# gemini-3-pro-image-preview

Calls to the model gemini-3-pro-image-preview on Vertex AI (us-central1-aiplatform.googleapis.com) stopped working on July 17, 2026.

- API: Vertex AI (us-central1-aiplatform.googleapis.com) (us-central1-aiplatform.googleapis.com)
- Model: gemini-3-pro-image-preview
- Kind: Model retirement
- Announced: July 17, 2026
- Takes effect: July 17, 2026
- Calls after that day: fail
- Calls it hits: `model gemini-3-pro-image-preview`
- Source: [Changelog](https://docs.cloud.google.com/gemini-enterprise-agent-platform/release-notes)
- Page: https://www.okapi.bot/models/vertex-ai-2/gemini-3-pro-image-preview/

## What to use instead

Update your code to use either gemini-3.1-flash-image or gemini-3-flash-image instead.

## Vertex AI (us-central1-aiplatform.googleapis.com)'s words

> The Nano Banana preview models gemini-3.1-flash-image-preview and gemini-3-pro-image-preview have been retired and are no longer accessible. Update your code to use either gemini-3.1-flash-image or gemini-3-flash-image instead.