Banned Mythos 5 jailbreaks exist in other models — so why the Anthropic-only ban?
the us government forced anthropic to pull its mythos 5 and fable 5 models citing security concerns, though researchers say identical vulnerabilities exist elsewhere. the selective ban raises questions about regulatory consistency and how targeted restrictions impact ai competition.
anthropic removed its fable 5 and mythos 5 models from the market under pressure from us government officials who cited national security risks regarding an alleged guardrail bypass discovered by amazon researchers. in response, cybersecurity experts signed an open letter arguing the ban is dangerous because the specific vulnerabilities exploited in anthropic's models are present in systems built by other labs. the situation underscores the difficulty of regulating specific ai companies when technical capabilities are converging across the industry and raises questions about whether enforcement is targeting the right problems or simply creating uneven playing fields.