Back-to-back Consumer AI Hackathons hosted in New York City and London showcased innovative uses of AI, with developers, designers, and AI enthusiasts collaborating to build practical applications. The NYC event, co-hosted with a16z, featured over 100 participants and highlighted projects like Kaizen, a fitness app using computer vision, and Two Somethin’, an AI for handling customer service calls. Meanwhile, the London hackathon at ElevenLabs HQ involved over 50 hackers, producing notable applications such as Runewell for creating custom voice casts and PersuAIsion, a tool for practicing social skills. These events emphasized the potential of AI in various domains and the impact of creative collaboration.