Customerio MCP for AI Agents

Securely connect your AI agents and chatbots (Claude, ChatGPT, Cursor, etc) with Customerio MCP or direct API to send targeted emails, create customer segments, trigger campaigns, and track user engagement through natural language.
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Try Customerio now

Enter a prompt below to test the integration in our Tool Router playground. You'll be redirected to sign in and try it live.

Supported Tools

Tools
Add Person to GroupTool to add people to a group in Customer.
Create Profile AliasTool to create an alias to merge multiple profiles in Customer.
Suppress Customer ProfileSuppress a customer profile to permanently delete it and prevent re-adding with the same identifier.
Get IntegrationsTool to retrieve a list of integrations in your workspace.
Get MessagesTool to retrieve a list of messages sent from your workspace.
Get Segment DetailsTool to retrieve details of a specific segment.
Get Segment MembershipTool to retrieve people in a specific segment.
Get SegmentsTool to retrieve a list of segments in your workspace.
Get TriggerRetrieves details about a specific API-triggered broadcast, including trigger ID, campaign ID, creation timestamp, recipient filter criteria, and personalization data.
Get Broadcast TriggersRetrieve all API trigger instances for a specific broadcast/campaign.
Get Customer.io Workspace WebhooksRetrieves all reporting webhook configurations from the Customer.
Identify PersonTool to identify a person and assign traits to them in Customer.
List CollectionsTool to list all Collections metadata.
List IP AddressesTool to retrieve the list of IP addresses used by Customer.
List NewslettersTool to list all newsletters.
List SnippetsTool to list all snippets in your workspace.
List Transactional MessagesLists all transactional message templates in your Customer.
Send Batch CDP CallsSend multiple CDP calls (identify, track, page, screen, group, alias) in a single batch request.
Track EventTool to send an event associated with a person in Customer.
Track Page ViewTool to track page view events for website visitors in Customer.
Track Screen ViewTrack mobile screen views in Customer.
Trigger BroadcastManually trigger a Customer.
Unsubscribe from DeliveryTool to handle custom unsubscribe requests for email deliveries in Customer.
Python
TypeScript

Install Composio

python
pip install composio claude-agent-sdk
Install the Composio SDK and Claude Agent SDK

Create Tool Router Session

python
from composio import Composio
from claude_agent_sdk import ClaudeSDKClient, ClaudeAgentOptions

composio = Composio(api_key='your-composio-api-key')
session = composio.create(user_id='your-user-id')
url = session.mcp.url
Initialize the Composio client and create a Tool Router session

Connect to AI Agent

python
import asyncio

options = ClaudeAgentOptions(
    permission_mode='bypassPermissions',
    mcp_servers={
        'tool_router': {
            'type': 'http',
            'url': url,
            'headers': {
                'x-api-key': 'your-composio-api-key'
            }
        }
    },
    system_prompt='You are a helpful assistant with access to Customerio tools.',
    max_turns=10
)

async def main():
    async with ClaudeSDKClient(options=options) as client:
        await client.query('Get messages sent in the last 24 hours from Customer.io')
        async for message in client.receive_response():
            if hasattr(message, 'content'):
                for block in message.content:
                    if hasattr(block, 'text'):
                        print(block.text)

asyncio.run(main())
Use the MCP server with your AI agent

Why Use Composio?

AI Native Customerio Integration

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

Managed Auth

  • Built-in API Key management with automatic credential rotation
  • Central place to manage, scope, and revoke Customerio 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 Customerio
  • Scoped, least privilege access to Customerio resources
  • Full audit trail of agent actions to support review and compliance

Use Customerio with any AI Agent Framework

Choose a Framework you want to connect Customerio with

Frequently Asked Questions

Do I need my own developer credentials to use Customerio with Composio?

Yes, Customerio requires you to configure your own API key credentials. Once set up, Composio handles secure credential storage and API request handling for you.

Can I use multiple toolkits together?

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

Is Composio secure?

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

What if the API changes?

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

Used by agents from

Context
Letta
glean
HubSpot
Agent.ai
Altera
DataStax
Entelligence
Rolai
Context
Letta
glean
HubSpot
Agent.ai
Altera
DataStax
Entelligence
Rolai
Context
Letta
glean
HubSpot
Agent.ai
Altera
DataStax
Entelligence
Rolai

Never worry about agent reliability

We handle tool reliability, observability, and security so you never have to second-guess an agent action.

Get started for freeGet a demo↗