Build with Gemini XPRIZE Online $2,000,000 in prizes. Build with Gemini. Ship products that impact the world. $2,000,000 in prizes Winners TBD 26464 participants
Build with DataHub: The Agent Hackathon Online Build AI agents with DataHub's open-source Context Platform. $20,500 in prizes Winners TBD 3076 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
Slack Agent Builder Challenge Online Whether it's your first agent or your fiftieth - Slack is where it ships. $42,000 in prizes Winners announced 4424 participants
Beyond Tomorrow Summit Online Code the Future. Shape the World. $1,800 in prizes Winners announced 357 participants
Splunk Agentic Ops Hackathon Online Reimagine the future of agentic operations using Splunk AI $20,000 in prizes Winners announced 2367 participants
GreenHack By Grevoro Bengaluru, India Code for Impact. Design for Sustainability. ₹ 15,000 in prizes May 7 – 29, 2026 140 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 128338 participants