Anthropic confronts export-controls clash over Mythos 5 and Fable 5

Anthropic faced a US export‑control directive ordering the suspension of Mythos 5 and Fable 5 access for foreign nationals, prompting executives to fly to Washington for last‑minute negotiations as the administration weighs restricting powerful AI models; the dispute centers on a claimed jailbreak vulnerability, concerns about China’s AI edge, and a broader regulatory push that could reshape the AI race, with a public industry letter urging repeal and talks ongoing without a resolution as of Monday.