Core infrastructure
- Supabase — database, authentication, file storage and server functions; account, workspace and product data; configured production region.
- Vercel — web hosting, content delivery and server execution; request metadata and application traffic.
- Upstash — distributed rate limits when enabled; pseudonymous request keys and counters only.
Message analysis
- TypeSafe System One / Jev — primary typed decision analysis; minimized message excerpts and requested output schema.
- OpenAI — optional structured fallback; minimized message excerpts and requested output schema.
- Google and Microsoft — connected account authorization and read-only mail synchronization at your request.
Communications and notifications
- Resend — transactional email and inbound forwarding; addresses, delivery metadata and forwarded content.
- Expo and platform push providers — mobile push delivery; device tokens and notification payloads without source excerpts.
Billing and diagnostics
- RevenueCat — individual mobile entitlements and purchase references.
- Stripe — team billing, invoices and payment status; Latchra does not store full card details.
- Sentry — optional error diagnostics with private content filtering.
- PostHog EU — optional, consent-gated product analytics without message content.
Regions, changes and questions
Primary production data is configured for the European Union. Some providers may process limited data in other regions using their applicable transfer safeguards.
We update this page before adding a materially different processor and notify account owners where the customer agreement requires it. Questions or objections can be sent to support@example.com.