# Codex 0.165.0 adds Google Cloud Vertex AI provider and GPT-6.1 Terra

> Original title: 0.165.0

- Source: Codex · GitHub Releases
- Published: 2026-10-27T18:19:20.000Z
- Bad Influence: https://badinfluence.news/items/xm68fg3rnd1lcn5f2t49wgmuc
- Original: https://github.com/openai/codex/releases/tag/rust-v0.165.0

## Summary

OpenAI's Codex 0.165.0 release adds a built-in Google Cloud Vertex AI provider, configured with model_provider = "gcp", and adds GPT-6.1 Terra to the model catalogs. The update also enables reasoning effort changes during conversations by default for supported models and turns on memory v2 by default for fresh profiles.