0.5.0-alpha.2 (2026-02-05)

Full Changelog: v0.5.0-alpha.1...v0.5.0-alpha.2

Features

• Adds support for the safety_identifier parameter (f20696b)

0.5.0-alpha.1 (2026-02-04)

Full Changelog: v0.4.0-alpha.15...v0.5.0-alpha.1

Features

• client: add custom JSON encoder for extended type support (ab99ad0)
• client: add support for binary request streaming (d17dede)

Chores

• ci: upgrade actions/github-script (b6d410f)
• internal: codegen related update (a176b2e)
• internal: codegen related update (4cf153d)
• internal: update actions/checkout version (527e428)
• internal: version bump (580d0ff)

0.4.0-alpha.15 (2026-01-06)

Full Changelog: v0.4.0-alpha.14...v0.4.0-alpha.15

Bug Fixes

• post training algorithm param (#310) (43aabc5)

0.4.0-alpha.14 (2025-12-22)

Full Changelog: v0.4.0-alpha.13...v0.4.0-alpha.14

Features

• Add metadata field to request and response (a83a98e)
• add support for tool_choice to repsponses api (32c453f)
• api: add readonly connectors API (05f867b)
• api: deprecate toolgroup and tool_runtime apis (d5cef5a)
• convert Benchmarks API to use FastAPI router (c784ae1)
• convert Datasets API to use FastAPI router (2f53a3f)
• Implement FastAPI router system (2ca4485)
• Implement include parameter specifically for adding logprobs in the output message (05a0330)
• introduce /admin API for stack administration and operations (3279ec9)
• migrate Inspect API to FastAPI router (7774bec)
• migrate Providers API to FastAPI router pattern (f8c84cd)

Bug Fixes

• client: fix issue with duplicate definitions in Go (dd94553)
• ensure streams are always closed (9dc1025)
• types: allow pyright to infer TypedDict types within SequenceNotStr (93be516)
• use async_to_httpx_files in patch method (77df10d)

Chores

• add missing docstrings (18c54f3)
• bump required uv version (2a1523b)
• deps: mypy 1.18.1 has a regression, pin to 1.17 (a900167)
• internal: add --fix argument to lint script (89e14ad)
• internal: add missing files argument to base client (9cae3df)
• internal: avoid using unstable Python versions in tests (36336dd)
• internal: version bump (597c7c6)
• update lockfile (de67c1e)
• update uv.lock (95cb22a)

Documentation

• add more examples (d24dff6)

0.4.0-alpha.13 (2025-12-15)

Full Changelog: v0.4.0-alpha.12...v0.4.0-alpha.13

Bug Fixes

• ci: restore push triggers for Stainless preview builds (71c9874)

Chores

• add license header on all files (#308) (8fe2baf)
• update uv.lock (4665b4f)

0.4.0-alpha.12 (2025-11-19)

Full Changelog: v0.4.0-alpha.11...v0.4.0-alpha.12

Bug Fixes

• Pydantic validation error with list-type metadata in vector search (#3797) (6729d3f)

0.4.0-alpha.11 (2025-11-18)

Full Changelog: v0.4.0-alpha.10...v0.4.0-alpha.11

Features

• Wire through parallel_tool_calls to Responses API (2888bed)

0.4.0-alpha.10 (2025-11-17)

Full Changelog: v0.4.0-alpha.9...v0.4.0-alpha.10

Bug Fixes

• openapi: restore embedded request wrappers (261e364)

0.4.0-alpha.9 (2025-11-14)

Full Changelog: v0.4.0-alpha.8...v0.4.0-alpha.9

Chores

• use Pydantic to generate OpenAPI schema (59f7867)

0.4.0-alpha.8 (2025-11-14)

Full Changelog: v0.4.0-alpha.7...v0.4.0-alpha.8

Features

• ci: add integration tests workflow (#300) (32cb959)

Bug Fixes

• MCP authorization parameter implementation (0b552c6)