Google: Gemini 3.1 Pro Preview Custom Tools

Section ID: DOC-MODEL-k408a90ikp#overview

google — google/gemini-3.1-pro-preview-customtools

Input modalities: Reported — text, audio, image, video, file

Output modalities: Reported — text

Context: 1048576 tokens

Input limit: Unknown

Output limit: Unknown

Input character limit: Unknown

Tool calling: Supported

Structured output: Supported

Reasoning: Supported

Streaming: Unknown

Prompt caching: Unknown

New selection: Undecided

Existing saved use: Undecided

All available models

Document ID: DOC-MODEL-k408a90ikp