Hot IPO Summer: What Happens When AI Goes Public?

San Francisco is bracing for a historic IPO season as OpenAI and Anthropic prepare to go public, a shift that could mint thousands of new millionaires and reshape the city's economy and real estate market. The initial public offerings, expected in summer 2026, represent the most anticipated tech listings since the dot-com era and will test whether the AI sector can sustain its stratospheric valuations in public markets. OpenAI, valued at over $300 billion in private markets, and Anthropic, valued at roughly $60 billion, are both racing to list on the Nasdaq, with lockup periods that will free employee-held shares for sale roughly six months after debut. The twin IPOs are projected to create an estimated 15,000 to 20,000 new millionaires among early employees, investors, and executives — a wealth event that has already begun driving up luxury real estate prices in neighborhoods like Pacific Heights and SoMa. Venture capitalists predict the liquidity will fuel a new wave of AI-focused start-ups, as ex-OpenAI and Anthropic employees become angel investors and founders. The city, still recovering from post-pandemic office vacancy rates hovering near 25%, could see a revival as newly enriched workers return to physical offices and spend on local businesses. However, critics warn that the concentration of wealth may deepen inequality and push out long-time residents, echoing the gentrification patterns of the 2010s tech boom. The broader market implications are equally significant. Both companies have yet to post consistent profits, relying on massive venture capital injections and cloud computing credits. Public investors will demand quarterly profitability, potentially forcing OpenAI and Anthropic to accelerate monetization of products like ChatGPT Enterprise and Claude Pro. Regulatory scrutiny from the SEC and FTC over alleged anti-competitive practices in AI training data and model deployment could dampen listing premiums. The IPOs will also serve as a bellwether for the entire AI ecosystem: if they perform well, expect a flood of secondary AI companies filing S-1s; if they stumble, a potential pullback in private AI valuations. As tech analyst Mary Meeker noted in a recent note, 'We are entering the most consequential public market event for technology since the Google IPO in 2004.' For San Francisco, the question is whether the AI wealth boom will be a lasting transformation or a repeat of the boom-and-bust cycles that have defined the city's tech history.