The quarrel between the federal government and the startup behind Fable and Mythos thickened over the weekend.

An internal leak at Anthropic has revealed company information including its new most powerful model known as Claude Mythos. Credit: Michael M. Santiago/Getty Images An accidental leak has now been ...

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Scraping the open web for AI training data can have its drawbacks. On Thursday, researchers from Anthropic, the UK AI Security Institute, and the Alan Turing Institute released a preprint research ...