OpenAI Open Model Hackathon Online Build with gpt-oss, OpenAI’s open weight reasoning models. $30,000 in prizes Winners announced 8655 participants
MIT Bitcoin Hackathon: 10 Years of Building Blocks Online Join us for the annual MIT Bitcoin Hackathon -- we welcome projects built on Bitcoin, Ethereum, and beyond to compete for $ 26k in prize pool. $26,530 in prizes Winners announced 480 participants
MIT Bitcoin Expo 2022 - Breaking Through Hackathon + Pitch Contest Online Welcoming Hackers, Developers and Entrepreneurs from Around the Globe $73,000 in prizes Winners announced 459 participants