Subprocessors
Buildy Subprocessors
Last Updated: May 5, 2026
This page lists the third-party service providers ("subprocessors") Buildy currently uses to operate the Platform. We update this list when we add, remove, or replace a subprocessor. The legal entity that operates Buildy is Fractal Dynamics, Inc. d/b/a Buildy.
Current subprocessors
| Subprocessor | Purpose | Data category | Region |
|---|---|---|---|
| Stripe | Payment processing | Billing and payment information | United States |
| PostHog | Product analytics and event tracking | Usage and event data | United States |
| Resend | Transactional and product email delivery | Email address and message content | United States |
| Railway | Application hosting (Buildy MCP server) | Account, app, and usage data | United States |
| Better Auth + Google OAuth | Authentication and identity | Account credentials and OAuth tokens | United States |
| Vercel | Marketing site hosting (buildy.so) | Visitor request metadata | United States |
Updates to this list
When we add, remove, or replace a subprocessor that materially changes the categories of personal data we share, we will update this page and change the Last Updated date above. For questions or to subscribe to subprocessor change notifications, contact [email protected].