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Codexv0.159.1

Codex CLI 0.159.1 released

Observed· Oct 1, 2026Published Sep 29, 2026

Codex CLI 0.159.1: Added GPT-6.1 Sol as the default model in the bundled catalog and Amazon Bedrock Mantle and Runtime catalogs.

Key changes

  • Added GPT-6.1 Sol as the default model in the bundled catalog and Amazon Bedrock Mantle and Runtime catalogs.

What changed

New Features

  • Added GPT-6.1 Sol as the default model in the bundled catalog and Amazon Bedrock Mantle and Runtime catalogs. (#49323, #49342)

Full release notes: openai/codex rust-v0.159.1

Who is affected

Anyone running the open-source Codex CLI (@openai/codex), including IDE extensions and apps that bundle it.

What to do now

Update with npm install -g @openai/codex@latest or brew upgrade codex, then run codex --version and check it prints 0.159.1.

What is not confirmed

Summarized from the official GitHub release notes. Dotsfeed has not tested this release yet.

Sources

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Codex CLI 0.159.1 released · Dotsfeed