# gemini-3.8-flash — shutdown No shutdown date announced

For gemini-3.8-flash, provider is Google (Gemini Developer API); shutdown / retirement date is No shutdown date announced; platform / deployment scope is Gemini Developer API (ai.google.dev), recorded from its source on 2026-09-16.

- **Provider:** Google (Gemini Developer API) _(our reading, not quoted from the source)_
- **Model ID / API name:** gemini-3.8-flash _(verified: appears in the quote below)_
- **Release date:** September 2, 2026 _(verified: appears in its own passage below)_
- **Shutdown / retirement date:** No shutdown date announced _(verified: appears in the quote below)_
- **Platform / deployment scope:** Gemini Developer API (ai.google.dev) _(our reading, not quoted from the source)_
- **Lifecycle status:** Available _(per cloud.google.com, not stated by the source above)_

## What the source says

> gemini-3.8-flash | September 2, 2026 | No shutdown date announced | |

## Where each value comes from

This source states these in separate places, so each value is shown with the passage that states it.

### Release date

> Model | Release date | Shutdown date | Recommended replacement | gemini-3.8-live | September 15, 2026 | No shutdown date announced | | gemini-3.8-live-extended-thinking | September 15, 2026 | No shutdown date announced | | gemini-3.8-flash | September 2, 2026 | No shutdown date announced | |

## Sources disagree

More than one authority states this, and they do not state the same thing. Both are reproduced with the source each came from.

### Provider

ai.google.dev says provider is **Google (Gemini Developer API)**, as of 2026-09-16.

> gemini-3.8-flash | September 2, 2026 | No shutdown date announced | |

Source: https://ai.google.dev/gemini-api/docs/deprecations

cloud.google.com says provider is **Google (Vertex AI)**, as of 2026-09-16.

> released. The following table lists models available for shorter terms: Model ID | Release date | Retirement date | Replacement model | gemini-3.8-flash | September 2, 2026 | No retirement date announced | |

Source: https://cloud.google.com/vertex-ai/generative-ai/docs/learn/model-versioning


### Shutdown / retirement date

ai.google.dev says shutdown / retirement date is **No shutdown date announced**, as of 2026-09-16.

> gemini-3.8-flash | September 2, 2026 | No shutdown date announced | |

Source: https://ai.google.dev/gemini-api/docs/deprecations

cloud.google.com says shutdown / retirement date is **No retirement date announced**, as of 2026-09-16.

> released. The following table lists models available for shorter terms: Model ID | Release date | Retirement date | Replacement model | gemini-3.8-flash | September 2, 2026 | No retirement date announced | |

Source: https://cloud.google.com/vertex-ai/generative-ai/docs/learn/model-versioning


## Source

- https://ai.google.dev/gemini-api/docs/deprecations
- https://cloud.google.com/vertex-ai/generative-ai/docs/learn/model-versioning

Last verified: 2026-09-16. Review by: 2026-10-16.
Part of [AI model deprecation and retirement dates by provider](https://referencesource.org/ai-model-deprecation-and-retirement/).