PayPal AI Hackathon Online Build what’s next with PayPal and AI $67,500 in prizes Nov 12, 2026 03:00 PM EST to submit 16415 participants
OpenAI Build Week Online Join a global week of building with Codex $100,000 in prizes Winners announced 46677 participants
Google Cloud Rapid Agent Hackathon Online Building Agents for Real-World Challenges $60,000 in prizes Winners announced 14443 participants
HackHPI 2026 Potsdam, Germany Are you ready to revolutionize agriculture climate? This is your chance to innovate, collaborate, and tackle the biggest challenges in agriculture Climate. €3,000 in prizes Apr 10 – 11, 2026 64 participants
