Anthropic cuts off Fable 5 and Mythos 5 access following government order
The US government has ordered Anthropic to shut down global access to Fable 5 and Mythos 5, citing alleged jailbreak risks. Anthropic is complying but pushing back publicly: the vulnerabilities are minor and exist in competing models like GPT-5.5, the company says, an ironic turn after the company s
Receipts (all sources)
On Friday evening, the government ordered Anthropic to block access to Fable 5 and Mythos 5 for all foreign nations, both inside and outside the US, due to national security concerns. That order included employees of Anthropic. To meet those demands, the company has completely cut off access to the
Statement on the US government directive to suspend access to Fable 5 and Mythos 5 Anthropic
The US government has ordered Anthropic to shut down global access to Fable 5 and Mythos 5, citing alleged jailbreak risks. Anthropic is complying but pushing back publicly: the vulnerabilities are minor and exist in competing models like GPT-5.5, the company says, an ironic turn after the company s
“The government believes it has become aware of a method of bypassing, or ‘jailbreaking’ Fable 5,” the company said in a blog post.