Microsoft CEO Satya Nadella has issued a warning to companies using cloud-based AI, arguing that they effectively pay for intelligence twice: once with money and again by revealing proprietary knowledge to improve model performance.

Nadella contends that enterprises are inadvertently teaching models the nuances of their businesses when they feed data into public systems. While paid accounts may offer walled-off environments exempt from training, Nadella expresses doubt about whether these protections are truly effective against competitors like OpenAI and Anthropic who might leverage such insights.

This perspective supports the argument that self-hosting AI infrastructure is a necessary strategy for individuals and organizations to protect their intellectual property and sensitive business ideas.