OpenAI’s former chief technology officer, Mira Murati, just raised one of the largest seed rounds in history. Murati secured $2 billion in that seed round for Thinking Machines Lab — a startup so early, it hasn’t even revealed what it’s working on yet. The move is raising eyebrows across Silicon Valley, and it’s only the latest in a wave of top researchers splintering off from OpenAI to chase their own AI moonshots.








