Privacy Policy

// Last updated: April 20, 2026

1. Introduction

PromptEval ("we", "our") respects your privacy. This policy describes how we collect, use, and protect your information when you use our platform at prompt-eval.com.

2. Data we collect

Account data: email address provided during sign-up via magic link or Google OAuth.
Usage data: prompts submitted for evaluation, version history, and analysis results.
Payment data: processed exclusively by Stripe. We do not store card details.
Technical data: access logs, IP address, and browser information for security and diagnostics.

3. How we use your data

Authenticate and manage your account.
Process prompt evaluations via the Anthropic API.
Enforce usage limits and subscription plans.
Send service-related communications (no marketing without consent).
Improve service quality using aggregated and anonymized data.

4. Data sharing

We do not sell your data. We only share it with service providers necessary to operate the platform:

Supabase — database and authentication.
Anthropic — AI processing for prompt evaluation.
Stripe — payment processing.
Vercel — hosting infrastructure.

5. Data retention

Your data is retained while your account is active. Upon account deletion request, we remove your personal data within 30 days, except where required by law (e.g., tax records).

6. Your rights

You have the right to access, correct, or delete your data at any time. To exercise these rights, contact us at francisco@prompt-eval.com.

7. Security

We use HTTPS, Row Level Security in the database, and environment-scoped API keys. No system is 100% secure; in the event of an incident, we will notify affected users.

8. Cookies

We use strictly necessary session cookies for authentication. We do not use tracking or advertising cookies.

9. Changes to this policy

Changes will be published on this page with a new update date. Continued use of the service after changes constitutes acceptance of the updated policy.

10. Contact

Questions about this policy: francisco@prompt-eval.com