Koichi Nakayamada (koichiio)

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DAHacks 4.0

Cupertino, CA, USA

Join Cupertino’s biggest collegiate hackathon!

Non-monetary prizes
Nov 21 – 22, 2025
124 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

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

DA Hacks 3.5

Cupertino, CA, USA

De Anza hackathon is back! Join us for our 5th year with 200+ hackers!

Non-monetary prizes
May 12 – 30, 2025
110 participants

DAHacks 3.0

Online

Cupertino’s leading hackathon is back! Join us for our 4th year with 200+ hackers across the state! October 25th - October 26th, 2024

$7,500 in prizes
Winners announced
121 participants