OpenAI Build Week Online Join a global week of building with Codex $100,000 in prizes Winners announced 46685 participants
DevNetwork [AI + ML] Hackathon 2026 South San Francisco, CA, USA Join the nation's largest challenge-driven AI and ML in-person + online hackathon @ AI DevSummit 2026! $8,000 in prizes May 11 – 28, 2026 1126 participants
Hacktech by Caltech 2026 Pasadena, CA, USA Not everything needs to be flashy - just make it work. $72,900 in prizes Apr 24 – 26, 2026 198 participants
Amazon Nova AI Hackathon Online Build your way with Amazon Nova $40,000 in prizes Winners announced 13410 participants
![DevNetwork [AI + ML] Hackathon 2026](http://d112y698adiu2z.cloudfront.net/photos/production/challenge_thumbnails/004/474/092/datas/medium.jpg)
