US directive forces global suspension of Claude Fable 5 and Mythos 5
A US export-control directive prompted Anthropic to disable Claude Fable 5 and Mythos 5 for all customers after the government cited a reported safeguard bypass and national-security concerns.
AWAY FROM DOOM38confidence 88/100
Why it moved the index
Anthropic's dated notice confirms that a government directive immediately removed access to two highly capable models worldwide while a reported jailbreak was investigated. This is a concrete intervention that reduced deployment and misuse exposure, although the process lacked disclosed technical detail and proved temporary.
AUDIT TRAIL
Assessment history
- R1Away 38 · confidence 88
New model-specific government access restriction with immediate worldwide deployment impact.
11 Aug 2026