Jason Cui

Jason Cui is a Partner at Andreessen Horowitz (a16z) investing at the intersection of foundational AI, developer tooling, and scientific platforms. A Harvard computer science graduate, he co-founded Jemi (acquired by Brat TV in 2023), led product at Databricks, and previously worked at Uber and Hulu. Named to Forbes 30 Under 30 in 2021, he joined a16z to back the infrastructure layer of the AI era, with bets like the $150M seed round for Inferact, the next-generation commercial inference engine built by the vLLM maintainers.