Codex is OpenAI’s series of AI coding tools that help developers move faster by delegating tasks to powerful cloud and local coding agents.

Aug 10, 2021 · We’ve created an improved version of OpenAI Codex, our AI system that translates natural language to code, and we are releasing it through our API in private beta …

May 16, 2025 · Technical teams at OpenAI have started using Codex as part of their daily toolkit. It is most often used by OpenAI engineers to offload repetitive, well-scoped tasks, like …

Codex CLI is a coding agent that you can run locally from your terminal and that can read, modify, and run code on your machine, in the chosen directory. It’s open source, built in Rust for …

Codex is OpenAI’s coding agent that can read, modify, and run code. It helps you build faster, squash bugs, and understand unfamiliar code. Codex can work on many tasks in the …

Codex is OpenAI’s coding agent that can read, modify, and run code. It helps you build faster, squash bugs, and understand unfamiliar code. It meets you where you are: in your terminal, in …

Nov 21, 2025 · Along with the GPT-5.1 launch in the API, we are introducing new gpt-5.1-codex-mini and gpt-5.1-codex model options in Codex, a version of GPT-5.1 optimized for long …

Codex helps developers turn natural language into working code, navigate complex codebases, and accelerate development. This resource outlines Codex’s key capabilities for builders and …

This toggle provides Codex users the ability to view Codex workspace analytics and manage environments (edit and delete). Codex supports role based user access (see below for more …

Explore resources, tutorials, API docs, and dynamic examples to get the most out of OpenAI's developer platform.