Defense Secretary Pete Hegseth summoned Anthropic CEO Dario Amodei to the Pentagon on Tuesday morning for what senior Defense officials made clear was anything but a courtesy call. The meeting represents a breaking point between the U.S. military and the AI company behind Claude — the only artificial intelligence model currently operating inside the military’s classified systems — over whether a private technology company gets to set the rules for how its tools are used in war. The core dispute is over what conditions Anthropic will place on military use of Claude. The company has sought formal assurances that its...