outcome:
  4 pass + 1 not_applicable (Azure) per row.

- tests/claude_code/_builder_unit_tests/test_v0_layout.py
  New structural unit tests pinning the on-disk shape so future edits
  can't silently flip the matrix shape:
  * manifest lists all six v0 feature ids in PRD order
  * manifest lists all five v0 provider columns in PRD order
  * every (feature, provider) has a test file at the inferred path
  * every test file references all three required Claude tiers
  * every Azure test file is a `not_applicable` declaration

- tests/claude_code/_builder_unit_tests/test_matrix_builder.py
  Renamed the slice-2 1x5 golden test to
  test_build_matrix_6x5_grid_matches_published_sample and rebuilt
  its inputs to feed all six features. The golden file is now the
  6x5 sample.

Key decisions:

- Per-feature per-provider test bodies are deliberately duplicated
  (per the PRD: "Duplication across per-provider files is accepted").
  Each file is self-contained so a contributor touching one cell
  doesn't accidentally regress neighbors.
- Only Azure cells are marked `not_applicable` in this slice. Other
  combinations that turn out to genuinely not apply on the live cron
  run (e.g. a provider that doesn't support `thinking` for a tier)
  will be tightened to `not_applicable` reasons in a follow-up; for
  now they fail honestly, which the matrix renderer paints red.
- prompt_caching_5m's assertion (cache tokens > 0 in the usage block)
  exercises the path Claude Code customers care about: that the proxy
  preserves `cache_control` annotations end-to-end. It does not try
  to differentiate cache_creation vs cache_read across runs.
- The vision PNG fixture is generated at test time from a base64
  const rather than checked into git as a binary — keeps the diff
  text-only and avoids needing PIL or any image-generation library.

Tests: 31 -> 142 unit tests passing (no proxy / no `claude` CLI
required). Test counts:
  * 12 builder tests (was 11; +1 for 6x5 golden, the slice-2 1x5
    test was renamed in place)
  * 100 v0_layout structural tests (new)
  * 10 driver tests (unchanged)
  * 9 compat_result tests (unchanged)
  * 14 publisher unit tests (unchanged)
  * 8 PR-gate version-resolver tests (unchanged)
  * 6 CircleCI structural tests (unchanged)
The 90 per-cell tests under tests/claude_code/<feature>/ continue to
require a running proxy + `claude` CLI; they only run inside the
CircleCI PR gate or the daily-cron VM (both established in slices
3 and 4).

Out of scope per CLAUDE.md (docs live in BerriAI/litellm-docs):
- The companion update to compatibility-matrix.json in the docs repo.
  After slice 4's daily-cron lands the App credentials, the cron run
  will replace the docs-side hand-authored JSON automatically; until
  then the slice-2 1x5 sample remains in the docs repo.

Notes for next iteration:
- The exact `claude` CLI flags for tool-allowlist (`--allowed-tools`),
  vision (`--image`), and extended thinking (`MAX_THINKING_TOKENS`)
  are best-guess from the current Claude Code surface; if the live
  PR-gate run reveals different flag names, tighten in place.
- Several non-Azure cells will likely need `not_applicable`
  declarations once the cron VM produces real outcomes (e.g.
  Bedrock Invoke + extended_thinking is uncertain). That refinement
  is an iteration-2 follow-up driven by data, not a blocker for this
  slice.

Co-Authored-By: Claude Opus 4.7 <noreply@anthropic.com>
2026-04-25 05:24:22 +00:00
mateo-berri
658c41244c RALPH: compat matrix slice 2 - add 4 provider columns for basic_messaging_non_streaming (#26478, PRD #26476)
Slice 2 of the Claude Code Compatibility Matrix: extend the tracer-bullet
cell from slice 1 across all four remaining provider columns for
basic_messaging_non_streaming. Proves the multi-provider, multi-model,
all-must-pass aggregation logic against a 1x5 grid that exercises every
status state.

What landed:

- tests/claude_code/basic_messaging_non_streaming/test_bedrock_invoke.py
- tests/claude_code/basic_messaging_non_streaming/test_bedrock_converse.py
- tests/claude_code/basic_messaging_non_streaming/test_vertex_ai.py
  Per-provider files modeled on test_anthropic.py: each parametrizes
  over Haiku 4.5 / Sonnet 4.6 / Opus 4.7 (the three Claude tiers
  required by the PRD), drives the real `claude` CLI through the
  driver, and reports pass/fail via `compat_result`. Per-cell error
  strings always include `[<model>]` so the docs tooltip can name the
  failing model when a cell goes red.

- tests/claude_code/basic_messaging_non_streaming/test_azure.py
  All three (Azure, Claude) cells report `not_applicable` with a
  reason: Azure OpenAI Service does not host Anthropic models. The
  test still parametrizes over the same three model ids so the test
  count per cell is uniform across columns, and a future "Azure adds
  Anthropic" announcement only requires flipping the body, not the
  parametrization.

