AI model · OpenAI
GPT-5.2 Pro
Model ID: openai/gpt-5.2-pro
- Input
- $21 per 1M tokens
- Output
- $168 per 1M tokens
- Context
- 400K tokens at once
- Max output
- 128K tokens per reply
- Released
- 10 Dec 2025 OpenAI
What it can do
- YesReasoning
- YesTool calling
- YesImage input
- NoOpen weights
- NoFree to use
Takes image, text, file; gives text.
How its listing describes it
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,...
Sources
- OpenAI: GPT-5.2 Pro on OpenRouter — read 2 Oct 2026