Lucy Guo, the 30-year-old cofounder of Scale AI, is now the youngest self-made woman billionaire on the planet. Guo unseats pop star Taylor Swift, 35, who has held that title since Forbes declared her a billionaire in late 2023.<br /><br />A computer science college dropout, Guo cofounded artificial intelligence firm Scale AI in 2016–when she was 21–with Alexandr Wang, who was then 19. Wang became CEO and Guo ran the operations and product design teams at the San Francisco startup. The cofounders both made Forbes’ Under 30 list in 2018. <br /><br />Now, less than a decade later, Guo is founder and CEO of Passes for which she raised $50 million over three rounds from 2022 to 2024 from investors like Mary Meeker’s Bond Capital, talent agent Michael Ovitz and Menlo Ventures, valuing the company at $150 million.<br /><br />Read the full story on Forbes: https://www.forbes.com/sites/kerryadolan/2025/04/17/this-ai-founder-lucy-guo-scale-ai-has-unseated-taylor-swift-as-the-worlds-youngest-self-made-woman-billionaire/<br /><br />Subscribe to FORBES: https://www.youtube.com/user/Forbes?sub_confirmation=1<br /><br />Fuel your success with Forbes. Gain unlimited access to premium journalism, including breaking news, groundbreaking in-depth reported stories, daily digests and more. Plus, members get a front-row seat at members-only events with leading thinkers and doers, access to premium video that can help you get ahead, an ad-light experience, early access to select products including NFT drops and more:<br /><br />https://account.forbes.com/membership/?utm_source=youtube&utm_medium=display&utm_campaign=growth_non-sub_paid_subscribe_ytdescript<br /><br />Stay Connected<br />Forbes newsletters: https://newsletters.editorial.forbes.com<br />Forbes on Facebook: http://fb.com/forbes<br />Forbes Video on Twitter: http://www.twitter.com/forbes<br />Forbes Video on Instagram: http://instagram.com/forbes<br />More From Forbes: http://forbes.com<br /><br />Forbes covers the intersection of entrepreneurship, wealth, technology, business and lifestyle with a focus on people and success.
