Codex CLI is an open-source coding agent from OpenAI, written primarily in Rust, that runs locally on your computer. Codex IDE extension is a coding agent that runs in Visual Studio Code and its forks ...
Not a replacement, but not dismissible either.
OpenAI has launched a new Codex extension for VS Code and its forks, allowing developers to use the AI coding agent directly within their IDE. Back in May, OpenAI announced Codex, a cloud-based ...
OpenAI Codex uses AI to help you understand and write code better. You can set up Codex Command-Line (CLI) to make the coding process a lot simpler and efficient. To ...
PSA: the tool you code with matters more than the code itself.
OpenAI officially released a plugin on March 31, 2026, that allows users to directly utilize OpenAI Codex within the Claude Code workflow for code reviews and task delegation. By installing this ...
OpenAI is rolling out the GPT-5 Codex model to all Codex instances, including Terminal, IDE extension, and Codex Web (chatgpt.com/codex). Codex is an AI agent that ...