> ## Documentation Index
> Fetch the complete documentation index at: https://docs.pinkfish.ai/llms.txt
> Use this file to discover all available pages before exploring further.

# customerio

> Customer.io marketing automation - campaigns, messaging, customers, content, and workspace admin

**PinkConnect service:** `customerio` | **Type:** Application (parent with child servers) | **PCID required:** Yes

customerio is exposed as multiple MCP server IDs (one per area below). Each child server has its own server path and tool names.

## Child servers

| Child server                                                                                   | Server path             | Tools | Description             |
| ---------------------------------------------------------------------------------------------- | ----------------------- | ----- | ----------------------- |
| [customerio-admin](/api-reference/mcp-servers/application/customerio/customerio-admin)         | `/customerio-admin`     | 25    | Data & Admin            |
| [customerio-campaigns](/api-reference/mcp-servers/application/customerio/customerio-campaigns) | `/customerio-campaigns` | 28    | Campaigns & Broadcasts  |
| [customerio-content](/api-reference/mcp-servers/application/customerio/customerio-content)     | `/customerio-content`   | 41    | Content & Design        |
| [customerio-customers](/api-reference/mcp-servers/application/customerio/customerio-customers) | `/customerio-customers` | 23    | Customers & Segments    |
| [customerio-messaging](/api-reference/mcp-servers/application/customerio/customerio-messaging) | `/customerio-messaging` | 42    | Messaging & Newsletters |