GPT-5.1 High: Benchmarks, Pricing & Context Window
GPT-5.1 High is a language model from OpenAI, released in November 2025, with multimodal input.
GPT-5.1 High provides enhanced reasoning capabilities with high-effort thinking for complex problems. This variant offers deeper analysis and more thorough responses compared to the base model, making it ideal for challenging tasks that
GPT-5.1 High pricing
Providers
GPT-5.1 High starts at $1.25 per million input tokens and $10.00 per million output tokens via OpenAI.
| Provider | Input $/M | Output $/M | Max Input | Max Output | Latency s | Throughput | Quant | Input | Output |
|---|---|---|---|---|---|---|---|---|---|
 OpenAI | $1.25 | $10.00 | 400.0K | 128.0K | 3.50 | 80 c/s | — |
GPT-5.1 High API
API access coming soon
GPT-5.1 High will be available through our gateway shortly.
GPT-5.1 High examples
Recent arena outputs from GPT-5.1 High, picked from the highest-ranked matchups.
GPT-5.1 High license
GPT-5.1 High is released under the Proprietary license, which restricts commercial use.
- License
- Proprietary
- Non-commercial
Proprietary license - usage restrictions apply
FAQ
Common questions about GPT-5.1 High.