HowdyHack 2026 College Station, TX, USA An Aggie-only hackathon! Non-monetary prizes Oct 24 – 25, 2026 145 participants
OpenAI Build Week Online Join a global week of building with Codex $100,000 in prizes Winners announced 46665 participants
USAII® Global AI Hackathon 2026 Online (* REGISTRATION EXPIRED JUNE 6 11:59 PM ET *) A global virtual AI hackathon empowering students to build solutions for real-world good—from everyday impact to career readiness. $15,000 in prizes Winners announced 6063 participants