Name	Purpose	Location	Category
Airbyte	Data storage and processing	—	Cloud Infrastructure
Amazon Web Services	Hosting/Infrastructure	UK	Cloud Infrastructure
Anthropic	AI/LLM Provider	Global	AI & Machine Learning
Attio	CRM software	US	CRM
Axiom	Data storage and processing	UK	Cloud Infrastructure
Braintrust	AI/LLM Provider	US	AI & Machine Learning
Cloudflare	Cloud monitoring	Distributed	Cloud Infrastructure
Customer.io	Marketing Analytics	US & EU	Analytics & Monitoring
Datadog	Cloud monitoring	—	Cloud Infrastructure
Default	Sales	US	Sales
Google	Hosting / Infrastructure	Distributed	Cloud Infrastructure
Hyperline	Finance and payments	—	Payments & Billing
Keel	Hosting / Infrastructure	UK	Cloud Infrastructure
Linear	Product and design	US
Liveblocks	Real time and collaboration features	US	Collaboration
n8n	Workflow automation	EU	Collaboration
Nango	Integrations	US	Automation & Integration
Omni	Data analytics	US	Analytics & Monitoring
OpenAI	AI/LLM Provider	US	AI & Machine Learning
Polytomic	Data storage and processing	US	Cloud Infrastructure
PostHog	Data analytics	US	Analytics & Monitoring
Postmark	Email processing	US	Communication
Render	Cloud provider	EU	Cloud Infrastructure
Segment	Data analytics	US	Analytics & Monitoring
Slack	Collaboration	Distributed	Collaboration
Stripe	Finance and payments	US	Payments & Billing
Tinybird	Data analytics	EU	Analytics & Monitoring
Turbopuffer	Database & Hosting	EU	Cloud Infrastructure
Vercel	Hosting/Infrastructure	Distributed	Cloud Infrastructure
WorkOS	Authentication	US	Security & Identity

Data Processing Locations

14 sub-processors

Distributed

4 sub-processors

3 sub-processors

Global

1 sub-processor

US & EU

1 sub-processor

Frequently Asked Questions

How many sub-processors does Plain use?

Plain uses 30 sub-processors (third-party data processors) as disclosed on their public sub-processor page.

What are Plain's main sub-processors?

Plain's sub-processors include Airbyte (Data storage and processing), Amazon Web Services (Hosting/Infrastructure), Anthropic (AI/LLM Provider), Attio (CRM software), Axiom (Data storage and processing), and 25 more.

Where does Plain process data?

Plain's sub-processors are located in US, Distributed, EU, UK, Global, US & EU.