Kiroween 2026 Featured Online Build something wicked and git commit to the darkness. $100,000 in prizes Dec 04, 2026 05:00 PM EST to submit 11354 participants
Nebius x NVIDIA Global AI Hackathon Online Build the next frontier of AI on open infrastructure $50,000 in prizes Winners TBD 29872 participants
OpenCV AI Competition 2026, powered by AWS Online Build vision systems that see, reason, and act with OpenCV 5 and Amazon Web Services (AWS). Win money and bragging rights! $20,250 in prizes Winners TBD 6342 participants
Build, Ship, Shape: Amazon Developer Hackathon Online Build across Amazon Devices and shape what's next. $138,000 in prizes Winners TBD 35462 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
Hack for Humanity | Summer 2026 Online AI for Mental/Physical Health and Concussion Recovery $100 in prizes Winners announced 1356 participants
The WebMCP Challenge Online 10 days for exploring what’s possible with WebMCP $35,000 in prizes Winners announced 7042 participants
All Things Agentic Hackathon Online Ready, Set, Agent! Build next-generation agents that run in the background, handle the heavy lifting of massive datasets, and automate complex workflows asynchronously. $180,000 in prizes Winners announced 12258 participants
Africa Deep Tech Challenge 2026 Online The Laptop LLM Challenge: Build On-Device AI for the Hardware Africa Actually Has $16,500 in prizes Winners announced 1856 participants
QuantumHacks Online The Future Is Yours to Build Non-monetary prizes Winners announced 928 participants
YouCam API Skin AI & Apparel VTO Hackathon Online Join YouCam API to Build the Future of Skin and Fashion Retail - Compete for $6,000 in prizes $6,000 in prizes Winners announced 1273 participants
Open Atlas - AI for Social Good Hackathon 2026, presented by Manifest Milpitas, CA, USA Builders, in a room, solving real problems. Ship AI-powered solutions for immigration, healthcare, education, and financial inclusion. $4,500 in prizes Jun 20 – Aug 16, 2026 450 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
Build with DataHub: The Agent Hackathon Online Build AI agents with DataHub's open-source Context Platform. $20,500 in prizes Winners announced 3052 participants
DPI CS Innovators Hackathon Chicago, IL, USA Create apps, websites, games that help the communities or aid sustainability Non-monetary prizes Aug 6, 2026 16 participants
OrionHackathon USA Where Operations Research Meets Innovation $1,000 in prizes Jul 17 – Aug 5, 2026 299 participants
GIRLCODE HACKATHON 2025 Midrand, South Africa Future-Proofing Africa: Innovation at the Intersection of FinTech, Cybersecurity, and AI. $5,500 in prizes Jul 3 – Aug 22, 2025 1693 participants