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 20, 2026.
Source: OpenRouter /models · as of
OpenRouter model catalogue feed
These are provider-catalog specifications, not a task-quality benchmark. Prices describe the source listing and may vary by provider or routing. Unknown values are shown as — when the feed did not supply that value.
Specifications
| Context window | 1,048,576 tokens |
|---|---|
| Input price | $2.00 / 1M tokens |
| Output price | $12.00 / 1M tokens |
| Input modalities | text, audio, image, video, file |
| Output modalities | text |
| Model id | google/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 20, 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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