The US government has imposed a ban on two advanced artificial intelligence models developed by Anthropic, effective June 12th. The decision stems from concerns regarding the potential for the “Fable 5” model to be compromised. Officials reportedly fear unauthorized access and misuse of the technology. Anthropic’s CEO reportedly declined requests to modify the models to address these security vulnerabilities, leading to the ban. The move highlights growing US scrutiny of rapidly developing AI technologies and their potential risks. This action signals a firmer stance from regulators regarding AI safety and national security. Further details regarding the specific vulnerabilities and the scope of the ban are expected to be released.