Daily Briefing: The NSA Is Using the AI Model the Pentagon Tried to Ban

Anthropic CEO Dario Amodei met with White House Chief of Staff Susie Wiles yesterday amid active lawsuits over whether Anthropic's Mythos model constitutes a national security threat. Multiple independent outlets report the NSA is already using Mythos for vulnerability discovery despite Pentagon objections — revealing a genuine internal government split over whether AI models with offensive cybersecurity capabilities should be treated as classified weapons or supervised research tools. The episode examines the structural policy vacuum, draws a parallel to 1990s encryption debates, and identifies two concrete signals to watch: whether the White House issues formal classification guidance, and whether the lawsuits against Anthropic advance or are quietly dropped. ...