GPT-5.4 Pro cracked a conjecture in number theory that had stumped generations of mathematicians, using a proof strategy that ...
Claude Opus had a MASK honesty rate of 91.7 percent, compared to 90.3 percent for Opus 4.6 and 89.1 percent for Sonnet 4.6.
21hon MSN
I tested Anthropic’s Claude Opus 4.7 and it’s the first AI that actually reasons through tasks
From autonomous coding to 'fixing' my kitchen, here are the 7 prompts that prove Anthropic’s new model is moving from chatbot ...
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