MCP For Claude Marketplace
Customer.io

Customer.io MCP Connector for Claude

A+

Send behavior-driven emails, push notifications, and in-app messages triggered by what your users actually do in your product.

12 tools Official Updated Oct 1, 2026 Official Vinkius Partner
More Details Connect to Claude

Connect your Customer.io account to any AI agent and take full control of your automated lifecycle marketing and customer engagement workflows through natural conversation.

What you can do

  • Audience Orchestration — List and manage customer profiles programmatically, retrieving detailed attributes, traits, and segment memberships to coordinate personalized journeys
  • Segment Intelligence — Access your complete directory of data-driven and manual segments to understand audience distributions and monitor real-time membership counts
  • Campaign Architecture — Monitor automated marketing campaigns and retrieve high-fidelity performance reports including delivery, open, and click metrics
  • Message Dispatch — Programmatically trigger manual broadcasts or send specific transactional emails to individuals using pre-defined message templates
  • Regional Flexibility — Connect to both US and EU regions using specialized app API keys and regional base URLs directly through your agent

How it works

  1. Subscribe to this server
  2. Retrieve your App API Key from Customer.io (Settings > Account Settings > API Keys)
  3. Identify your Region (US or EU) to ensure correct endpoint routing
  4. Start managing your lifecycle marketing from Claude, Cursor, or any MCP client

No more manual scrubbing through people tables or checking individual campaign logs in the portal. Your AI acts as your dedicated growth marketer and automation coordinator.

Who is this for?

  • Growth Marketers — instantly retrieve campaign results and check user segment memberships using natural language commands
  • Product Managers — monitor customer engagement metrics and verify profile attributes without leaving your workspace
  • Developers & Ops — automate transactional messaging and manage app-level metadata through simple AI queries
customer-iomarketing-automationlifecycle-marketingcampaign-trackingsegmentation-apiemail-marketingtransactional-emailgrowth-toolsmcp

12 tools expose this connector's capabilities to your AI agent.

get_customer_details

Get person profile

list_active_campaigns

List automated campaigns

list_customers

io. List audience people

list_newsletters

List saved newsletters

list_scheduled_broadcasts

List one-to-many messages

list_audience_segments

List user segments

list_transactional_messages

g. password resets). List 1-to-1 messages

send_transactional_email

Send individual email

dispatch_broadcast

Trigger manual broadcast

get_campaign_performance

Check campaign stats

get_connection_status

Check API health

list_segment_members

Get people in segment

See how to talk to your AI agent using Customer.io.

List all active marketing campaigns in Customer.io.

I've retrieved your active campaigns. You currently have 3 automated journeys running, including 'Welcome Sequence' and 'Re-engagement Flow'. Would you like the performance metrics for any of these?

Show me the audience segments and their member counts.

Accessing segments... Your 'Premium Users' segment has 1,240 members, and 'Trial Expired' has 450. I can provide the detailed profile attributes for specific members if needed.

Send a transactional email to 'jane@example.com' (ID: 'trans_123').

Message dispatched! I've successfully triggered the transactional email 'trans_123' for Jane Doe. The delivery is now being tracked in your performance logs.

Log in to Customer.io, navigate to **Settings** > **Account Settings** > **API Keys**, and select the **App API Keys** tab to generate a new token.

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