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 23676 participants
VibeHack London 2026 Greater London, United Kingdom A 24-hour AI hackathon at UCL where builders ship real products, not slides. £3,500 in prizes Jun 6 – 7, 2026 149 participants
