Lei Jun

DeepSeek Trained Her. Xiaomi Hired Her. Now She’s Burning Millions to Beat Her Old Boss.

Xiaomi just live-streamed its AI model training—cost counter and all. The mastermind? A former DeepSeek researcher now using Lei Jun’s billions to build a rival. This isn’t just about burning cash; it’s about the AI war shifting from conversation to action. DeepSeek trained her. Xiaomi armed her. The board just got a new queen.