AI AGENTS
Codex
by OpenAI
Overview
OpenAI coding agent for building, refactoring, testing, reviewing code, and running local terminal workflows through the Codex CLI and ChatGPT surfaces.
Details
Codex is an OpenAI coding agent. The supplied OpenAI sources describe it as a tool for building, refactoring, testing, and reviewing code, with workflows available through the Codex CLI and ChatGPT surfaces. The candidate has an official product page, an OpenAI Help Center getting-started article, and an OpenAI GitHub repository for the Codex project.
When to Use
Use Codex when you want an OpenAI coding agent for building, refactoring, testing, or reviewing code. Use Codex when your workflow can run through the Codex CLI, ChatGPT surfaces, or local terminal workflows.
Getting Started
- Review the official Codex product page: https://openai.com/codex/
- Read OpenAI’s getting-started documentation for Codex: https://help.openai.com/en/articles/11369540-getting-started-with-codex
- Inspect the OpenAI Codex GitHub repository: https://github.com/openai/codex
Key Features
- •Supports building code
- •Supports code refactoring
- •Supports testing and code review workflows
- •Available through Codex CLI and ChatGPT surfaces
- •Supports local terminal workflows
Capabilities
- •code-building
- •code-refactoring
- •code-testing
- •code-review
- •local-terminal-workflows
Last updated Jun 9, 2026