Customer.io MCP Server for Mastra AIGive Mastra AI instant access to 12 tools to Dispatch Broadcast, Get Campaign Performance, Get Connection Status, and more
Mastra AI is a TypeScript-native agent framework built for modern web stacks. Connect Customer.io through Vinkius and Mastra agents discover all tools automatically. type-safe, streaming-ready, and deployable anywhere Node.js runs.
Ask AI about this App Connector for Mastra AI
The Customer.io app connector for Mastra AI is a standout in the Productivity category — giving your AI agent 12 tools to work with, ready to go from day one.
Vinkius delivers Streamable HTTP and SSE to any MCP client
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-alternative": {
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 12 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
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.
Mastra's agent abstraction provides a clean separation between LLM logic and Customer.io tool infrastructure. Connect 12 tools through 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
- 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
The Customer.io MCP Server exposes 12 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.
All 12 Customer.io tools available for Mastra AI
When Mastra AI connects to Customer.io through Vinkius, your AI agent gets direct access to every tool listed below — spanning customer-io, marketing-automation, lifecycle-marketing, and more. Every call is secured with network, filesystem, subprocess, and code evaluation entitlements inside a sandboxed runtime. Beyond a simple connection, you get a full AI Gateway with real-time visibility into agent activity, enterprise governance, and optimized token usage.
Trigger manual broadcast
Check campaign stats
Check API health
Get person profile
List automated campaigns
List user segments
io. List audience people
List saved newsletters
List one-to-many messages
Get people in segment
g. password resets). List 1-to-1 messages
Send individual email
Connect Customer.io to Mastra AI via MCP
Follow these steps to wire Customer.io into Mastra AI. The entire setup takes under two minutes — your credentials stay safe behind the Vinkius.
Install dependencies
npm install @mastra/core @mastra/mcp @ai-sdk/openaiReplace the token
[YOUR_TOKEN_HERE] with your Vinkius tokenRun the agent
agent.ts and run with npx tsx agent.tsExplore tools
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
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 marketing campaigns in Customer.io."
"Show me the audience segments and their member counts."
"Send a transactional email to 'jane@example.com' (ID: 'trans_123')."
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.