- Add gpt-5.5 and tool name/namespace to Responses types
- Avoid NumPy source builds and duplicate HTTPX coverage in CI
The official Python library for the OpenAI API.
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| Sunday | No releases on Jul 12, 2026 | No releases on Jul 19, 2026 | No releases on Jul 26, 2026 | No releases on Aug 2, 2026 | ||||||||||||
| Monday | No releases on Jul 13, 2026 | No releases on Jul 20, 2026 | 1 release on Jul 27, 2026 | 2 releases on Aug 3, 2026 | ||||||||||||
| Tuesday | No releases on Jul 14, 2026 | No releases on Jul 21, 2026 | 1 release on Jul 28, 2026 | No releases on Aug 4, 2026 | ||||||||||||
| Wednesday | No releases on Jul 15, 2026 | 1 release on Jul 22, 2026 | No releases on Jul 29, 2026 | No releases on Aug 5, 2026 | ||||||||||||
| Thursday | 1 release on Jul 9, 2026 | No releases on Jul 16, 2026 | 1 release on Jul 23, 2026 | 1 release on Jul 30, 2026 | No releases on Aug 6, 2026 | |||||||||||
| Friday | No releases on Jul 10, 2026 | 1 release on Jul 17, 2026 | No releases on Jul 24, 2026 | 1 release on Jul 31, 2026 | No releases on Aug 7, 2026 | |||||||||||
| Saturday | No releases on Jul 11, 2026 | No releases on Jul 18, 2026 | No releases on Jul 25, 2026 | No releases on Aug 1, 2026 |
10 releases since Jul 9, 2026, busiest day 2
Full Changelog: v2.50.0...v2.51.0
Full Changelog: v2.49.0...v2.50.0
Full Changelog: v2.46.0...v2.47.0
Full Changelog: v2.45.0...v2.46.0
Full Changelog: v2.44.0...v2.45.0
codex release notes.
Get up and running with large language models locally.
Your own personal AI assistant. Any OS. Any Platform. The lobster way. 🦞
An agentic skills framework & software development methodology that works.
The agent harness performance optimization system. Skills, instincts, memory, security, and research-first development for Claude Code, Codex, Opencode, Cursor and beyond.
The agent that grows with you