Golden Finance reported that according to Business Insider, billionaire Musk has moved his artificial intelligence startup xAI to the old headquarters of OpenA. It is reported that xAI has taken over OpenAI's original office in the Mission district of San Francisco. Musk co-founded OpenAI in 2015 and rented the first office of the AI ​​startup. The xAI invitation-only open day event held on Tuesday local time was held at the old headquarters of OpenA, which is now called the "Pioneer Building."