Kiroween 2026 Online Build something wicked and git commit to the darkness. $100,000 in prizes Submissions open soon 390 participants
Meta VR Start Developer Competition 2026 Online Accelerate your VR development journey with Meta VR Start and compete for $1M in cash prizes $1,000,000 in prizes Nov 18, 2026 03:00 PM EST to submit 3322 participants
PayPal AI Hackathon Online Build what’s next with PayPal and AI $67,500 in prizes Nov 12, 2026 03:00 PM EST to submit 15971 participants
YouCam API Skin AI & eCommerce VTO Hackathon Online Build with the YouCam API to Shape the Future of Skincare, Beauty, Fashion and eCommerce - Compete for Top Prizes $6,000 in prizes Nov 02, 2026 11:45 AM EST to submit 978 participants
RenderJuice Blender Animation & Programmatic Rendering Contest New York, NY, USA Create a 5–30 second Blender animation about Speed. Compete for $1,500 cash and $3,500 in RenderJuice credits. $1,500 in prizes Oct 15 – Nov 1, 2026 20 participants
Qloo Agentic Hackathon Online Agents, but with taste. $25,000 in prizes Oct 30, 2026 11:45 PM EDT to submit 1658 participants
Nebius x NVIDIA Global AI Hackathon Featured Online Build the next frontier of AI on open infrastructure $50,000 in prizes Oct 30, 2026 01:00 PM EDT to submit 24232 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 Oct 27, 2026 02:45 AM EDT to submit 5080 participants
Build With AI: Basics Featured Online Learn AI best practices by creating a solid proof-of-concept for your dream project. $2,500 in prizes Oct 26, 2026 05:00 PM EDT to submit 3928 participants
Build, Ship, Shape: Amazon Developer Hackathon Featured Online Build across Amazon Devices and shape what's next. $138,000 in prizes Oct 23, 2026 03:00 PM EDT to submit 56218 participants
Hack Apertus St. Gallen, Switzerland Welcome to the first stage of «Hack Apertus», an open-source hackathon series to evaluate, align, and build on Apertus, Switzerland’s sovereign LLM. €10,680 in prizes Oct 1 – 16, 2026 919 participants
Agents for Humans Hackathon Online Build an AI agent with Strands Agents SDK that handles repetitive tasks $40,000 in prizes Winners announced 9910 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 TBD 3202 participants
Agentic Cinema: The Blockbuster Hackathon Online Lights. Camera. Code. $75,000 in prizes Winners announced 10100 participants
Meta Horizon Creator Competition: Game Prototype Online Prompt a playable mobile game web prototype into existence in three weeks. $300,000 in prizes Winners announced 554 participants
The WebMCP Challenge Online 10 days for exploring what’s possible with WebMCP $35,000 in prizes Winners announced 7057 participants
DevNetwork [API + Cloud + AI] Hackathon 2026 Santa Clara, CA, USA Join the nation's largest challenge-driven API + Cloud + AI hackathon @ API World 2026! $39,500 in prizes Aug 17 – Sep 3, 2026 1377 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 TBD 12265 participants
AWS Trainium Frontier Competition Online Co-design models and kernels on purpose-built AI chips $40,000 in prizes Winners TBD 444 participants
CockroachDB × AWS Hackathon - Build with Agentic Memory Online Agents that think. Agents that act. Agents that remember; reliably, globally, at any scale. $8,750 in prizes Winners announced 3698 participants
Build with Gemini XPRIZE Online $2,000,000 in prizes. Build with Gemini. Ship products that impact the world. $2,000,000 in prizes Winners announced 26407 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 1278 participants
Arm Create: AI Optimization Challenge Online One challenge. Three frontiers of AI. All powered by Arm. $8,000 in prizes Winners announced 2475 participants
Build with DataHub: The Agent Hackathon Online Build AI agents with DataHub's open-source Context Platform. $20,500 in prizes Winners announced 3066 participants