Robert Schwentker (schwentker)

I founded DLT Education & Blockchain University to educate developers on blockchain tech etc.

San Francisco, California, United States
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PayPal AI Hackathon

Featured

Online

Build what’s next with PayPal and AI

$67,500 in prizes
Nov 12, 2026 03:00 PM EST to submit
17391 participants

The WebMCP Challenge

Online

10 days for exploring what’s possible with WebMCP

$35,000 in prizes
Winners announced
7048 participants

OpenAI Build Week

Online

Join a global week of building with Codex

$100,000 in prizes
Winners announced
46676 participants

Loop Engineering Hackathon

San Francisco, CA, USA

Build self-directing agent loops that plan, act, observe, and self-correct across the build cycle.

$6,750 in prizes
Jul 17, 2026
193 participants

Harness Engineering Hack

San Francisco, CA, USA

Think you can ship something real in a day? Prove it. Build agents and AI systems end to end on real infra, and demo to a room full of people who build for a living.

$20,750 in prizes
Jun 12, 2026
187 participants

The Reddit Daily Games Hackathon

Online

Join Reddit and GameMaker to build incredible daily games for the Reddit community!

$40,000 in prizes
Winners announced
2980 participants

AWS AI Agent Global Hackathon

Online

Agents of change - building tomorrows AI solution today

$45,000 in prizes
Winners announced
9465 participants

OpenAI Open Model Hackathon

Online

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

$30,000 in prizes
Winners announced
8639 participants

MCP and A2A Hackathon - AWS Edition

San Francisco, CA, USA

Creators Corner invites you to turn bold ideas into action with an exclusive MCP hackathon. Join us to build AI agents that push the limits of LLMs and AI applications!

$23,500 in prizes
May 2, 2025
155 participants

Human Agent Multimodal Mini Hackathon - AGI human-level AI Quest

Berkeley, California, USA

Human Agent AI Multimodal Mini Hackathon

$2,000 in prizes
Nov 27, 2023
29 participants

Outside LLMs

San Francisco, CA, USA

The AI and Music Hackathon of San Francisco's Outside Lands

$1,650 in prizes
Aug 6, 2023
77 participants

Generative AI Hackathon: Revolutionize the Future of Work & Business

Mountain View, CA, USA

Develop apps and APIs that pioneer and power the AI ecosystem

$500 in prizes
Jun 23 – 25, 2023
131 participants

Chainlink Spring 2023 Hackathon

Online

Join us for the biggest #Chainlink hackathon yet. Build the next generation of #Web3 apps alongside thousands of developers, creators, artists, and mentors.