OpenAI Codex CLI rust-v0.31.0
OpenAI Codex CLI rust-v0.31.0 was released on .
Summary
Codex 0.31.0 - https://github.com/openai/codex/pull/3182 added support for a startuptimeoutms option when declaring an MCP server (docs), which has been a highly requested feature, particularly fo...
Release Context
- This was the 28th OpenAI Codex CLI release of 2025 tracked by Havoptic.
- It shipped 3 days after OpenAI Codex CLI rust-v0.30.0 (September 5, 2025).
Shipped around the same time
Within 3 days of this release, other AI coding tools also shipped:
- Claude Code v1.0.111 (September 10, 2025)
- Gemini CLI v0.6.0-nightly.20250910.a31830a3 (September 10, 2025)
- Gemini CLI v0.5.0-preview (September 10, 2025)
- Claude Code v1.0.110 (September 9, 2025)
- Gemini CLI v0.4.0 (September 9, 2025)
Compare OpenAI Codex CLI
Other Recent OpenAI Codex CLI Releases
- rust-v0.162.1 (October 9, 2026)
- rust-v0.162.0 (October 8, 2026)
- rust-v0.161.0 (October 7, 2026)
- rust-v0.160.1 (October 5, 2026)
- rust-v0.160.0 (October 1, 2026)
Upgrading from rust-v0.31.0? See all 147 releases since.
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