Customer.io MCP for AI Agents

Securely connect your AI agents and chatbots (Claude, ChatGPT, Cursor, etc) with Customer.io MCP or direct API to manage people, trigger campaigns, send broadcasts, and update workspace settings through natural language.

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Dcr Oauth

Customer.io MCP is a behavioral messaging platform for managing people, campaigns, broadcasts, and workspace configuration. Use it to automate targeted lifecycle messaging, personalize communications, and orchestrate campaigns at scale.

8 Tools

Try Customer.io MCP now

Type what you want done — sign in and watch it run live in the Tool Router playground.

TOOL ROUTER PLAYGROUND
Customer.io MCP
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TOOLS

Supported Tools

Every Customer.io MCP action and event your agent gets out of the box.

Cio auth status

Show the active authentication state.

Cio delete api

Delete a resource via the Customer.

Cio prime

Print LLM-ready instructions for using the Customer.

Cio read api

Read from the Customer.

Cio schema

Introspect the Customer.

Cio skills list

List available agent skills — task-specific instruction manuals maintained by Customer.

Cio skills read

Read the full content of a specific agent skill.

Cio write api

Write to the Customer.

SETUP GUIDE

Connect Customer.io MCP Tool with your Agent

1

Install Composio

typescript
npm install @composio/core ai @ai-sdk/openai @ai-sdk/mcp
Install the Composio SDK for Python or TypeScript
2

Initialize Client and Create Tool Router Session

typescript
import { Composio } from '@composio/core';

const composio = new Composio({ apiKey: 'your-api-key' });
const session = await composio.create('your-user-id');
console.log(`Tool Router session created: ${session.mcp.url}`);
Import and initialize the Composio client, then create a Tool Router session for Customer.io MCP
3

Connect to AI Agent

typescript
import { openai } from '@ai-sdk/openai';
import { experimental_createMCPClient as createMCPClient } from '@ai-sdk/mcp';
import { generateText } from 'ai';

const client = await createMCPClient({
  transport: {
    type: 'http',
    url: session.mcp.url,
    headers: {
      'x-api-key': 'your-composio-api-key',
    },
  },
});

const tools = await client.tools();
const { text } = await generateText({
  model: openai('gpt-4o'),
  tools,
  messages: [{
    role: 'user',
    content: 'YOUR_SPECIFIC_PROMPT_HERE'
  }],
  maxSteps: 5,
});

console.log(`Agent: ${text}`);
Use the MCP server with your AI agent (Anthropic Claude or Mastra)
SETUP GUIDE

Connect Customer.io MCP API Tool with your Agent

1

Install Composio

typescript
npm install @composio/openai
Install the Composio SDK
2

Initialize Composio and Create Tool Router Session

typescript
import OpenAI from 'openai';
import { Composio } from '@composio/core';
import { OpenAIResponsesProvider } from '@composio/openai';

const composio = new Composio({
  provider: new OpenAIResponsesProvider(),
});
const openai = new OpenAI({});
const session = await composio.create('your-user-id');
Import and initialize Composio client, then create a Tool Router session
3

Execute Customer.io MCP Tools via Tool Router with Your Agent

typescript
const tools = session.tools;
const response = await openai.responses.create({
  model: 'gpt-4.1',
  tools: tools,
  input: [{
    role: 'user',
    content: 'YOUR_SPECIFIC_PROMPT_HERE'
  }],
});
const result = await composio.provider.handleToolCalls(
  'your-user-id',
  response.output
);
console.log(result);
Get tools from Tool Router session and execute Customer.io MCP actions with your Agent

Why Use Composio?

AI Native Customer.io MCP Integration

  • Supports both Customer.io MCP and direct API based integrations
  • Structured, LLM-friendly schemas for reliable tool execution
  • Rich coverage for reading, writing, and querying your Customer.io MCP data

Managed Auth

  • Built-in OAuth handling with automatic token refresh and rotation
  • Central place to manage, scope, and revoke Customer.io MCP access
  • Per user and per environment credentials instead of hard-coded keys

Agent Optimized Design

  • Tools are tuned using real error and success rates to improve reliability over time
  • Comprehensive execution logs so you always know what ran, when, and on whose behalf

Enterprise Grade Security

  • Fine-grained RBAC so you control which agents and users can access Customer.io MCP
  • Scoped, least privilege access to Customer.io MCP resources
  • Full audit trail of agent actions to support review and compliance
FRAMEWORKS

Use Customer.io MCP with any AI Agent Framework

Choose a Framework you want to connect Customer.io MCP with

FAQ

Frequently asked questions

Yes, Customer.io MCP requires you to configure your own Dcr Oauth credentials. Once set up, Composio handles secure credential storage and management for you.

Yes! Composio's Tool Router enables agents to use multiple toolkits. Learn more.

Composio is SOC 2 and ISO 27001 compliant with all data encrypted in transit and at rest. Learn more.

Composio maintains and updates all toolkit integrations automatically, so your agents always work with the latest API versions.

Start with Customer.io MCP.It takes 30 seconds.

Managed auth, hosted MCP servers, and every Customer.io MCP tool your agent needs.Free to start.

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