AI model · OpenAI
GPT-5.2-Codex
Model ID: openai/gpt-5.2-codex
- Input
- $1.75 per 1M tokens
- Output
- $14 per 1M tokens
- Context
- 400K tokens at once
- Max output
- 128K tokens per reply
- Released
- 14 Jan 2026 OpenAI
What it can do
- YesReasoning
- YesTool calling
- YesImage input
- NoOpen weights
- NoFree to use
Takes text, image; gives text.
How its listing describes it
GPT-5.2-Codex is an upgraded version of GPT-5.1-Codex optimized for software engineering and coding workflows. It is designed for both interactive development sessions and long, independent execution of complex engineering tasks....
Sources
- OpenAI: GPT-5.2-Codex on OpenRouter — read 2 Oct 2026