gemini-3.1-flash-lite retirement date and replacement

Name: gemini-3.1-flash-lite retires (Gemini API)
Start: 2027-05-07
End: 2027-05-07

Gemini API · Model · retires May 7, 2027 (in 6 months)

Dates

Checked Nov 2, 2026 on Google's page

Retires	May 7, 2027 (in 6 months)
Replacement	gemini-3.5-flash-lite
Model page	gemini-3-1-flash-lite on Models
What it is	gemini-3.1-flash-lite stops answering on Gemini API; use gemini-3.5-flash-lite instead.
Source	ai.google.dev/gemini-api/docs/deprecations