How to Use the Customer.io MCP in Claude Code

Use Claude Code to automate Customer.io messaging tasks right from your terminal.

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Connect Customer.io MCP to Claude Code

Create your Vinkius account to connect Customer.io to Claude Code and route execution through our secure gateway. The platform manages server hosting, runtime updates, and security layers. Configuration requires no manual server provisioning.

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Setup Customer.io with Claude Code

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Claude Code for terminal automation

Run `list_active_campaigns` directly in your shell to check status without a browser. It is perfect for SREs who need to verify marketing triggers during a deploy. Use `get_campaign_performance` to pipe metrics into your logs. You get the numbers you need without leaving your command line.

Manage segments via Claude Code

Fetch your user data with `list_customers` and store the output in a file. Claude Code handles the data retrieval so you can process it in your CI pipeline. Call `list_segment_members` to verify audience sizes before running a broadcast. It keeps your operations fast and scriptable.

Transactional messaging for Claude Code

Trigger `send_transactional_email` from your scripts to handle automated alerts. This ensures your app stays in sync with your messaging platform. Check `list_transactional_messages` to audit your templates. It keeps your terminal-based workflow clean and efficient.

Setup guide

Set up Customer.io MCP in Claude Code

Prerequisites

Claude Code CLI installed (npm install -g @anthropic-ai/claude-code)
Active Vinkius subscription with a valid endpoint token

1

Run the add command

Open your terminal and run the command shown on the right. Replace [YOUR_TOKEN_HERE] with your endpoint token from cloud.vinkius.com. Use --scope user to make it available across all projects.
2

Verify the connection

Start a Claude Code session and type /mcp to list connected servers. You should see customerio-alternative-mcp with a green status indicator.
3

Start using tools

Ask Claude Code something like "Check my latest Customer.io transactions." It will automatically discover and invoke the available Customer.io tools.

Terminal

claude mcp add --transport http customerio-alternative-mcp https://edge.vinkius.com/[YOUR_TOKEN_HERE]/mcp

Get your connection token →

Prerequisites

Claude Code CLI installed
Active Vinkius subscription with a valid endpoint token

1

Open the config file

Create or edit .mcp.json in your project root for project-level scope, or ~/.claude.json for user-level scope.
2

Add the Customer.io MCP

Paste the JSON snippet shown on the right into the mcpServers object. Replace [YOUR_TOKEN_HERE] with your endpoint token from cloud.vinkius.com.
3

Restart Claude Code

Start a new Claude Code session. Type /mcp to confirm the server is connected. The tools will be automatically available in your conversation.

.mcp.json

{
  "mcpServers": {
    "customerio-alternative-mcp": {
      "type": "url",
      "url": "https://edge.vinkius.com/[YOUR_TOKEN_HERE]/mcp"
    }
  }
}

Get your connection token →

Independent Platform Disclaimer: Vinkius is an independent platform and is not affiliated with, endorsed by, sponsored by, verified by, or otherwise authorized by Customer.io. All third-party trademarks, logos, and brand names are the property of their respective owners. Their use on this website is strictly for informational purposes to identify service compatibility and interoperability.

Why Choose Vinkius

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Common questions about Customer.io MCP in Claude Code

Use the command line tool to add the server URL. Once added, you can call the tools immediately in your terminal.

Yes, you can script the performance check tools to run on a schedule. It helps you keep an eye on your stats from the shell.

No. Claude Code only holds the data in memory while it processes your current request. It does not cache your user records.

Vinkius manages the authentication. You just provide the token during the initial setup in your terminal config.

The server uses a secure HTTP transport to talk to the API. Your data is never stored on the local machine.

Use it with your favorite AI tools

Connect this server to Cursor, Claude, VS Code, and more.

OpenAI Agents SDK sdk-python

Google ADK sdk-python

Pydantic AI sdk-python

Vercel AI SDK sdk-typescript

Mastra AI sdk-typescript

Start using the Customer.io MCP today

We host it, we monitor it, we maintain it. You just paste one token.

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