From intimate meetups to large-scale hackathons. Events that ship real products.
Cactus (YC S25) is a low-latency engine for mobile devices & wearables. Google DeepMind just released Gemma 4, the first on-device model you can voice-prompt. Come build voice-controlled agents with Cactus and Gemma 4 at YC HQ. Winner takes all: Guaranteed YC Interview + $150k GCP Credits.
Hack on AI-powered developer tools and build something that ships fast using no IDEs. Prizes include Mac Minis and GCP credits for top three placements.
Build the Future of AI Agents. Sick vibes, delicious food and awesome prizes including M5 MacBook Pros, M4 Mac Minis, and AirPods Pro.
A 5-city synchronous global hackathon partnered with Cactus Compute and Google DeepMind. Our largest event to date, connecting builders across four continents in a single weekend.
A 3-city synchronous hackathon partnered with Cactus Compute, Hugging Face, and Nothing Phone. Builders across London, MIT, and San Francisco competed simultaneously over 48 hours.
A technical showcase of frontier AI demos, followed by networking and food, in collaboration with Earlybird VC.