Model Releases
Codex for (almost) everything
OpenAI's Codex is a large language model trained on publicly available code from the internet that can understand and generate code in dozens of programming languages. It powers GitHub Copilot and can
OpenAI's Codex is a large language model trained on publicly available code from the internet that can understand and generate code in dozens of programming languages. It powers GitHub Copilot and can be used for a variety of programming tasks including writing, translating, and explaining code. The model demonstrates strong performance across multiple domains including Python, JavaScript, Go, Perl, PHP, Ruby, Swift, TypeScript, and SQL.
Source: OpenAI | 2026-04-16