The National Security Agency has begun using Mythos Preview, Anthropic’s advanced AI model that the company kept out of public release. The move follows a clash with the Department of Defense, which had labeled Anthropic a supply‑chain risk after the firm refused unrestricted Pentagon access to its tools. Anthropic limited Mythos to roughly 40 vetted organizations, naming only a handful publicly; the NSA is now among the undisclosed users, employing the model to scan for exploitable cyber vulnerabilities. The development coincides with a tentative thaw in Anthropic’s ties to the Trump administration, highlighted by a recent meeting with senior White House officials. Read more →