Ammon Brown (ammbo)

I write promptly.

New York, New York, United States
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PayPal AI Hackathon

Online

Build what’s next with PayPal and AI

$67,500 in prizes
Nov 12, 2026 03:00 PM EST to submit
23065 participants

RevenueCat Shipaton 2026

Online

Ship apps and start making money.

$740,000 in prizes
Winners announced
28576 participants

All Things Agentic Hackathon

Online

Ready, Set, Agent! Build next-generation agents that run in the background, handle the heavy lifting of massive datasets, and automate complex workflows asynchronously.

$180,000 in prizes
Winners announced
12259 participants

Build with Gemini XPRIZE

Online

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

$2,000,000 in prizes
Winners announced
26399 participants

Build with DataHub: The Agent Hackathon

Online

Build AI agents with DataHub's open-source Context Platform.

$20,500 in prizes
Winners announced
3054 participants

OpenAI Build Week

Online

Join a global week of building with Codex

$100,000 in prizes
Winners announced
46670 participants

Global AI Hackathon Series with Qwen Cloud

Online

Build your own AI Agent on Qwen Cloud - compete for $70K in prizes across five tracks.

$45,000 in prizes
Winners announced
8437 participants

Slack Agent Builder Challenge

Online

Whether it's your first agent or your fiftieth - Slack is where it ships.

$42,000 in prizes
Winners announced
4406 participants

Code with Kiro Hackathon

Online

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
9951 participants

World’s Largest Hackathon presented by Bolt

Online

Build with AI for a shot at some of the $1M+ in prizes.

$1,037,500 in prizes
Winners announced
129562 participants

Hack Reddit 2025

Online

Create a new game or experience for the Reddit community!

$36,000 in prizes
Winners announced
1739 participants

The Alexa Developer Community Contest

Online

Give and Get Feedback on Alexa Skills

$7,750 in prizes
Winners announced
478 participants