# gemini-3.1-flash-lite deprecation — retirement date and replacement

**Google** retires **gemini-3.1-flash-lite** on **2027-05-07 or later** (at least 180 days away).
Documented replacement: **gemini-3.5-flash-lite**.

Source: https://aistudio.google.com/docs/deprecations
Source last checked: 2026-11-08.
Calendar as of 2026-11-08 UTC.

| Model | Provider | Retires | Replacement |
|---|---|---|---|
| gemini-3.1-flash-lite | Google | 2027-05-07 or later | gemini-3.5-flash-lite |

Google lists this as the earliest possible shutdown date; the exact date is announced with advance notice.

Source: https://llmlatency.dev/migrate/google-gemini-3-1-flash-lite