OpenAI COO Brad Lightcap departs after nearly a decade to start new venture

Who Is Brad Lightcap? OpenAI Loses Its Dealmaker After 8 Years, Ahead Of IPO

Brad Lightcap, OpenAI CFO→COO for 8 years, exits pre-IPO after scaling GTM 50→700 and shipping ChatGPT Enterprise. Dealmaker's exit signals governance transition; company pivots to agent-based enterprise AI (Frontier) over seats—new go-to-market needed.