Subprocessors
The following is the current list of Subprocessors Courier engages to process customer data in providing the Courier services. Subprocessors marked optional are engaged only for features a customer chooses to enable. Where AI features are enabled, customer data is not used to train any third-party AI model, and zero data retention terms are in place. Last updated: August 3, 2026
Subprocessor
Description
Location
Amazon Web Service
Cloud infrastructure
USA & EU
Anthropic (optional)
LLM provider
USA & EU
Clickhouse
Analytics
USA & EU
Cloudflare
Content delivery
USA & EU
Datadog
Application monitoring
USA & EU
dbt
Data transformation
USA
DragonflyDB
Cloud infrastructure
USA & EU
Hubspot
CRM
USA
OpenAI (optional)
LLM provider
USA & EU
Sentry
Application monitoring
USA
Snowflake
Data warehouse
USA & EU
Stripe
Payment processing
USA
Twilio
Analytics
USA
Vercel
Cloud infrastructure
USA & EU
WorkOS (optional)
SSO
USA
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