Kiroween 2026 Online Build something wicked and git commit to the darkness. $100,000 in prizes Submissions open soon 313 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 3295 participants
Agentic Cinema: The Blockbuster Hackathon Online Lights. Camera. Code. $75,000 in prizes Winners announced 10110 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
OpenAI Build Week Online Join a global week of building with Codex $100,000 in prizes Winners announced 46685 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
UiPath AgentHack Online Build the AI agents of tomorrow. $50,000 in prizes Winners announced 4003 participants
H0: Hack the Zero Stack with Vercel v0 and AWS Databases Online Front-end in minutes. Back-end designed for scale. $80,000 in prizes Winners announced 9722 participants
FIND EVIL! Online AI threats strike in minutes. Build the defender that responds in seconds. $22,000 in prizes Winners announced 4394 participants
Splunk Agentic Ops Hackathon Online Reimagine the future of agentic operations using Splunk AI $20,000 in prizes Winners announced 2364 participants
Google Cloud Rapid Agent Hackathon Online Building Agents for Real-World Challenges $60,000 in prizes Winners announced 14443 participants
Reddit Mod Tools and Migrated Apps Hackathon Online Join Reddit to build moderation tools for the Reddit community! $45,000 in prizes Winners announced 3088 participants
Build with MeDo Hackathon Online Build creative applications with MeDo, no coding required. Push the boundaries of what you can create. $50,000 in prizes Winners announced 8338 participants
Agents Assemble - The Healthcare AI Endgame Online Build Interoperable Healthcare Agents at the Intersection of MCP, A2A, and FHIR $25,000 in prizes Winners announced 4297 participants
ZerveHack Online Stop thinking about it. Build it. Zerve AI Hackathon, $10,000 in prizes. $10,000 in prizes Winners announced 2220 participants
Authorized to Act: Auth0 for AI Agents Online Build an agentic AI application using Auth0 for AI Agents Token Vault $10,000 in prizes Winners announced 2854 participants
GitLab AI Hackathon Online You Orchestrate. AI Accelerates. $65,000 in prizes Winners announced 6922 participants
Airia AI Agents Hackathon Online Build AI agents that meet users in their daily platforms, or orchestrate autonomous multi-agent workflows across your tech stack—intelligence everywhere it's needed. $7,000 in prizes Winners announced 1484 participants
DigitalOcean Gradient™ AI Hackathon Online Build smarter. Ship faster. Power the next wave of AI. $20,000 in prizes Winners announced 2595 participants
GenAI Zürich Hackathon 2026 Zürich, Switzerland From Prompt to Product. Build Real-World GenAI Solutions. €13,420 in prizes Mar 2 – 18, 2026 479 participants
Gemini Live Agent Challenge Online Redefining Interaction: From Static Chatbots to Immersive Experiences $80,000 in prizes Winners announced 11827 participants
DevStudio 2026 by Logitech Online Join the first ever Logitech Developer Challenge for a chance to win an all-expenses-paid trip to Switzerland and a $10,000 cash prize. $20,000 in prizes Winners announced 1312 participants