Feb 3, 2026 09:40 AM
(This post was last modified: Feb 3, 2026 09:44 AM by Μinimalist.)
Codex is OpenAI’s coding agent for software development. ChatGPT Plus, Pro, Business, Edu, and Enterprise plans include Codex. It can help you:
For a limited time we're including Codex with ChatGPT Free and Go, and we're doubling the rate limits on Plus, Pro, Business, Enterprise, and Edu plans. Those higher limits apply everywhere you use Codex—in the app, from the CLI, in your IDE, and in the cloud.
You can download it from here.
- Write code: Describe what you want to build, and Codex generates code that matches your intent, adapting to your existing project structure and conventions.
- Understand unfamiliar codebases: Codex can read and explain complex or legacy code, helping you grasp how teams organize systems.
- Review code: Codex analyzes code to identify potential bugs, logic errors, and unhandled edge cases.
- Debug and fix problems: When something breaks, Codex helps trace failures, diagnose root causes, and suggest targeted fixes.
- Automate development tasks: Codex can run repetitive workflows such as refactoring, testing, migrations, and setup tasks so you can focus on higher-level engineering work.
For a limited time we're including Codex with ChatGPT Free and Go, and we're doubling the rate limits on Plus, Pro, Business, Enterprise, and Edu plans. Those higher limits apply everywhere you use Codex—in the app, from the CLI, in your IDE, and in the cloud.
You can download it from here.



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