Alexandr Wang is the CEO and founder of Scale AI, an artificial intelligence company dedicated to accelerating the development of AI applications. Co-founded in 2016, Scale AI provides data labeling and large language model evaluation services. In 2021, the company's valuation reached $7.
3 billion, making Wang, then 24, the world's youngest billionaire. As of April 2025, Forbes estimated his net worth at $3.6 billion.
In 2025, he was named Meta's chief AI officer.