RoadStar Hackathon Waterloo, Canada Focused on building software solutions for the trucking and logistics industry. $CAD 3,000 in prizes Sep 5 – 13, 2026 112 participants
Agentic Cinema: The Blockbuster Hackathon Online Lights. Camera. Code. $75,000 in prizes Winners TBD 10110 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 12276 participants
Agentic Day Online Hackathon Powered by Mel Online openmel.dev is ai an ai harness within your local terminal, your able to develop locally with ai $1,800 in prizes Winners TBD 30 participants
AWS Trainium Frontier Competition Online Co-design models and kernels on purpose-built AI chips $40,000 in prizes Winners TBD 450 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 26417 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
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 288 participants
ML Empowerment Build Challenge 2.0 Online Learn AI, build real-world projects, and create impact through guided resources, mentorship, and a global community of student innovators. @mlempowermentfoundation on Instagram. Non-monetary prizes Winners announced 1183 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
Build with Paritok: The Token-Efficiency Hackathon Online Build any AI project on Paritok's open-source models — measured 74% fewer input tokens, real workflows, real reduction. $630 in prizes Winners announced 197 participants
Backblaze Generative Media Hackathon: Build with Genblaze on B2 Online Build the next generation of AI media apps. Generate with Genblaze. Store on Backblaze B2. $10,000 in prizes Winners announced 1309 participants
The Email Game Canada An arena for autonomous email agents. $1,700 in prizes Jul 24 – Aug 1, 2026 149 participants
Brainwave 2026 – X402 Blockchain Track Delhi, India Brainwave 2026 - The Blockchain Track ₹ 100,000 in prizes Jul 3 – 31, 2026 163 participants
AICOO HACKATHON 8.9 Online Building Agent Network & Agent-to-agent product on Aicoo Infra. This is the ONLY & BEST PLACE to start building an agent network product $300 in prizes Winners announced 100 participants
Zero to Query: LingoQL Hackathon Online Build the Future of Data, Deploy with Zero Friction $500 in prizes Winners TBD 325 participants
OpenAI Build Week Online Join a global week of building with Codex $100,000 in prizes Winners announced 46685 participants
Global AI Hackathon Series with Qwen Cloud Online Build your own AI Agent on Qwen Cloud - compete for $70K in prizes across five tracks. $45,000 in prizes Winners announced 8452 participants
Reddit’s Games with a Hook Hackathon Online Join Reddit and Phaser to build incredible games for the Reddit community! $40,000 in prizes Winners announced 3062 participants
Slack Agent Builder Challenge Online Whether it's your first agent or your fiftieth - Slack is where it ships. $42,000 in prizes Winners announced 4415 participants