- tests/claude_code/sample_compatibility-matrix.json
  Hand-authored 1x5 sample updated to reflect the slice 2 outcome:
  anthropic / bedrock_invoke / bedrock_converse / vertex_ai = pass,
  azure = not_applicable.

- tests/claude_code/_builder_unit_tests/test_matrix_builder.py
  Two new golden-file tests:
  1. 1x5 grid: feed the per-model results the four new test files
     produce on a real run; assert the builder output equals the
     hand-authored sample byte-for-byte.
  2. fail-with-model-named: feed pass/fail/pass for one cell and assert
     the cell aggregates to fail with the failing model id surfaced
     in the error string (acceptance criterion: "the error string
     identifies which model broke").

Key decisions:

- Duplication across the four per-provider files is accepted (per the
  PRD) rather than extracted into a helper. Each file is self-contained
  so a test author touching one provider doesn't accidentally regress
  the others.
- Per-provider model alias names: `claude-<tier>-<provider-suffix>`
  (e.g. `claude-haiku-4-5-bedrock-invoke`). These are the alias names
  the proxy operator wires up in the routing config; the test only
  knows the alias, the proxy knows the upstream model id and region.
- Azure is `not_applicable` rather than `not_tested` because the
  cell will never apply, not "we haven't gotten to it yet" - the two
  states are visually and semantically distinct in the rendered grid.
- Sample shows the realistic best-case outcome (4 pass + 1 NA). The
  React renderer's coverage of the `fail` and `not_tested` states is
  exercised by other cells in v1+, not the v0 sample.

Tests: 31 -> 34 passing (added 2 builder golden tests + 3 Azure
not_applicable parametrizations that pass without env vars).

Out of scope per CLAUDE.md (docs live in BerriAI/litellm-docs):
- The companion update to compatibility-matrix.json in the docs repo.
  The hand-authored sample in this repo is the artifact the docs PR
  copies; opening that doc PR is the next step in this slice.

Co-Authored-By: Claude Opus 4.7 <noreply@anthropic.com>
2026-04-25 04:43:00 +00:00
mateo-berri
0bf013f620 RALPH: tracer-bullet for Claude Code compatibility matrix (#26477, PRD #26476)
Slice 1 of the Claude Code Compatibility Matrix: the thinnest end-to-end
path through every layer for a single (feature, provider) cell, so a
future docs page can render a real green cell sourced from a real test.

What landed in this repo:

- tests/claude_code/manifest.yaml — feature manifest with one entry
  (basic_messaging_non_streaming) plus the v0 provider column order.
- tests/claude_code/cli_driver.py — Claude Code CLI Driver. One entry
  point (run_claude); handles subprocess assembly, env overlay, stream-JSON
  parsing, and structured failure modes. `runner=` is a unit-test seam.
- tests/claude_code/conftest.py — `compat_result` fixture (tagged-union
  recorder) + pytest_runtest_makereport hook that infers (feature, provider)
  from the file path and writes a structured compat-results.json artifact.
- tests/claude_code/basic_messaging_non_streaming/test_anthropic.py — the
  one cell, parametrized over Haiku/Sonnet/Opus per the PRD's per-cell
  model rule.
- tests/claude_code/matrix_builder.py — pure-function builder from
  (manifest, results, run-metadata) to the v1 JSON schema. Aggregates per-
  model results into one cell (pass iff all pass). build_from_paths is the
  thin I/O wrapper for the publisher.
- tests/claude_code/sample_compatibility-matrix.json — hand-authored sample
  of the v1 JSON; copied to the docs repo by hand as part of this slice.
- Unit tests: 10 driver tests (mocked subprocess), 9 compat_result tests,
  10 matrix-builder golden-file tests. 29/29 pass.

Key decisions:

- (feature, provider) is inferred from file path, not declared in metadata —
  mirrors the PRD's "no drift" goal.
- Driver injects subprocess via a `runner` kwarg so unit tests don't need
  the real `claude` CLI; production callers leave it default.
- Builder is a pure function on Mappings/Sequences; load/write live in a
  thin `build_from_paths` wrapper. Golden-file tests pin the schema.
- `_driver_unit_tests/` and `_builder_unit_tests/` are prefixed with `_`
  so the conftest's path-inference hook skips them and they don't
  pollute the matrix artifact.
- `compat-results.json` added to .gitignore (CI-only output).

Out of scope per CLAUDE.md (docs live in BerriAI/litellm-docs):
- The MDX page `docs/tutorials/claude-code-compatibility` and the
  `<CompatibilityMatrix />` React component. The hand-authored
  compatibility-matrix.json (`sample_compatibility-matrix.json` in this
  repo) is the artifact those docs files will consume; opening that doc
  PR is the next step in this slice.

Co-Authored-By: Claude Opus 4.7 <noreply@anthropic.com>
2026-04-25 04:07:02 +00:00