Arbiter Hacks V1 Online Open innovation for all, submit projects that have potential impact and usability! $7,800 in prizes Dec 21, 2026 12:00 AM EST to submit 965 participants
Nebius x NVIDIA Global AI Hackathon Online Build the next frontier of AI on open infrastructure $50,000 in prizes Winners TBD 29875 participants
Build, Ship, Shape: Amazon Developer Hackathon Online Build across Amazon Devices and shape what's next. $138,000 in prizes Winners TBD 35463 participants
COMPSPHERE 12 Online Connect The Ideas, Create The Future $1,247 in prizes Winners TBD 585 participants
NextStep Hacks 2026 Online Breaking barriers, one idea at a time. $1,750 in prizes Winners announced 1030 participants
CALL-E: Your Code Is Calling Online Turn your code into an AI agent that makes real phone calls. $10,000 in prizes Winners announced 3198 participants
Build Beyond Hackathon Online Build beyond the ordinary. Turn your ideas into real projects, collaborate with innovators, and create solutions that shape the future. Non-monetary prizes Winners announced 1343 participants
Caspian Buildathon: Build agents that can reach anyone Online Build any AI agent you want, then give it hands. One rule: it must use caspian-sdk and run on at least two channels. $14,500 in prizes $14,500 in prizes Winners TBD 286 participants