GPT-5.2 Pro is OpenAI’s most advanced model, offering major improvements in agentic coding and long context performance over GPT-5 Pro. It is optimized for complex tasks that require step-by-step reasoning,...
OpenAI: GPT-5.2 Pro — OpenAI. Context window 400,000 tokens. API pricing (per 1M tokens): Input $21, Output $168. License: Proprietary.
| Provider | OpenAI |
|---|---|
| API model ID | openai/gpt-5.2-pro |
| Tier | Frontier |
| Context window | 400,000 tokens |
| Max output | 128,000 tokens |
| License | Proprietary |
| API pricing (per 1M tokens) · Input | $21 |
| API pricing (per 1M tokens) · Output | $168 |