Subprocessors
Questo documento è redatto in inglese. La versione inglese prevale in caso di conflitto.
This document is written in English. The English version is the authoritative version and prevails in the event of any conflict.
OncoChat, a product of Sifnos Inc., uses the following third-party subprocessors to deliver our service. This list is updated as subprocessors change. Material changes will be communicated to users per our Terms of Service.
Last updated: March 31, 2026
| Subprocessor | Purpose | Location |
|---|---|---|
Google Cloud Platform Infrastructure | Cloud infrastructure, compute, storage, Cloud SQL (PostgreSQL), Cloud Run | United States |
Firebase (Google) Authentication | Authentication, user identity management | United States |
Google Vertex AI AI/ML | AI/ML model hosting and inference (Gemini) | United States |
OpenAI AI/ML | AI/ML model inference for conversational features | United States |
Twilio Communications | SMS messaging, voice calls, phone number verification | United States |
Vercel Infrastructure | Web application hosting and CDN | United States |
Data Handling
- All subprocessors are bound by data processing agreements (DPAs) that include EU Standard Contractual Clauses where applicable.
- We do not permit subprocessors to use your personal data for their own marketing or advertising purposes.
- Health data shared with AI/ML providers is used solely for generating responses within OncoChat and is not retained by those providers for model training unless separately consented to.
- All data is encrypted in transit (TLS 1.2+) and at rest.
Questions about our subprocessors? Contact us.