Among the organizations that have found Anthropic’s AI models more useful than those of its rivals is the Department of Defense, which relied heavily on Claude until early this month — which is when Pete Hegseth, the secretary of defense who calls himself the secretary of war, suddenly banned the use of Claude. As I pointed out the other day, Hegseth seems determined to exalt ignorance and wage war on expertise and hard thinking; it turns out that his war on human intelligence is also a war on artificial intelligence he doesn’t like.