How to Use the Buttondown MCP in Claude

Q: How do I add a new subscriber to Buttondown from Claude Desktop?

Use the createsubscriber tool within your chat. It takes the email address and adds it to your list instantly.

Q: Does Claude Desktop allow me to pull Buttondown analytics?

Absolutely. You can run getemailanalytics to see open rates and clicks for any sent email without opening a browser.

Manage your newsletter audience and content from inside Claude Desktop without switching tabs.

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Connect Buttondown MCP to Claude Desktop

Create your Vinkius account to connect Buttondown to Claude Desktop 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 Buttondown with Claude Desktop

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Full email management in Claude Desktop

Draft new newsletters or inspect existing ones using `create_email` and `list_emails`. You can pull up specific content with `get_email` to refine your writing while working in your chat window. Your AI client handles the heavy lifting of organizing your drafts. This MCP Server makes your newsletter pipeline part of your daily conversation.

Track subscribers with Claude Desktop

Keep your list clean by running `list_subscribers` or adding new entries via `create_subscriber`. If you need to verify specific user details, use `get_subscriber` to see their status immediately. This workflow keeps your audience data right where you edit your copy. No more jumping between your dashboard and your editor.

Monitor performance data in Claude Desktop

Check how your recent sends performed by calling `get_email_analytics` for any specific message. You get the numbers you need without leaving the Claude Desktop interface. Pair this with `list_tags` to understand your segments better. It turns raw stats into actionable insights for your next send.

Setup guide

Set up Buttondown MCP in Claude Web or Desktop

1

Open Claude Settings

Go to claude.ai, click your profile icon, then navigate to Customize → Connectors.
2

Add Custom Connector

Click the "+" button and select Add custom connector. Paste your Vinkius endpoint URL: https://edge.vinkius.com/[YOUR_TOKEN_HERE]/mcp Replace [YOUR_TOKEN_HERE] with your token from cloud.vinkius.com. For OAuth-protected servers, expand Advanced settings to add credentials.
3

Start a conversation

Open a new chat. The Buttondown MCP tools are available immediately — no restart needed.

Endpoint URL

https://edge.vinkius.com/[YOUR_TOKEN_HERE]/mcp

No configuration file needed — paste the URL directly in the Claude web interface.

Available on Free (1 connector), Pro, Max, Team, and Enterprise plans.

Prerequisites

Claude Desktop installed (macOS or Windows)
Active Vinkius subscription with a valid endpoint token

1

Open Claude Desktop Settings

Click the menu icon at the top-left corner, go to Settings → Developer → Edit Config. This opens claude_desktop_config.json in your default text editor.
2

Paste the Buttondown MCP configuration

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

Restart Claude Desktop

Close and reopen the application. Claude needs a full restart to load new MCPs — refreshing a conversation is not enough.
4

Verify the connection

Open a new conversation. Click the 🔌 icon at the bottom of the message input. You should see tools listed under buttondown-mcp.

json

{
  "mcpServers": {
    "buttondown-mcp": {
      "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 Buttondown. 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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Real-time monitoring

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Connect your favorite tools to your AI and see exactly what's happening — every request, every response, in real time.

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60%

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Vinkius compresses data between your apps and your AI automatically. Lower bills every month — no configuration required.

Single dashboard

One

place for every integration

Every tool your AI connects to, managed from a single screen. One account, complete control.

Common questions about Buttondown MCP in Claude Desktop

Yes, you can create and review drafts using the provided tools. Just ask your agent to draft content and push it to your account.

Use the `create_subscriber` tool within your chat. It takes the email address and adds it to your list instantly.

Absolutely. You can run `get_email_analytics` to see open rates and clicks for any sent email without opening a browser.

Vinkius handles your connection securely. We only transmit your newsletter subscriber emails and campaign statistics over encrypted channels.

Your API key stays in your local config file. It is never sent to us, ensuring your Buttondown account stays locked down.

Use it with your favorite AI tools

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

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