OpenAI launched GPT-5.3-Codex as Anthropic released Claude Opus 4.6 in a simultaneous drop that kicks off the AI coding wars, ...

The new model is build to accelerate the capabilities of Codex, the agentic coding tool OpenAI launched earlier this week.

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 ...

The new Claude Sonnet 5 apparently outperforms Opus 4.5 and Gemini 3 Pro on interactive builds, letting developers trust ...

OpenAI has launched a new Codex desktop app aimed at helping developers manage multiple ...

As a marketing guy with zero technical skills, I "vibe coded" a production app for my company over the weekend—and it worked.