Today, OpenAI announced GPT-5.3-Codex, its most capable agentic coding model to date. The company says the model achieved ...
OpenAI has a published Preparedness Framework, which it uses for measuring and protecting against severe harm from frontier AI capabilities. In the blog post announcing GPT-5.3-Codex, the company says ...
OpenAI launches GPT-5.3-Codex with faster coding, stronger reasoning, and higher benchmark accuracy—plus API access soon.
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 ...
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 ...
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