Artificial Intelligence #anthropic#fable-5
Anthropic Blocks All Customers' Access to Fable 5 and Mythos 5 After US Governme
Anthropic has blocked all customers' access to its newly launched AI models Fable 5 and Mythos 5 to comply with a US government directive citing national security concerns. The company believes the action stems from a potential jailbreak method shared with officials. Other models and Claude chatbot remain unaffected.
Jun 13, 2026 1 source