What is Omen AI?

A 20-year-old founder just convinced Sheryl Sandberg to bet on the water inside AI data centers. On June 30, 2026, Omen AI raised a $31 million Series A led by Nava Ventures, with CRV also joining, pushing total funding to $41.5 million. Founded in 2024 by CEO Zach Laberge in San Francisco, Omen reads machine health from fluid itself. Over the next few minutes, we unpack what it does, how the sensors work, our take on the timing, and why liquid cooling made this a real problem.