After realising the power of frontier AI models, the US administration has shifted away from an initial hands-off posture, says this academic. SYDNEY: On Friday (Jun 12), artificial intelligence lab Anthropic suspended access to its latest Claude models, Fable 5 and Mythos 5, which had been released three days earlier. The move came in response to an “export control directive” from the United States government prohibiting use of the models by anyone who is not a US national. Mythos is Anthropic’