GPT-5.1 High
Overview
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 require extended reasoning.
GPT-5.1 High was released on November 12, 2025. API access is available through OpenAI.
Performance
Timeline
ReleasedUnknown
Knowledge CutoffUnknown
Specifications
Parameters
Unknown
License
Proprietary
Training Data
Unknown
Benchmarks
GPT-5.1 High Performance Across Datasets
Scores sourced from the model's scorecard, paper, or official blog posts
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Pricing
Pricing, performance, and capabilities for GPT-5.1 High across different providers:
| Provider | Input ($/M) | Output ($/M) | Max Input | Max Output | Latency (s) | Throughput | Quantization | Input | Output |
|---|---|---|---|---|---|---|---|---|---|
OpenAI | $1.25 | $10.00 | 400.0K | 128.0K | 3.5 | 80.0 c/s | — | Text Image Audio Video | Text Image Audio Video |
API Access
API Access Coming Soon
API access for GPT-5.1 High will be available soon through our gateway.
Recent Posts
Recent Reviews
FAQ
Common questions about GPT-5.1 High
GPT-5.1 High was released on November 12, 2025.