# OpenAI: GPT-5.1 (batch)

Provider: openai  
Category: llm  
Model ID: `openai/gpt-5.1:batch`

GPT-5.1 is the latest frontier-grade model in the GPT-5 series, offering stronger general-purpose reasoning, improved instruction adherence, and a more natural conversational style compared to GPT-5. It uses adaptive reasoning...

## Specs

- Context length: 400000 tokens
- Max output: 128000 tokens
- Modalities: image, text, file
- Released: 2025-11-13

## Pricing

- Input: $0.63 per million tokens
- Output: $5.00 per million tokens

## Verdict

GPT-5.1 batch is OpenAI's cost-optimized async inference option, delivering the same model quality as standard GPT-5.1 at 50% lower pricing in exchange for 24-hour turnaround. The 400K context window handles book-length documents comfortably, and multimodal support covers text, images, and file uploads. Best for teams running large-scale analysis jobs, content pipelines, or research workflows where overnight processing is acceptable and budget matters more than real-time response.

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Last verified: 2026-09-04T02:00:56.012Z  
Canonical URL: https://switchy.build/directory/models/gpt-5-1-batch