OpenAI Build Week Online Join a global week of building with Codex $100,000 in prizes Winners announced 46690 participants
Agentic Engineering Hack New York, NY, USA We’ve stacked real infra and real AI so your hack ships as a product, not a slide. In one sprint, build agents, copilots, and autonomous systems that actually work end to end. $6,500 in prizes May 23, 2026 205 participants
LAUNCH Hackathon 2015 San Francisco, CA, USA Launch 2016 here: launch.devpost.com/ $101,500 in prizes Feb 27 – Mar 1, 2015 1310 participants
