# Google: Gemini 3.1 Pro Preview (batch)

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

Gemini 3.1 Pro Preview is Google’s frontier reasoning model, delivering enhanced software engineering performance, improved agentic reliability, and more efficient token usage across complex workflows. Building on the multimodal foundation...

## Specs

- Context length: 1048576 tokens
- Max output: 65536 tokens
- Modalities: audio, file, image, text, video
- Released: 2026-02-19

## Pricing

- Input: $1.00 per million tokens
- Output: $6.00 per million tokens

## Verdict

Gemini 3.1 Pro Preview (batch) is Google's asynchronous processing variant, trading real-time response for dramatically lower cost—$1 input/$6 output per Mtok makes it one of the cheapest capable models available. The million-token context window handles book-length documents, and native multimodal support (audio, video, image, file) means you can throw mixed-media datasets at it without preprocessing. Best for high-volume jobs where you can wait minutes to hours: document classification pipelines, batch video analysis, or cost-sensitive research workflows that need long-context reasoning.

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Last verified: 2026-09-04T02:00:56.012Z  
Canonical URL: https://switchy.build/directory/models/gemini-3-1-pro-preview-batch