Google Cloud Rapid Agent Hackathon Online Building Agents for Real-World Challenges $60,000 in prizes Jun 11, 2026 05:00 PM EDT to submit 8652 participants
Reddit Mod Tools and Migrated Apps Hackathon Featured Online Join Reddit to build moderation tools for the Reddit community! $45,000 in prizes May 27, 2026 09:00 PM EDT to submit 2686 participants
Agents Assemble - The Healthcare AI Endgame Online Build Interoperable Healthcare Agents at the Intersection of MCP, A2A, and FHIR $25,000 in prizes Winners TBD 4339 participants
The Future of Health Hackathon Zürich, Switzerland Hack with impact €11,775 in prizes May 2, 2026 7 participants
Accel + Anthropic | Dev Day Community Showcase Bengaluru, India Share what you’ve built using Sonnet 4.5 and showcase your demos to India’s top CTOs, product leaders, and the Anthropic team. Non-monetary prizes Oct 1 – 6, 2025 201 participants
World’s Largest Hackathon presented by Bolt Online Build with AI for a shot at some of the $1M+ in prizes. $1,037,500 in prizes Winners announced 128411 participants