v2.53.0

2.53.0 (2026-08-03)

Features

• api: Add gpt-5.5 and tool name/namespace to Responses types (#3569) (dd1202d)

Bug Fixes

• ci: avoid NumPy source builds and duplicate HTTPX coverage (#3573) (b58332f)

v2.52.1

2.52.1 (2026-07-31)

Full Changelog: v2.52.0...v2.52.1

Chores

• ci: pin setup-uv v5 to its underlying commit (#3560) (cbdc98b)

v2.52.0

2.52.0 (2026-07-31)

Full Changelog: v2.51.0...v2.52.0

Features

• api: content provenance checks (1d6c118)

Bug Fixes

• client: honor Retry-After delays up to two minutes (#3555) (7fa7946)

Documentation

• add API-key mTLS HTTP client recipes (#3552) (7a3d5e4)

v2.51.0

2.51.0 (2026-07-30)

Full Changelog: v2.50.0...v2.51.0

Features

• api: fast tier (8808ed2)

Bug Fixes

• api: add fast tier to helper methods (6064126)

v2.50.0

2.50.0 (2026-07-28)

Full Changelog: v2.49.0...v2.50.0

Features

• api: transcription model updates (fd57393)

Bug Fixes

• audio: restore transcription keyword overload (713a262)

v2.49.0

2.49.0 (2026-07-27)

Full Changelog: v2.48.0...v2.49.0

Features

• require Python 3.10 and automate version reviews (#3537) (d4c151d)

v2.48.0

2.48.0 (2026-07-23)

Full Changelog: v2.47.0...v2.48.0

Features

• api: accept None for prompt_cache_key/safety_identifier (36820e6)
• api: add support for spend_limit admin apis (1ff13af)

v2.47.0

2.47.0 (2026-07-21)

Full Changelog: v2.46.0...v2.47.0

Features

• client: Add experimental runtime support for HTTPX2 clients (#3524) (317260c)
• stlc: configurable CI runner and private-production-repo support in workflow templates (4303e97)

Bug Fixes

• deps: require patched aiohttp on Python 3.10+ (#3515) (d4dceb2)

v2.46.0

2.46.0 (2026-07-17)

Full Changelog: v2.45.0...v2.46.0

Features

• api: /organization/projects/{project_id}/service_accounts/{service_account_id}/api_keys" endpoint (5a00941)
• api: add owner_project_access to APIKeyListParams (f589d04)
• api: manual updates (980f176)
• api: manual updates (2eae984)

Bug Fixes

• api: preserve generated type compatibility (00bd72a)
• api: remove beta annotation compatibility aliases (99dbd15)

v2.45.0

2.45.0 (2026-07-09)

Full Changelog: v2.44.0...v2.45.0

Features

• api: gpt-5.6-sol updates (039d1fe)

Bug Fixes

• api: restore beta resource accessors (2dfc130)

Chores

• retrigger release automation (7b61351)