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 …

Codex is an AI assistant for coding, research, and productivity that helps teams save time and get more work done, from start to finish.

The official Codex desktop app from OpenAI is your command center for agentic software development.

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.

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 …

By March 2026, Codex had grown to more than 2 million weekly active users, [4] and OpenAI was positioning it as a broader enterprise agent platform that could eventually be used for tasks beyond …

5 days ago · 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 …

Mar 24, 2026 · A plain-English beginner’s guide to Codex: what it is, how it works across app, CLI, IDE, and cloud workflows, and how to start using it effectively.

Codex is OpenAI’s coding agent that helps you write, review, and ship code faster. Use it side-by-side in your IDE or delegate larger tasks to the cloud. Add Codex as a panel in VS Code to chat, edit, and …

Mar 4, 2026 · Compare OpenAI Codex vs. Claude Code for real-world development. Explore benchmarks, pricing, workflows, and when to use each AI coding assistant in 2026.