Scale AI co-founder Alexandr Wang is such an enthusiastic networker that his former roommate — OpenAI Chief Executive Officer Sam Altman — once jokingly told him to tone it down a bit.

Alexandr Wang, once the youngest self-made billionaire in the world, has agreed to join Meta to work on AI “superintelligence,” leaving the startup that made him rich after dropping out of MIT. Alexandr Wang’s Scale AI just inked a $14.

Alexandr Wang, son of nuclear physicists, dropped out of MIT to co-found Scale AI, a company providing crucial data for AI development. Scale AI's rapid growth led to a $7 billion valuation, making Wang the world's youngest self-made billionaire.

Alexandr Wang dropped out of MIT to co-found Scale and was quickly lauded as one of Silicon Valley's most promising entrepreneurs, raising funding from blue-chip venture capital firms and achieving billionaire status in his 20s.