OpenAI's Codex app is now on mobile via ChatGPT for iOS and Android. Here's what it does, how to set it up, how it compares to Claude Code mobile.

AI coding agents are reshaping how developers write, debug, and maintain software in 2026. The debate around Claude Code vs ChatGPT Codex highlights two distinct philosophies: local-first reasoning ...

OpenAI today debuted a new artificial intelligence agent, Codex, that can help developers write code and fix bugs. The tool is available through a sidebar in ChatGPT’s interface. One button in the ...

Engineers in Meta's Applied AI team can no longer user Anthropic’s Claude Code or OpenAI’s Codex without approval.

Nate Herk spent 100 hours testing Claude Code by Anthropic and ChatGPT Codex by OpenAI to assess their performance in practical coding tasks. Claude Code includes features such as customizable ...