21CTO

Jul 30, 2026 · Industry Insights

Why Lilian Weng Left Her Startup for Health and Returned to OpenAI

Lilian Weng, former OpenAI AI‑safety VP, quit the startup she co‑founded due to health concerns, then swiftly rejoined OpenAI, highlighting talent scarcity and the intense pressures of AI‑safety work in the fast‑moving industry.