The Vercel AI Accelerator Demo Day showcased 28 talented AI startups, each pitching their impressive demos in just 3 minutes. The program accepted 40 teams out of over 1500 applications and provided them with a 6-week accelerator, including events, fireside chats, and updates. The top 28 teams were selected to pitch on Demo Day, with three winning teams receiving $120,000 in credits from AI platform partners. Investors such as a16z, CRV, and Coatue attended the event, and Vercel engineers, judges, and other industry experts were also present. The winners included Memorang, Jenni, and LLM Report, who developed platforms for building AI-powered courses, research paper writing, and open-source logging and analytics for LLMs, respectively.