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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Anthropic unveils Claude Opus 4.6, its most advanced model; turns up the heat on ChatGPT and Gemini
With a 1 million token context window and industry-leading benchmark results, the release intensifies competition with OpenAI ...
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 ...
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