# Subprocessors

**OpenAI**  
Powers Assembly AI assistant and AI features

**Posthog**  
Product analytics

**Segment (Twilio)**  
Event data pipeline

**Sentry**  
Error monitoring

**Customer.io**  
Marketing emails

**Vercel**  
App hosting

**AWS**  
Cloud provider for storage and compute.

**Stream.io**  
In app messaging/chat

**Stripe**  
Process customer payments and billing

**Retool**  
Internal tools

**Slack**  
Internal communication