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 ...

Sam Altman says ChatGPT Codex subagents outperform Claude Code, using plain-language triggers and configurable agent files for PR reviews and debugging workflows.

In the fast-moving world of generative AI, the "chat" interface is being replaced with agents that do so much more than answer questions and summarize documents. Early 2026 has officially ushered in ...

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 ...

Anthropic's Claude Code for VS Code has surpassed OpenAI's Codex extension in Visual Studio Code Marketplace installs and review volume despite launching later. OpenAI positions Codex as an IDE ...

OpenAI's new Codex agent is essentially a vibe-coding environment based on a ChatGPT-like comment interface. As much as the vibe-coding idea seems like a meme for wannabe cool-kid coders, the new ...

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 ...

OpenAI announced on Friday it’s launching a research preview of Codex, the company’s most capable AI coding agent yet. Codex is powered by codex-1, a version of the company’s o3 AI reasoning model ...