Subprocessors
The third-party service providers Coast uses to deliver the product, what each is used for, and the category of data it processes.
| Vendor | Purpose | Data category | Location |
|---|---|---|---|
| Vercel | Hosting / application delivery | Service availability metrics | United States |
| Neon | Database / Postgres hosting | All customer data at rest | United States |
| Anthropic | AI model provider (Robin) | AI request inputs and outputs | United States |
| Twilio | Telephony / voice and SMS | Communication metadata and content | United States |
| AWS S3 | File storage | Uploaded documents, photos, attachments | United States |
| AWS SES | Email delivery (when active) | Email content and metadata | United States |
| Postmark | Email delivery (when active) | Email content and metadata | United States |
| DocuSign | Electronic signatures (when active) | Documents requiring signature | United States |
| GitHub | Source code | No customer data | United States |
Last updated: May 18, 2026. Coast may add or replace subprocessors. Material changes will be communicated via email to active customers at least 30 days before taking effect.