What is Codex?

Codex is OpenAI's AI model specialized in understanding and generating code across multiple programming languages. Based on OpenAI's documentation, it likely explains Codex's capabilities for code completion, translation, and explanation, as well as its applications in developer tools and automation. The entry would cover how Codex differs from other language models and its practical use cases in software development.

Related

• How to get started with Codex
• Working with Codex
• Codex settings
• Plugins and skills
• Top 10 uses for Codex at work
• Scaling Codex to enterprises worldwide

Source: OpenAI | 2026-04-23