[Palantir CEO: Some U.S. government clients have switched from proprietary AI models to NVIDIA's open-source Nemotron model] According to a report by The Information on July 5, Palantir CEO Alex Karp stated that some U.S. government clients have transitioned from proprietary AI models to NVIDIA's open-source Nemotron model. The core proposition is to keep sensitive work within a trusted application layer rather than relying directly on OpenAI or Anthropic.