# Gemini 3.1 Pro — Deprecated — shutdown 2026-09-01

For Gemini 3.1 Pro, provider is GitHub Copilot; lifecycle status is Deprecated; shutdown / retirement date is 2026-09-01; recommended replacement is Gemini 3.7 Flash; platform / deployment scope is GitHub Copilot, recorded from its source on 2026-09-09.

- **Provider:** GitHub Copilot _(our reading, not quoted from the source)_
- **Model ID / API name:** Gemini 3.1 Pro _(verified: appears in the quote below)_
- **Lifecycle status:** Deprecated
- **Shutdown / retirement date:** 2026-09-01 _(verified: appears in the quote below)_
- **Recommended replacement:** Gemini 3.7 Flash _(verified: appears in the quote below)_
- **Platform / deployment scope:** GitHub Copilot _(our reading, not quoted from the source)_

## What the source says

> Model | Deprecation date | Suggested alternative | Gemini 3.1 Pro | 2026-09-01 | Gemini 3.7 Flash |

## Source

- https://github.blog/changelog/2026-08-31-selected-github-copilot-models-deprecated/

Last verified: 2026-09-09. Review by: 2026-10-09.
Part of [AI model deprecation and retirement dates by provider](https://referencesource.org/ai-model-deprecation-and-retirement/).