imagen-4.0-ultra-generate-001 retirement date and replacement

Name: imagen-4.0-ultra-generate-001 retires (Gemini API)
Start: 2026-08-17
End: 2026-08-17

Gemini API · Model · retired Aug 17, 2026 (39 days ago)

Dates

Checked Sep 25, 2026 on Google's page

Retired	Aug 17, 2026 (39 days ago)
Replacement	gemini-3.1-flash-image
Notice	Imagen models
Source	ai.google.dev/gemini-api/docs/deprecations

embedding-2-previewGemini APIModelgemini-embedding-246d agoAug 10
imagen-4.0-fast-generate-001Gemini APIModelgemini-3.1-flash-image39d agoAug 17
imagen-4.0-generate-001Gemini APIModelgemini-3.1-flash-image39d agoAug 17
gemini-robotics-er-1.6-previewGemini APIModelgemini-robotics-er-2-preview25d agoAug 31
gemini-omni-flash-previewGemini APIModelgemini-omni-1.1-flashin 5dSep 30