Last updated: April 17, 2026
SellyChat engages the following sub-processors to deliver its services. Each sub-processor processes data only as necessary for the described purpose.
| Sub-Processor | Purpose | Location | Data Processed |
|---|---|---|---|
| Google Cloud Platform (Vertex AI) | AI model inference, embeddings generation, live voice processing | United States / EU | Conversation messages, knowledge base content, voice transcripts |
| Database Hosting Provider | PostgreSQL database hosting with pgvector extension | Per deployment | All application data including conversations, user accounts, and embeddings |
| Redis Hosting Provider | Caching, queue processing, real-time WebSocket support | Per deployment | Temporary session data, queued job payloads |
| Stripe / LemonSqueezy | Subscription billing and payment processing | US / EU | Billing details, subscription status, payment metadata |
| Postmark | Transactional email delivery | US | Email addresses, notification content |
When tenant administrators connect integrations, additional sub-processors may be involved depending on the configured services:
| Integration | Provider | Data Shared |
|---|---|---|
| Google Calendar | Google LLC | Appointment details, attendee information |
| Google Sheets | Google LLC | Workflow data written to spreadsheets |
| Shopify / WooCommerce | Shopify Inc. / Automattic Inc. | Product queries, order lookups |
| WhatsApp Business API | Meta Platforms Inc. | Chat messages, phone numbers |
| Telephony (Twilio / Telnyx / SignalWire) | Respective providers | Phone numbers, call metadata, voice transcripts |
| Calendly / Cal.com | Respective providers | Appointment and availability details |
We will notify tenant administrators via email before adding or replacing sub-processors. Controllers have the right to object to changes within 30 days of notification.