Tech to Treasure Hackathon San Jose, CA, USA Code for a greener future. $450 in prizes Mar 3 – 10, 2027 82 participants
VoltHacks Online Design. Build. Power the Future. Non-monetary prizes Winners announced 2147 participants
OpenAI Build Week Online Join a global week of building with Codex $100,000 in prizes Winners announced 46685 participants
Build with MeDo Hackathon Online Build creative applications with MeDo, no coding required. Push the boundaries of what you can create. $50,000 in prizes Winners announced 8346 participants
Clash of Prompts: Worlds 1st Real-Time Prompt Battle Royale San Francisco, CA, USA Clash of Prompts is a live, head-to-head AI prompting battle where developers go toe-to-toe to craft the prompt that generates the most secure code Non-monetary prizes May 7, 2026 30 participants
comma_hack (six) San Diego, CA, USA Hacking the future of openpilot—cars, bodies, and comma fours $5,000 in prizes Mar 6 – 27, 2026 78 participants
Amazon Nova AI Hackathon Online Build your way with Amazon Nova $40,000 in prizes Winners announced 13411 participants
