# Google: Gemini 3.1 Pro Preview Custom Tools

Provider: google  
Category: llm  
Model ID: `google/gemini-3.1-pro-preview-customtools`

Gemini 3.1 Pro Preview Custom Tools is a variant of Gemini 3.1 Pro that improves tool selection behavior by preventing overuse of a general bash tool when more efficient third-party...

## Specs

- Context length: 1048576 tokens
- Max output: 65536 tokens
- Modalities: text, audio, image, video, file
- Released: 2026-02-25

## Pricing

- Input: $2.00 per million tokens
- Output: $12.00 per million tokens

## Providers

- **google** — ctx 1048576, input $2.00/M, output $12.00/M

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Last verified: 2026-04-23T23:46:29.618Z  
Canonical URL: https://switchy.build/models/gemini-3-1-pro-preview-customtools