Gemini 3.1 Pro Preview Custom Tools

Name: Gemini 3.1 Pro Preview Custom Tools
Author: Google

Advanced Gemini model for complex reasoning, coding, and multimodal analysis

Live

Open / InstallLast updated August 22, 2026

Description

Advanced Gemini model for complex reasoning, coding, and multimodal analysis. Supports a context window of 1,048,576 tokens. Supports extended reasoning. Supports tool calling. Input priced at $2 per million tokens. Weights are not publicly released; access is via the provider API.

Author

Google

Platform

api

Pricing model

paid

Capabilities

Text generation
1,048,576 token context
Extended reasoning
Tool calling
File attachments
Image input
Audio input