Tony Wu Yuhuai, a co-founder of the AI lab xAI, has reportedly purchased a luxury property in Hillsborough, California, for US$70 million.
Key facts
- •The US$70 million purchase is the largest Bay Area property deal reported so far this year.
- •The estate spans 12 acres and features a private nine-hole golf course.
- •Tony Wu was one of 12 founding members of xAI.
- •Wu previously worked as a research scientist at Google starting in 2021.
- •Wu did not respond to a request for comment as of Monday.
Tony Wu Yuhuai, a China-born co-founder of Elon Musk’s artificial intelligence lab, has reportedly purchased a six-bedroom mansion in Hillsborough, California, for US$70 million. The transaction marks the largest property deal in the Bay Area so far this year. Wu, a former research scientist at Google, was a member of the founding team at xAI before leaving the company earlier this year.
By the numbers
Property Details
The 12-acre estate is located in an affluent area near Silicon Valley. According to a report by The San Francisco Standard, the property includes a private nine-hole golf course, a 150-seat outdoor amphitheatre, and a 2,100-gallon saltwater aquarium.
Background in AI
Wu, who is in his thirties, previously interned at OpenAI and worked as a research scientist at Google’s DeepMind. In 2023, he co-founded xAI, which has since been renamed SpaceXAI. During his tenure at the firm, he served as a core developer for the chatbot Grok, focusing on AI mathematics and machine reasoning. He gained public attention in 2025 when he appeared alongside Elon Musk during the live-streamed launch of Grok 3.
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This article was independently rewritten by ManyPress editorial AI from reporting originally published by South China Morning Post.
