Anthropic Suspends Claude Fable 5 and Mythos 5 After Government Finds Jailbreak Vulnerabilities
Core Summary Anthropic has suspended all customer access to its latest AI models, Claude Fable 5 and Mythos 5, after US national security authorities identified “jailbreak” vulnerabilities. The company stated it was “ordered to suspend foreign nationals from using Claude Fable 5” and that “the net effect of this order is that we must abruptly disable Fable 5 and Mythos 5 for all our customers to ensure compliance.” This marks the latest escalation in Anthropic’s ongoing conflict with the Trump administration, after the Pentagon labeled the company a “supply chain risk.” ...