Gemini 3.1 Pro Preview Custom Tools

About

Google: Gemini 3.1 Pro Preview Custom Tools available via OpenRouter. Pricing: $2/1M input, $12/1M output.

Capabilities

VisionMultimodalReasoningFunction CallingTool UseJSON ModeCode Execution

Rankings

Best Open Source LLMs Cheapest LLM APIs

Specifications

FamilyGemini 3.1

Context1M

ArchitectureDecoder Only

Specializationgeneral

Created by

Google DeepMind

Pioneering artificial intelligence research.

London, United Kingdom

Founded 2014

Links