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Google: Gemini 3.1 Pro Preview

Canonical ID: openrouter/google/gemini-3.1-pro-preview

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

Reasoning: No Tool use: Yes

Overview

text image audio video pdf file
Provider
OpenRouter logo OpenRouter
Release date
2026-02-19
Last updated
2026-02-19
Input modalities
text, image, audio, video, pdf, file
Output modalities
text

Pricing and Limits

Token pricing

Input
$2/1M
Output
$12/1M
Cached input
N/A
Currency: USD

Context and output

Context window
1,048,576
Max output tokens
65,536
Qualified ID
openrouter/google/gemini-3.1-pro-preview

Model Summary

Google: Gemini 3.1 Pro Preview is a model listing in the OpenRouter provider catalog. It is categorized under the gemini-3.1-pro-preview family.

The model supports text, image, audio, video, pdf, file modalities across input/output paths. Reported context capacity is 1,048,576. Pricing is listed at $2/1M input and $12/1M output.

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