Google: Gemini 3.1 Pro Preview Custom Tools

Google: Gemini 3.1 Pro Preview Custom Tools offers a 1,048,576-token context window at $2.00 per 1M input tokens and $12.00 per 1M output tokens. Supported inputs: text, audio, image, video, file. Data via OpenRouter /models, as of Sep 13, 2026.

Source: OpenRouter /models · as of

Specifications

Context window1,048,576 tokens
Input price$2.00 / 1M tokens
Output price$12.00 / 1M tokens
Input modalitiestext, audio, image, video, file
Output modalitiestext
Model idgoogle/gemini-3.1-pro-preview-customtools

Frequently asked questions

What is the context window of Google: Gemini 3.1 Pro Preview Custom Tools?

Google: Gemini 3.1 Pro Preview Custom Tools supports up to 1,048,576 tokens of context.

How much does Google: Gemini 3.1 Pro Preview Custom Tools cost?

$2.00 per 1M input tokens and $12.00 per 1M output tokens (via OpenRouter /models, as of Sep 13, 2026).

What input types does Google: Gemini 3.1 Pro Preview Custom Tools support?

Google: Gemini 3.1 Pro Preview Custom Tools accepts text, audio, image, video, file.

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