Model index
Google DeepMind·Gemini

Gemini 3.1 Pro Preview

The successor preview to Gemini 3 Pro, with a separate endpoint tuned to prioritize custom tools.

CurrentReasoningCodingAgentMultimodalWeights not released
MODEL NUMBER058
Release date
2026-02-19
Organization
Google DeepMind
Family
Gemini
01

Specifications

Only published specifications are shown.

Context
1M
Input modalities
Text · Image · Audio · Video
Open weights
No
Status
Current
02

Overview

Overview

The successor preview to Gemini 3 Pro, with a separate endpoint tuned to prioritize custom tools.

03

Changes from predecessor

Compared with Gemini 3 Pro Preview

PreviousGemini 3 Pro Preview · 1M ctx
CurrentGemini 3.1 Pro Preview · 1M ctx
04

Architecture & capabilities

Key capabilities

Thinking modeCodingTool useComputer use
05

Release history

Preview

Gemini 3.1 Pro Preview launched.

View source
06

Related models

Select a card to view the related model.

07

Sources