OpenAI: GPT-5.1 (batch)
The OpenAI GPT-5.1 (batch) is a large language model that handles multiple input modalities, including text, images, and files. It has a high context length of 400,000 tokens, which allows for more detailed analysis and generation. The model supports reasoning and tools capabilities, making it suitable for tasks that require complex processing. The OpenAI GPT-5.1 (batch) may be worth shortlisting due to its competitive price point, with $0.625 per million input tokens and $5.00 per million output tokens. However, its benchmark standing is limited to a single blended score of 42.2, which may not provide a comprehensive picture of its performance. Nevertheless, for those seeking a high-context model with reasoning capabilities, the OpenAI GPT-5.1 (batch) is worth considering at this price.
Benchmark results
Independent, published benchmarks. Blended score 38.9 across 1 benchmark, last refreshed 2026-09-23. How scoring works →
| Benchmark | Measures | Score |
|---|---|---|
| AI Index | broad capability composite | 40.8 |
- Model ID
- openai/gpt-5.1:batch
- Vendor
- openai
- Released
- November 2025
- Tokenizer
- GPT
- Input Modalities
- image, text, file
- Output Modalities
- text
- Max Output
- 128,000 tokens
- Tool Calling
- ✓ supported
- Structured Output
- ✓ supported
- Reasoning Mode
- ✓ supported
- Vision
- ✓ accepts images
- Audio
- no
- Moderated
- yes
What it costs in practice
Computed from the current $0.62/M input and $5.00/M output rates. Run your own numbers →
| Job | Tokens | Cost |
|---|---|---|
| Summarize a 50-page report | 30k in / 1.5k out | $0.03 |
| Classify 1,000 customer emails | 500k in / 50k out | $0.56 |
| A month of a busy support chatbot | 5M in / 2M out | $13.12 |
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Quick answers
- How much does OpenAI: GPT-5.1 (batch) cost?
- $0.62 per million input tokens and $5.00 per million output tokens.
- What is OpenAI: GPT-5.1 (batch)'s context window?
- 400,000 tokens, roughly 600 pages of text in a single request.
- Does OpenAI: GPT-5.1 (batch) support tool calling?
- It supports tool calling, structured output, a reasoning mode.
- Can OpenAI: GPT-5.1 (batch) process images?
- Yes, it accepts image input.