Alexandr Wang
MIT · Scale AI
He Dropped Out of MIT at 19 and Became the Youngest Self-Made Billionaire
10 March 2026
Alexandr Wang dropped out of MIT after his freshman year to co-found Scale AI. He'd been coding since childhood in Los Alamos, and worked at Quora while still in high school.
The AI Infrastructure Play
Wang recognised that ML models need massive amounts of labeled training data. Scale AI built a platform combining humans and automation to do this at unprecedented speed.
Powering the Revolution
Clients include OpenAI, Meta, Microsoft, Toyota, and the US Department of Defense. The company raised over $600 million, reaching a $7.3 billion valuation.
Youngest Self-Made Billionaire
Wang became the world's youngest self-made billionaire at 25. He didn't build the flashiest AI product — he built the infrastructure layer everyone else needs.
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