Privacy Policy

How we handle your data

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Overview

At JSON Guardian, we take your privacy seriously. This policy explains what data we collect, how we use it, and your rights regarding your information.

TL;DR: We don't store your JSON data. We only track usage counts for billing.

Data We Collect

Data We DO NOT Collect:

  • Your JSON request content (processed in-memory only)
  • Your schema definitions
  • LLM outputs you send to us
  • Personal information beyond what's needed for billing

Data We DO Collect:

  • Account Information: Email address, billing details (processed by Lemon Squeezy; we may use Stripe in the future)
  • Usage Metrics: Number of API requests, timestamps, response codes
  • Technical Data: IP addresses (for rate limiting), API key identifiers
  • Analytics: Page views, referral sources (anonymized)

How We Use Your Data

  • To provide and maintain our API service
  • To process payments and manage subscriptions
  • To enforce rate limits and prevent abuse
  • To send important service updates
  • To improve our service based on usage patterns

Data Security

We implement industry-standard security measures:

  • All API traffic is encrypted via TLS 1.3
  • API keys are hashed before storage
  • Payment processing is handled by Lemon Squeezy (PCI compliant)
  • Regular security audits and updates

Data Retention

  • Request Content: Never stored - processed in-memory and immediately discarded
  • Usage Logs: Retained for 90 days for billing and debugging
  • Account Data: Retained until you delete your account

Your Rights

You have the right to:

  • Access your account data
  • Export your usage history
  • Delete your account and all associated data
  • Opt out of marketing communications

Contact Us

For privacy-related questions or to exercise your rights:
Email: privacy@jsonguardian.com

Last updated: February 2026