Gemini 3.1 Flash Image Preview and 3 Pro Image Preview are retired
DeprecationVerifiedAdded Sep 22, 2026
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.
Topics: LLMs
Summaries of vendors' own notes. Product names and logos belong to their owners; logos via logo.dev.
More Gemini Enterprise Agent Platform releases
Every Gemini Enterprise Agent Platform release| Date | Release | Type |
|---|---|---|
| Jul 15 | Memory Bank memory profiles are generally available (GA) GA | GA |
| Jul 21 | Gemini 3.6 Flash and 3.5 Flash-Lite are generally available (GA) GA | GA |
| Jul 21 | CodeMender available in Public Preview Preview | Preview |
| Jul 21 | Open model endpoint deprecations Deprecation | Deprecation |
| Jul 21 | CodeMender is available in Public Preview Preview | Preview |
| Jul 24 | Anthropic's Claude Opus 5 Update | Update |
| Jul 9 | Retirement for preview models for 2.5 Flash, 2.5 Flash-Lite, and 3.1 Flash-Lite Deprecation | Deprecation |
| Jul 8 | Grok 4.1 models deprecation Deprecation | Deprecation |
