Features
Pricing
Customers
Docs
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Features
Pricing
Customers
Docs
Request Demo
Sign In
Documentation
Getting Started
Accounts & Workspaces
People
Segmentation
Messaging
Metrics
Data & Integrations
Recipes
API
API
API Reference
Reporting Webhooks
Integration Libraries
Release Notes
New Users
Get Started
Learn about Customer.io and start using the platform
Add People
Identify the people you want to send messages to
Send a Message
Set up your first campaign and send messages
Advanced Users
Add Message Types
Send SMS, push, and Slack notifications
Use Liquid
Personalize messages with data in or out of Customer.io
Set up Webhooks
Call an API and incorporate outside data in your campaigns
Developers
Rest API
Write your own back-end integration
Use a Library
Use our JS snippet or libraries to facilitate your integration
Integrations
Get data from, and send data to, your backend systems
