Yuya Mukai (mukaiyuya)

Tokyo, Japan

Build with Gemini XPRIZE

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$2,000,000 in prizes. Build with Gemini. Ship products that impact the world.

$2,000,000 in prizes
Aug 17, 2026 04:00 PM EDT to submit
11358 participants

FIND EVIL!

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AI threats strike in minutes. Build the defender that responds in seconds.

$22,000 in prizes
Jun 15, 2026 11:45 PM EDT to submit
4022 participants

GitLab AI Hackathon

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You Orchestrate. AI Accelerates.

$65,000 in prizes
Winners announced
6956 participants

Amazon Nova AI Hackathon

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Build your way with Amazon Nova

$40,000 in prizes
Winners announced
13435 participants

Gemini Live Agent Challenge

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Redefining Interaction: From Static Chatbots to Immersive Experiences

$80,000 in prizes
Winners announced
11866 participants

RevenueCat Shipyard: Creator Contest

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Collaborate with creators to build their app in 1 month

$165,000 in prizes
Winners announced
7070 participants

Gemini 3 Hackathon

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Build what's next

$100,000 in prizes
Winners announced
35570 participants

Sky’s the Limit - Cloud9 x JetBrains Hackathon

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Reimagine the future. Make it happen. With code.

$25,000 in prizes
Winners announced
2278 participants

AI Partner Catalyst: Accelerate Innovation

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Accelerating innovation through the Google Cloud partner ecosystem

$75,000 in prizes
Winners announced
6942 participants

Codegeist 2025: Atlassian Williams Racing Edition

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Accelerate innovation: Build on Forge, extend Jira, Confluence, Bitbucket, and more— win your share of $120K.

$120,000 in prizes
Winners announced
3522 participants

Kiroween

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Build something wicked for Kiroween, our annual Halloween-themed hackathon where developers dare to code in dark mode

$100,000 in prizes
Winners announced
4978 participants

Chroma Awards: AI Film, Music Videos, and Games

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An AI Film, Music Video, and Game Competition to Unite the Creative Community

$191,500 in prizes
Winners announced
5517 participants

Cloud Run Hackathon

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Build applications with Cloud Run

$50,000 in prizes
Winners announced
3426 participants

Google Chrome Built-in AI Challenge 2025

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Innovate with Intelligence: Build the Future of the Web with Gemini Nano and Chrome AI.

$70,000 in prizes
Winners announced
14069 participants

Baseline Tooling Hackathon

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Accelerate availability of modern web features

$10,000 in prizes
Winners announced
2928 participants

RevenueCat Shipaton 2025

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Ship apps and start making money.

$355,000 in prizes
Winners announced
51897 participants

Proof of Concept

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If you could prove any data on the internet - what would you build?

$25,000 in prizes
Winners announced
1906 participants

Fun and Games with Devvit Web

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Create a new game or experience for the Reddit community!

$49,000 in prizes
Winners announced
2608 participants

Code with Kiro Hackathon

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A challenge for developers to explore Kiro, an AI IDE that works alongside you to turn ideas into production code with spec-driven development.

$100,000 in prizes
Winners announced
9965 participants

OpenAI Open Model Hackathon

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Build with gpt-oss, OpenAI’s open weight reasoning models.

$30,000 in prizes
Winners announced
8650 participants

RevenueCat's World Paywall Speed Building Championships 2025

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Build fast. Win big.

$5,000 in prizes
Winners announced
660 participants

Meta Horizon Creator Competition: Elevate Your Mobile World

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Compete for 35 prizes, including two $100,000 grand prizes and a total prize pool of $1,000,000.

$1,000,000 in prizes
Winners announced
1406 participants

Adobe Express Add-ons Hackathon

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Code. Connect. Grow your Business.

$30,000 in prizes
Winners announced
3317 participants

AWS Lambda Hackathon

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Build solutions that scale: power your ideas with AWS Lambda

$15,000 in prizes
Winners announced
3716 participants