Privacy Policy

Last updated: January 2026

Introduction

Latchup is a competitive programming platform for hardware description languages. This Privacy Policy explains how we collect, use, and protect your information when you use our platform.

Information We Collect

Account Information

When you create an account through GitHub or Google OAuth, we collect:

  • Your username
  • Your email address (from your OAuth provider)
  • Your OAuth provider user ID

Submissions

When you submit solutions to problems, we store:

  • Your submitted source code
  • Compilation and test results
  • Submission timestamps
  • Performance statistics

How We Use Your Information

We use your information solely for the following purposes:

  • To authenticate you and provide access to the platform
  • To compile and evaluate your submissions against test cases
  • To display your results on leaderboards
  • To allow you to view your submission history

Your Code Is Never Used for AI Training

We do NOT use your submitted code to train artificial intelligence, machine learning models, or large language models. Your code is processed only for evaluation purposes and is never fed into any AI training pipeline.

What We Do NOT Do

  • We do NOT sell your data to third parties
  • We do NOT share your code with third parties
  • We do NOT use your submissions for AI or machine learning training
  • We do NOT use your data for advertising purposes
  • We do NOT track you across other websites

Data Storage and Security

Your data is stored securely on our servers. Submissions are executed in isolated, sandboxed environments with strict resource limits. We implement appropriate technical measures to protect your information from unauthorized access.

Data Retention

We retain your account information and submissions for as long as your account is active. If you wish to delete your account and associated data, please contact us.

Your Rights

You have the right to:

  • Access your personal data
  • Request deletion of your data
  • Export your submissions

Contact

If you have questions about this Privacy Policy or your data, please reach out to us through our community channels.