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 14567 participants
Arm Create: AI Optimization Challenge Online One challenge. Three frontiers of AI. All powered by Arm. $8,000 in prizes Winners announced 2475 participants
Google Chrome Built-in AI Challenge 2025 Online Innovate with Intelligence: Build the Future of the Web with Gemini Nano and Chrome AI. $70,000 in prizes Winners announced 14046 participants
Agent Development Kit Hackathon with Google Cloud Online Build multi-agent AI systems with Agent Development Kit and Google Cloud $50,000 in prizes Winners announced 10349 participants
GNEC Hackathon 2025 Spring - Compete For UN-Affiliated/NGO Internships & Prizes Online Create projects benefiting UNSDGs for a chance to work along UN affiliated NGOs! $10,000 in prizes Winners announced 1648 participants
Chirp Developer Challenge Online Build an app using Twitter’s API v2 to unlock new experiences for people on Twitter, and inspire other developers. $520,600 in prizes Winners announced 1604 participants
Apps Up 2021 Europe | Huawei HMS App Innovation Contest Online Create a connected future powered by apps $200,000 in prizes Winners announced 491 participants
