OpenAI Codex CLI rust-v0.45.0

OpenAI Codex CLI rust-v0.45.0 was released on .

Summary

Breaking changes codex login --api-key was replaced with codex login --with-api-key that reads the key from stdin to improve security.

Release Context

  • This was the 41st OpenAI Codex CLI release of 2025 tracked by Havoptic.
  • It shipped 3 days after OpenAI Codex CLI rust-v0.44.0 (October 3, 2025).

Shipped around the same time

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

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