Google · First-party API · LLM

gemini-3.1-pro-preview

Release announcedReleased on Feb 19, 2026

Notice

Release announced

Released on Feb 19, 2026

Google announced this model on 2026-02-19.

Hosting route
First-party API
Affected scope
Not stated in the notice
Announced
Feb 19, 2026
First seen by ModelClock
Oct 4, 2026

What the provider published

ai.google.dev ↗

Read from the provider's text; the quote is the provider's exact lines.

Revision history

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gemini-3.1-pro-preview release (Google) · ModelClock