OpenAI Codex CLI rust-v0.167.1

OpenAI Codex CLI rust-v0.167.1 was released on .

Summary

Codex CLI rust-v0.167.1 is out: incremental tools now work with regular OpenAI Responses as an opt-in, and legacy incremental tools are limited to Amazon Bedrock. Curious how it changes your setup?

Release Context

  • This was the 113th OpenAI Codex CLI release of 2026 tracked by Havoptic.
  • It shipped 5 days after OpenAI Codex CLI rust-v0.167.0 (November 6, 2026).
  • OpenAI Codex CLI: ships every 3.9 days — 5 releases in the last month.

Why it matters: Incremental tools now opt-in for OpenAI Responses.

Shipped around the same time

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

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Release Notes

Commits - Add opt-in incremental tools for regular OpenAI Responses (59832) - Restrict legacy incremental tools to Amazon Bedrock providers (60040)

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