Anthropic has begun rolling out a new model called "Fable," which is based on the same underlying model as Mythos, its most ...

Token burn, silent censorship, and a mandatory data grab—the biggest Claude release has become Anthropic's messiest.

Claude Fable 5 ships with built-in safety filters that redirect certain queries to an older model. Claude Mythos 5, a second, ...

David Wallace-Wells speaks with the economist and law professor Natasha Sarin about what the coming A.I. I.P.O.s could mean ...