Legal
Subprocessors
These are the companies DueLantern uses to run the service. Each one only receives the information it needs for its job.
| Provider | What it does | Where |
|---|---|---|
| Supabase | Database, private file storage and login | United States |
| Vercel | Website and app hosting | United States |
| OpenAI | AI reading of uploaded documents (not used to train models; may be kept up to 30 days for abuse monitoring) | United States |
| Resend | Sending reminder and account emails | United States |
| Stripe | Payments and billing | United States |
| Optional “Continue with Google” sign-in, and our support email inbox | United States |
Changes
When we add or replace a provider that handles customer data, we update this page and, for important changes, email account owners. Last updated October 28, 2026. Questions? Email support@duelantern.com.