OpenAI Codex CLI rust-v0.5.0

OpenAI Codex CLI rust-v0.5.0 was released on .

Summary

Added new config option: modelsupportsreasoningsummaries: https://github.com/openai/codex/pull/1524 Thanks to @reneleonhardt for helping update a number of our dependencies (we now build with Rus...

Release Context

  • This was the 4th OpenAI Codex CLI release of 2025 tracked by Havoptic.
  • It shipped 2 days after OpenAI Codex CLI rust-v0.4.0 (July 9, 2025).

Shipped around the same time

Within 3 days of this release, other AI coding tools also shipped:

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