A first look at Claude Mythos Preview, the model initially described in a leaked Anthropic draft as "by far the most powerful AI model we've ever developed."
— The Rundown AI (@TheRundownAI) 7 avril 2026
So powerful, it's not getting released to the public.
The model will power Project Glasswing, an initiative with 12… pic.twitter.com/YPwqlMQrtX
A first look at Claude Mythos Preview, the model initially described in a leaked Anthropic draft as "by far the most powerful AI model we've ever developed." So powerful, it's not getting released to the public. The model will power Project Glasswing, an initiative with 12