Anthropic Disabled Fable 5 And Mythos 5 After A U.S. Export-Control Order. Here’s What Happened

The U.S. Commerce Department ordered Anthropic to shut down Fable 5 and Mythos 5 worldwide over a reported jailbreak. Here's ...
SecurityWeek

Anthropic Disputes Fable 5 AI Jailbreak

Anthropic has disputed allegations of a prompt-based jailbreak affecting its recently launched Claude Fable 5 AI model.

U.S. Government Suspends Access To Claude Fable 5 And Mythos 5 (What It Means For Your Business)

The US government just forced Anthropic to suspend Claude Fable 5 and Mythos 5 overnight. Here is what every business owner ...
The Next Web

Fable 5 was beating GPT 5.5 on every major benchmark. Then the US government pulled it offline.

Anthropic's Fable 5 led every major AI benchmark over OpenAI's GPT 5.5 before a US export control directive forced it offline three days after launch.