Slack Agent Builder Challenge Featured Online Whether it's your first agent or your fiftieth - Slack is where it ships. $42,000 in prizes Jul 13, 2026 08:00 PM EDT to submit 3411 participants
Global AI Hackathon Series with Qwen Cloud Featured Online Build your own AI Agent on Qwen Cloud - compete for $70K in prizes across five tracks. $45,000 in prizes Jul 09, 2026 05:00 PM EDT to submit 6346 participants
UiPath AgentHack Online Build the AI agents of tomorrow. $50,000 in prizes Winners TBD 4031 participants
H0: Hack the Zero Stack with Vercel v0 and AWS Databases Online Front-end in minutes. Back-end designed for scale. $80,000 in prizes Winners TBD 9775 participants
Google Cloud Rapid Agent Hackathon Online Building Agents for Real-World Challenges $60,000 in prizes Winners TBD 14492 participants
Optimization Grand Challenge 2026 Magokjungang 8-ro, South Korea A global optimization competition by LG CNS — solve the Grand Shipyard Puzzle and compete for KRW 200M in prizes! $103,000 in prizes May 25 – Jun 8, 2026 210 participants
Reddit Mod Tools and Migrated Apps Hackathon Online Join Reddit to build moderation tools for the Reddit community! $45,000 in prizes Winners announced 3103 participants