EvidenceLens — Scientific Claim Verification for YouTube

Last updated: March 26, 2026

1. Information We Collect

Account Data: When you sign in with Google, we receive your name, email address, and profile picture. We do not access any other data from your social account.

Usage Data: We track which extension features you use (verifications, summaries, chats) and the YouTube video IDs you analyze. This data is used to enforce plan limits and display your activity dashboard.

API Tokens: Each extension installation generates a unique API token stored locally in your browser and as a hash on our servers.

2. How We Use Your Information

To provide and improve the EvidenceLens service
To manage your account and subscription
To enforce usage limits based on your plan
To display your activity and usage statistics

3. Data Sharing

We do not sell your personal information. We share data only with:

Stripe: For payment processing (email and subscription data)
Google: Only during the OAuth sign-in flow

4. Data Retention

We retain your account and usage data for as long as your account is active. You may request deletion of your data by contacting us.

5. Security

API tokens are stored as SHA-256 hashes. All communication uses HTTPS. JWT tokens expire after 30 days.

6. Contact