GPT-5.2 Codex

Name: GPT-5.2 Codex
Rating: 58 (1 reviews)
Author: OpenAI

Model family by OpenAI · used by 4 applications

AI Model

GPT-5.2-Codex is OpenAI's advanced agentic coding model, specialized for complex software engineering, refactoring, and cybersecurity, with improved performance in Windows environments. It offers a 400,000-token context window, supports multimodal inputs (text/images), and is optimized for long-horizon tasks via context compaction, available as of Dec 2025

Model openness score

Six dimensions, evidence-linked

Model cardOpen

Research paperOpen

Licence termsClosed

Source codeOpen

Weights / base modelClosed

Training dataPartial

Used by

How this score was built

Public information analysis · Aug 18, 20262Anove analyst review3Counter review by vendor4PublishedCommunity corrections

Work at OpenAI? Claim this listing to correct or complete the data.