BuildFast AI Hackathon

Jun 14 – Jun 16, 2026 · Online · 312 participants

About

BuildFast AI is a 48-hour hackathon for developers who want to push the boundaries of what AI can do in the real world. No toy demos — we want production-grade thinking, minimal scopes, and honest execution.

Tracks

AI & Machine Learning

Build intelligent systems that solve real problems.

Developer Tooling

Improve the craft. Build for builders.

Open Source

Contribute to the commons. Ship something lasting.

Timeline

Jun 14Registration opens

Jun 14Kickoff & team formation

Jun 15Hacking begins

Jun 16Submissions close — 12:00 UTC

Jun 16Judging & results