OpenAI releases GPT‑5.2-Codex, with improvements on long-horizon work through context compaction, stronger performance on large code changes, and more (OpenAI)

OpenAI:
OpenAI releases GPT‑5.2-Codex, with improvements on long-horizon work through context compaction, stronger performance on large code changes, and more  —  The most advanced agentic coding model for professional software engineering and defensive cybersecurity.  —  Get started

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