Codex 0.153.1
New Features Added support for configuring GPT-6-Astra through the API without changing the default model or showing it in the model picker.
The latest update to Codex lets developers configure GPT-6-Astra through the API, without it becoming the default model or appearing in the model picker. The change, detailed in the 0.153.1 release notes, backports the GPT-6-Astra model catalog to the 0.153 branch.

Codex
Cloud-based AI coding agent by OpenAI — assign tasks and Codex writes, tests, and ships code in a sandboxed environment.
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