DiamondHacks 2026 San Diego, CA, USA San Diego's Largest Hackathon $25,710 in prizes Apr 4 – 5, 2026 366 participants
Agentic Orchestration Hack San Francisco, CA, USA We’ve stacked real infra and real AI so your hack ships as a product, not a slide. In one sprint, build agents, copilots, and autonomous systems that actually work end to end. $29,300 in prizes Jan 16, 2026 171 participants
Cal Hacks 12.0 San Francisco, CA, USA This year's Cal Hacks is co-hosted by Claude, Fetch AI, AppLovin, and Amazon's Annapurna Labs! Together we'll assemble in SF for a weekend of hacking, friendship, and crazy ideas. $58,100 in prizes Oct 24 – 26, 2025 2164 participants
STEM Connect Hackathon Fall 2025 Online Join us for the 2025 STEM Connect hackathon (formerly SASEhack)! The STEM Connect hackathon is a beginner-friendly, hybrid hackathon open only to undergraduate college students. $3,600 in prizes Winners announced 259 participants
UC Berkeley AI Hackathon 2025 Berkeley, CA, USA Come join us at the world's largest AI Hackathon hosted by Cal Hacks! $41,564 in prizes Jun 21 – 22, 2025 1036 participants
AI in Action Online Innovate Together: A Multi-Partner Google Cloud Hackathon $50,000 in prizes Winners announced 6698 participants
Cal Hacks 11.0 San Francisco, CA, USA This year's Cal Hacks is co-hosted by Google and Fetch.ai. Together we'll assemble in SF for a weekend of hacking, friendship, and crazy ideas. $188,960 in prizes Oct 19 – 20, 2024 1140 participants
HackMerced IX Merced, CA, USA Ninth iteration of the biggest hackathon in the San Joaquin Valley! $15,161 in prizes Mar 8 – 10, 2024 165 participants
