Cover Lucy Guo, a self-made billionaire in the technology sector, has just overtaken pop icon Taylor Swift on the list of self-made female billionaires (photo: Lucy Guo/X)
Lucy Guo, a self-made billionaire in the technology sector, has just overtaken pop icon Taylor Swift on the list of self-made female billionaires (photo: Lucy Guo/X)
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Having only just turned 30, Lucy Guo, co-founder of Scale AI, received a rather dazzling birthday gift: official recognition as one of the world’s youngest self-made female billionaires, with a personal net worth exceeding $1.2 billion.
Although she no longer holds an executive position at Scale AI, Guo has still surpassed Taylor Swift on the global ranking of the wealthiest self-made women. With a 5 per cent stake in Scale AI now valued at US$25 billion and an ownership share in her second venture, Passes, Guo’s net worth currently stands at $1.25 billion. That said, when asked about the significance of becoming a self-made billionaire, she admitted the label didn’t hold much meaning for her personally.
Guo’s rise offers a striking source of inspiration for women in tech, where female entrepreneurs remain a rarity. Beyond Silicon Valley, her influence extends to the creator economy as well, particularly through her launch of Passes, a platform that helps digital creators and public figures monetise interactions with their fanbase.
Journey to self-made billionaire: Born an immigrant, dropped out of college, and built her own empire
Born to Chinese immigrant parents, Lucy Guo grew up in Fremont, California. With both parents working as electrical engineers, she developed a fascination with technology from an early age. By the time she reached middle school, she had already taught herself how to code. Later, she enrolled at Carnegie Mellon University, where she studied computer science and human-computer interaction.
Before long, however, Guo chose to leave university and join the Thiel Fellowship, a programme backed by billionaire Peter Thiel that supports promising young entrepreneurs. Her early professional steps included internships at Facebook and Snapchat, followed by a product design role at Quora, where she met Alexandr Wang, who would go on to co-found Scale AI with her. The company, launched in 2016, made its mark by providing data labelling services for machine learning models, with early success in the self-driving car sector.
After stepping away from Scale AI in 2018, Guo continued her ascent in the tech world. She launched Backend Capital, an investment fund focused on early-stage startups.
In 2022, she unveiled Passes, a platform designed to help creators generate revenue. What sets Passes apart is its hybrid of features found on platforms like Patreon, Twitch, and OnlyFans, offering tools such as live streaming and one-on-one video chats with fans.
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With her solid foundation in artificial intelligence, Guo has integrated AI-driven tools into Passes, including avatars that mimic creators, allowing fans to interact with hyper-personalised digital versions based on their preferences. While clearly labelled as AI, the avatars have been well received by users, not least for their cost-saving benefits for creators.
To date, Passes has generated millions of dollars in revenue from curated content creators. It has also raised more than $66 million, including a $40 million Series A round in 2024.
Despite its remarkable growth, Passes, and Lucy Guo herself, have not been without controversy. The platform has come under scrutiny over allegations concerning its censorship of content targeted at minors. Guo and her team have denied these claims, responding with the implementation of AI-powered monitoring tools. She has also underscored the importance of transparency and explained that technology is being used to prevent abuse. Even so, Guo admits that moderating content on large-scale platforms remains a complicated challenge, particularly in cases involving AI-generated material.
Little-known facts about Lucy Guo: A simple life, a love of sport and a passion for music
Although now a self-made billionaire, Lucy Guo is known for leading an unpretentious, down-to-earth lifestyle. In one interview, she revealed that she dislikes unnecessary spending, still driving an old Honda Civic and choosing affordable fashion on the Shein platform. That said, she does allow herself small indulgences when the occasion warrants it, such as upgrading to business class on a 16-hour flight or purchasing a designer dress when appropriate.
Guo has said that her frugality isn’t an attempt to stand apart from other wealthy individuals. Instead, she attributes it to lessons learned during a time when she overspent in an effort to compensate for insecurities. Now, she simply prefers not to waste money on things that hold little value for her.
Beyond her pragmatic approach to spending, Lucy Guo maintains a strong interest in sport and music. No matter how demanding her schedule, she remains committed to daily workouts at the gym. Her consistency has helped her maintain a toned, healthy physique, which she occasionally showcases on social media in youthful, minimalist outfits with neutral tones that highlight her natural figure.
She is also a regular presence at major music festivals, including Coachella and Ultra Music Festival. In April 2025, she hosted a lavish party for her company near the Coachella site. A devoted fan of EDM, Guo is often seen by the DJ booth and frequently shares snapshots from her music-filled adventures. In April 2024, she posted on X (formerly Twitter) about the thrill of meeting Taylor Swift and dancing with Rihanna. She also attended Taylor Swift’s Eras Tour, revealing a genuine fondness for the world of music.
