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 26086 participants
Codex x TwitchCon Hackathon Featured Online Build for streamers and their community on Twitch with OpenAI Codex. $25,000 in prizes, and the top 5 are shown on the Codex Booth stage at TwitchCon. $25,000 in prizes Nov 02, 2026 05:00 PM EST to submit 1970 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 3062 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 announced 4289 participants
LovHack Season 2 Online Build a real product in 7 days. Join developers, designers, and builders from around the world to turn ideas into working apps using modern AI tools. $500 in prizes Winners announced 423 participants
