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GPT-5.2-Codex
Model family: gpt-5-2
GPT-5.2-Codex — a dedicated coding-agent model (~$1.75/$14) for code-generation API flows.
Identity
- Creator
- OpenAI
- Model family
- gpt-5-2
- Release date
- 2025-11-30
Technical specs
- Parameter count
- A coding-specialized model (~$1.75 input / $14 output per 1M) tuned for coding-agent API flows.
- Context window
- 400K tokens
- Modalities
- Text
- Primary capabilities
- Coding
- Function Calling
- Long Context
- Reasoning
- Tool Use
License
- License
- OpenAI API Terms of Use
- Commercial use
- Allowed
- Terms
- Modification ✗
- Redistribution ✗
- Attribution ✗
Access
- Openness
- Closed Api
- Access methods
- Api First Party
- Api Third Party
- Hosted Chat Ui
- Cost tier
- Paid Api
- llm
- closed-api
- coding
- agentic
- us-based
- proprietary