# OpenAI — Introducing GPT-5.2-Codex

- Company: OpenAI (openai.com)
- Announced: 2025-12-18T00:00:00+00:00
- Category: new-model
- Subject: GPT / ChatGPT / API
- Models affected: GPT-5.2-Codex
- Source: https://openai.com/index/introducing-gpt-5-2-codex
- Record: https://forck.live/items/328-introducing-gpt-5-2-codex

OpenAI announces GPT-5.2-Codex, a coding model with long-horizon reasoning, large-scale code transformations, and enhanced cybersecurity capabilities.

## Evidence

Verbatim from https://openai.com/index/introducing-gpt-5-2-codex:

> GPT-5.2-Codex is OpenAI’s most advanced coding model, offering long-horizon reasoning, large-scale code transformations, and enhanced cybersecurity capabilities.

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Record: https://forck.live/items/328-introducing-gpt-5-2-codex
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