OpenAI releases GPT-5.3-Codex, a coding model that helped build itself

Anthropic, one of OpenAI's chief rivals, also released a new coding model today, Claude Opus 4.6. Earlier this week, OpenAI ...
Interesting Engineering on MSN

OpenAI launches Codex app to manage multiple AI agents across software projects

OpenAI has launched a new Codex desktop app aimed at helping developers manage multiple ...
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GitHub Adds Claude Code and OpenAI Codex to Agent HQ Platform

GitHub has launched Agent HQ, adding Anthropic's Claude Code and OpenAI's Codex alongside Copilot for Pro+ and Enterprise ...
Every

Now More Fun at Parties

Dan tested Codex 5.3 on Proof, a macOS markdown editor that he's been vibe coding that tracks the origin of every piece of text—whether it was written by a human or generated by AI—and lets users ...