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Model Launch 1 min read

Introducing GPT-5.2-Codex

Source: OpenAI Blog
December 18, 2025 · 9mo ago
Visual for Introducing GPT-5.2-Codex

Summary

GPT-5. 2-Codex is OpenAI’s most advanced coding model, offering long-horizon reasoning, large-scale code transformations, and enhanced cybersecurity capabilities.

Why It Matters

New model releases reshape what developers can build. As capabilities advance, existing applications can be upgraded and entirely new use cases become feasible — making it critical for engineers to evaluate these releases early.

#openai

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