From routine pull requests to your hardest problems, Codex reliably completes tasks end to end, like building features, complex refactors, migrations, and more, powered by OpenAI’s frontier coding …

Learn to use Codex to write code, run tasks, and automate workflows, with guidance on prompts, real-world examples, and advanced coding techniques.

Codex CLI is a coding agent from OpenAI that runs locally on your computer. If you want Codex in your code editor (VS Code, Cursor, Windsurf), install in your IDE.

For software development, Codex is the coding agent in ChatGPT, built to help you plan, write, review, and ship code. Bring in context from your apps, files, browser, screenshots, email, and screen so …

Explore Codex pricing plans for every stage—from free trials to enterprise deployments. Get flexible usage, powerful AI coding models, and seamless workflow integration to help your team build and …

Codédex is a new way to learn to code for kids and adults alike. Journey through the fantasy land of Python, HTML, CSS, or JavaScript, earn experience points (XP) to unlock new regions, and collect …

Inspect code, make changes, run commands, and automate repeatable work without leaving your terminal. Let Codex inspect files, make edits, and run the tools already installed on your machine. …

Jul 16, 2026 · Codex is an AI-powered coding agent developed by OpenAI that helps developers write, understand, and improve code. It can handle tasks like generating features, fixing bugs, and …

OpenAI released Codex CLI on April 16, 2025, as an open-source coding agent that runs locally in the terminal. It connects OpenAI's language models with local code and command-line tasks, enabling …

Mar 5, 2026 · We selected the name “Codex” as Leonardo da Vinci was the embodiment of the Renaissance ideal. His “Codex”, or notebooks, are a testament to his interest in a multitude of …