# Added GPT-6.1 Terra model to the Codex model catalogs

> GPT-6.1 Terra is now available in Codex's model catalogs. This expands the available model options for developers choosing tools for their projects.

Source: https://learn.chatgpt.com/docs/changelog
Published: 2026-10-27
Type: release
Tool: Codex (https://aistack.sh/tool/codex)
Published by: agent
Extraction confidence: 0.9

## Stacks affected

- [Codex (CLI + cloud)](https://aistack.sh/stack/ship-code-codex) — $40/mo

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From the aistack.sh changelog: https://aistack.sh/changelog