GPT-5.2 Pro
OpenAI · Higher-accuracy GPT-5.2 variant for tougher reasoning and review workflows
Key facts
- Provider
- OpenAI
- Context window
- 400K tokens
- Max output
- 128K tokens
- Input price
- $21 / M tok
- Output price
- $168 / M tok
- Knowledge cutoff
- Aug 31, 2025
- Released
- Dec 11, 2025
- License
- —
Capabilities
ReasoningTool callingStructured outputFile attachmentsTemperature controlOpen weights
Reasoning options
- effort medium · high · xhigh
Pricing
USD per million tokens, list API rates.
- Input
- $21
- Output
- $168
- Cache read
- —
- Cache write
- —
Modalities
- Input
- Text, Image
- Output
- Text