Customer.io MCP Server for Mastra AI 10 tools — connect in under 2 minutes
Mastra AI is a TypeScript-native agent framework built for modern web stacks. Connect Customer.io through the Vinkius and Mastra agents discover all tools automatically — type-safe, streaming-ready, and deployable anywhere Node.js runs.
ASK AI ABOUT THIS MCP SERVER
Vinkius supports streamable HTTP and SSE.
import { Agent } from "@mastra/core/agent";
import { createMCPClient } from "@mastra/mcp";
import { openai } from "@ai-sdk/openai";
async function main() {
// Your Vinkius token — get it at cloud.vinkius.com
const mcpClient = await createMCPClient({
servers: {
"customerio": {
url: "https://edge.vinkius.com/[YOUR_TOKEN_HERE]/mcp",
},
},
});
const tools = await mcpClient.getTools();
const agent = new Agent({
name: "Customer.io Agent",
instructions:
"You help users interact with Customer.io " +
"using 10 tools.",
model: openai("gpt-4o"),
tools,
});
const result = await agent.generate(
"What can I do with Customer.io?"
);
console.log(result.text);
}
main();
* Every MCP server runs on Vinkius-managed infrastructure inside AWS - a purpose-built runtime with per-request V8 isolates, Ed25519 signed audit chains, and sub-40ms cold starts optimized for native MCP execution. See our infrastructure
About Customer.io MCP Server
Integrate Customer.io, the platform for sending personalized messages based on customer behavior, directly into your AI workflow. Manage your customer profiles, monitor automated campaigns, and track engagement metrics using natural language.
Mastra's agent abstraction provides a clean separation between LLM logic and Customer.io tool infrastructure. Connect 10 tools through the Vinkius and use Mastra's built-in workflow engine to chain tool calls with conditional logic, retries, and parallel execution — deployable to any Node.js host in one command.
What you can do
- Customer Identification — Create or update customer profiles with behavioral attributes via the Identify API.
- Campaign Monitoring — List automated campaigns and retrieve real-time performance and engagement metrics.
- Broadcast & Newsletter Tracking — Track one-to-many broadcast messages and newsletter statuses.
- Segment Oversight — Explore dynamic and manual customer segments to understand your audience composition.
The Customer.io MCP Server exposes 10 tools through the Vinkius. Connect it to Mastra AI in under two minutes — no API keys to rotate, no infrastructure to provision, no vendor lock-in. Your configuration, your data, your control.
How to Connect Customer.io to Mastra AI via MCP
Follow these steps to integrate the Customer.io MCP Server with Mastra AI.
Install dependencies
Run npm install @mastra/core @mastra/mcp @ai-sdk/openai
Replace the token
Replace [YOUR_TOKEN_HERE] with your Vinkius token
Run the agent
Save to agent.ts and run with npx tsx agent.ts
Explore tools
Mastra discovers 10 tools from Customer.io via MCP
Why Use Mastra AI with the Customer.io MCP Server
Mastra AI provides unique advantages when paired with Customer.io through the Model Context Protocol.
Mastra's agent abstraction provides a clean separation between LLM logic and tool infrastructure — add Customer.io without touching business code
Built-in workflow engine chains MCP tool calls with conditional logic, retries, and parallel execution for complex automation
TypeScript-native: full type inference for every Customer.io tool response with IDE autocomplete and compile-time checks
One-command deployment to any Node.js host — Vercel, Railway, Fly.io, or your own infrastructure
Customer.io + Mastra AI Use Cases
Practical scenarios where Mastra AI combined with the Customer.io MCP Server delivers measurable value.
Automated workflows: build multi-step agents that query Customer.io, process results, and trigger downstream actions in a typed pipeline
SaaS integrations: embed Customer.io as a first-class tool in your product's AI features with Mastra's clean agent API
Background jobs: schedule Mastra agents to query Customer.io on a cron and store results in your database automatically
Multi-agent systems: create specialist agents that collaborate using Customer.io tools alongside other MCP servers
Customer.io MCP Tools for Mastra AI (10)
These 10 tools become available when you connect Customer.io to Mastra AI via MCP:
get_campaign_performance
Resolves sent, opened, clicked, and converted counts. Interacts with the analytics and reporting engine. Get delivery and engagement metrics for a campaign
get_customer_details
Resolves custom attributes, device tokens, and segment memberships. Touches the granular profile and behavioral data boundary. Get full profile, attributes, and devices for a specific customer
get_engagement_summary
Resolves high-level engagement KPIs. Interacts with the global analytics boundary. Retrieve a high-level summary of campaign and broadcast performance
identify_customer
Resolves the identification status and profile state. Mutates the workspace identity database. Create or update a customer profile with attributes
list_automated_campaigns
Resolves campaign IDs, names, and trigger types. Interacts with the automation and messaging boundary. List all automated messaging campaigns
list_broadcast_messages
Resolves broadcast identifiers and scheduling metadata. Interacts with the bulk messaging boundary. List all one-to-many broadcast messages
list_customer_segments
Resolves segment IDs, types (manual/dynamic), and membership counts. Touches the audience segmentation and filtering boundary. List all dynamic and manual segments
list_customers
Resolves unique identifiers, email addresses, and last-seen timestamps. Interacts with the core identity and profile boundary. List all customers/people in your Customer.io workspace
list_newsletters
Resolves newsletter IDs and status. Touches the content distribution and newsletter management boundary. List all newsletter campaigns
search_customers_by_email
Resolves the associated customer identifiers. Touches the identity lookup and search boundary. Search for a customer profile by email address
Example Prompts for Customer.io in Mastra AI
Ready-to-use prompts you can give your Mastra AI agent to start working with Customer.io immediately.
"List all active automated campaigns in my workspace."
"Show me the performance metrics for the 'Welcome Sequence' campaign."
"Identify a new customer with ID 'user_789' and email 'new.user@example.com'."
Troubleshooting Customer.io MCP Server with Mastra AI
Common issues when connecting Customer.io to Mastra AI through the Vinkius, and how to resolve them.
createMCPClient not exported
npm install @mastra/mcpCustomer.io + Mastra AI FAQ
Common questions about integrating Customer.io MCP Server with Mastra AI.
How does Mastra AI connect to MCP servers?
MCPClient with the server URL and pass it to your agent. Mastra discovers all tools and makes them available with full TypeScript types.Can Mastra agents use tools from multiple servers?
Does Mastra support workflow orchestration?
Connect Customer.io with your favorite client
Step-by-step setup guides for every MCP-compatible client and framework:
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Python SDK for building production-grade OpenAI agent workflows.
Google's framework for building production AI agents.
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TypeScript toolkit for building AI-powered web applications.
TypeScript-native agent framework for modern web stacks.
Python framework for orchestrating collaborative AI agent crews.
Leading Python framework for composable LLM applications.
Data-aware AI agent framework for structured and unstructured sources.
Microsoft's framework for multi-agent collaborative conversations.
Connect Customer.io to Mastra AI
Get your token, paste the configuration, and start using 10 tools in under 2 minutes. No API key management needed.