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AI Safety research through mech interp and evaluations

LaunchHacks V

Online

The fifth iteration of LaunchHacks: LaunchHacks inspires people to be creative, innovative, and LAUNCH their own initiatives through the power of technology and programming.

$575 in prizes
Submissions open soon
1495 participants

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
14549 participants

Nebius x NVIDIA Global AI Hackathon

Featured

Online

Build the next frontier of AI on open infrastructure

$50,000 in prizes
Oct 30, 2026 01:00 PM EDT to submit
23317 participants

OpenCV AI Competition 2026, powered by AWS

Online

Build vision systems that see, reason, and act with OpenCV 5 and Amazon Web Services (AWS). Win money and bragging rights!

$20,250 in prizes
Oct 27, 2026 02:45 AM EDT to submit
4935 participants

The WebMCP Challenge

Online

10 days for exploring what’s possible with WebMCP

$35,000 in prizes
Winners announced
7057 participants

OpenAI Build Week

Online

Join a global week of building with Codex

$100,000 in prizes
Winners announced
46685 participants

Build with MeDo Hackathon

Online

Build creative applications with MeDo, no coding required. Push the boundaries of what you can create.

$50,000 in prizes
Winners announced
8346 participants

Gemini 3 Hackathon

Online

Build what's next

$100,000 in prizes
Winners announced
35515 participants

Rift Rewind Hackathon

Online

Your Season, Your Story — League API + AWS AI Services

$26,000 in prizes
Winners announced
2630 participants

AWS AI Agent Global Hackathon

Online

Agents of change - building tomorrows AI solution today

$45,000 in prizes
Winners announced
9465 participants

GKE Turns 10 Hackathon

Online

Build next gen microservices with AI Agents

$50,000 in prizes
Winners announced
4703 participants

OpenAI Open Model Hackathon

Online

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

$30,000 in prizes
Winners announced
8631 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
128315 participants

Agent Development Kit Hackathon with Google Cloud

Online

Build multi-agent AI systems with Agent Development Kit and Google Cloud

$50,000 in prizes
Winners announced
10349 participants