GPT-5.2-Codex
OpenAI
openai/gpt-5.2-codexGPT-5.2-Codex is the coding-specialized variant of GPT-5.2, built for agentic software engineering across large codebases. It benefits from GPT-5.2's large context window for repository-scale refactors and long-horizon coding tasks.
Cost rate
2.5x
Context
400K
Released
Jan 14, 2026
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