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Model Services/openrouter/Gemini 3.1 Pro Preview
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Gemini 3.1 Pro Preview

Active

Reasoning-first Gemini preview for agentic coding and complex problem solving

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Input, output, and cached rates with source and verification time, plus same-workload cost examples.
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Input / 1M tokens
$2.00
Output / 1M tokens
$12.00
Record updated 2026-10-11
Modality:LLM
Context:1,048,576 tokens
Release:Feb 19, 2026
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Pricing

Platform
Scope
Input
Output
Details
Official
Standard
$2.00
$12.00
1.0M context · 66k max output

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Latest changes

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Benchmarks

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⚡Gemini 3.1 Pro Preview Comparisons & Scenario Guides

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❓Gemini 3.1 Pro Preview Frequently Asked Questions

How much does Gemini 3.1 Pro Preview cost per 1M tokens?▼

Gemini 3.1 Pro Preview is priced at $2.00 per 1M input tokens and $12.00 per 1M output tokens, with cached input at $0.20/1M on official. Check provider terms before deployment.

What is the context window for Gemini 3.1 Pro Preview?▼

Gemini 3.1 Pro Preview supports up to 1,048,576 tokens context with a max completion limit of 65,536 tokens.

What are cost-saving alternatives to Gemini 3.1 Pro Preview?▼

ModelPriceLab automatically calculates cheaper alternatives in the same model class, showing monthly spend differences and migration guides.

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