Card Mailer MCP Server: Install & Setup

Install Card Mailer in Claude Code

Claude Code

claude mcp add --transport http card-mailer https://cards.onmax.me/mcp/claude

mcp.json (Claude Desktop, Cursor, VS Code, Windsurf)

{
  "mcpServers": {
    "card-mailer": {
      "url": "https://cards.onmax.me/mcp/claude"
    }
  }
}

Frequently asked questions

What does the Card Mailer MCP server do?

Print and mail 5x7 holiday and thank-you photo cards to a US address list. $2.49/card incl. postage.

Is the Card Mailer MCP server free?

The server is free, but you will likely need an account. The server itself is free, but it connects to a service that needs an account or API key, which may have paid tiers. Check the provider for current pricing.

Does Card Mailer run locally or remotely?

Remote. Hosted by the provider. You connect with a URL, nothing to install.

How do I add Card Mailer to Claude Code?

Run: claude mcp add --transport http card-mailer https://cards.onmax.me/mcp/claude

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