OpenAI has launched GPT-5 Codex, an AI model built for software development. It can write, debug, and review code, working interactively or independently on long tasks. Available across Codex tools, ...

OpenAI today introduced a new artificial intelligence model, GPT-5-Codex, that it says can complete hours-long programming tasks without user assistance. The algorithm is an improved version of GPT-5 ...

From cloud hand-offs to GitHub reviews, GPT-5-Codex is optimized for agentic coding and designed to supercharge developer workflows.