OpenAI: GPT-5.1 (batch)
8.6 / 10
400K context
Proprietary
About this model
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...
Benchmark Scores
MMMU
84.2
Aider
88.0
IFEval
73.1
AIME-2025
99.6
Technical Specs
- Architecture: text+image+file->text
- Context Window: 400,000 tokens
- Input Modalities: text
Hardware Requirements
- API-only (no local hardware needed)
Pricing
| Input | Output | Currency |
|---|---|---|
| 0.625 / 1M tokens | 5.0 / 1M tokens | USD |