CALL-E: Your Code Is Calling Online Turn your code into an AI agent that makes real phone calls. $10,000 in prizes Sep 14, 2026 11:45 AM EDT to submit 2615 participants
Build with DataHub: The Agent Hackathon Online Build AI agents with DataHub's open-source Context Platform. $20,500 in prizes Winners TBD 3074 participants
Global AI Hackathon Series with Qwen Cloud Online Build your own AI Agent on Qwen Cloud - compete for $70K in prizes across five tracks. $45,000 in prizes Winners announced 8464 participants
Reddit’s Games with a Hook Hackathon Online Join Reddit and Phaser to build incredible games for the Reddit community! $40,000 in prizes Winners announced 3065 participants