Nvidia is managing the worst hit to its reputation in its three-decade history from the revelations that its CEO Jensen Huang had an affair with a woman reportedly working for China’s spy agencies (read our latest on that here ). But in one bright spot for the AI chip giant, there are early signs of headway in its efforts to build the world’s best open-source models .

Booz Allen Hamilton—the $10 billion-market capitalization government contractor—several months ago switched from primarily using Anthropic’s models to run its software for cybersecurity and defense to using Nvidia’s Nemotron models, CTO Bill Vass told me.

That move has resulted in significant cost savings, he said, though the company declined to share specifics.…