Preview

Apr 29, 2026

ProducerGoogle DeepMind

FamilyGemini

APIHosted UICloud

Gemini 3.1 Pro

LLMMultimodalReasoningTool-Using

Gemini 3.1 Pro is Google DeepMind's most capable general-purpose model from the Gemini 3.1 family – a multimodal model with enhanced reasoning, agentic coding, and long-context capabilities.

Available on

Vertex AI

Technical specification

Context window

Max output

License

proprietary

Tools

Yes

Fine-tuning

Weights access

Closed

Knowledge cutoff

Jan 2025

Last updated: May 1, 2026

Modalities

Input

Text

Image

Audio

Video

Documents

Output

Text

Code

Capabilities

Reasoning★

Reasoning

Multi-step reasoning★

Reasoning

Long context★

Reasoning

Multimodal understanding★

Multimodality

Coding★

Coding

Function Calling

Planning

Structured output★

Structured gen.

Audio understanding

Audio

Image understanding★

Vision

Video Understanding

Other

Chart understanding

Vision

Diagram reasoning

Reasoning

OCR★

Vision

Multilingual★

Language

Planning★

Planning

Streaming output

Reasoning

Interleaved Multimodal Input

Reasoning

Architecture and technologies

Core Architecture

Form / Family

Training Techniques

Applications

Pricing

May 1, 2026Source

PublicUSDper 1M tokens

Publiczny cennik dostępny przez Gemini API. Cena za 1M tokenów (kontekst ≤200k): input $2.00, output $12.00. Przy kontekście >200k: input $4.00, output $18.00.

Price per 1M tokens · USD

Standard

Kontekst ≤200k: input $2.00/1M, output $12.00/1M. Kontekst >200k: input $4.00/1M, output $18.00/1M.

Security and enterprise

Gemini 3.1 Pro dostępny w Vertex AI i Gemini Enterprise. Model card dostępny publicznie pod adresem deepmind.google/models/model-cards/gemini-3-1-pro.

Official Privacy CenterUpdated: May 1, 2026