Anthropic rejects alleged China bid for secret ‘mythos’; triggers US worry

A Chinese think tank quietly asked Anthropic for access to Mythos, its powerful new AI model that can find software vulnerabilities on its own. Anthropic refused, and the White House National Security Council reacted with alarm. With Mythos rattling banks, hospitals and the Pentagon, the request has landed days before Trump meets Xi in Beijing, where AI safety is now on the agenda.