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mcp/harbor
Cursor

mcp for Cursor

dev.postbag/mcp

Form backend that routes: one tool per Postbag API operation, plus quickstart and explain.

client:Cursor transport:stdio runtime:npm

Install mcp in Cursor

~/.cursor/mcp.json · windows: %USERPROFILE%\.cursor\mcp.json

Held in this page only — never stored, logged, or sent anywhere but back to your screen. 

{
  "mcpServers": {
    "mcp": {
      "type": "stdio",
      "command": "npx",
      "args": [
        "-y",
        "@postbag/mcp"
      ],
      "env": {
        "POSTBAG_API_KEY": "<POSTBAG_API_KEY>",
        "POSTBAG_API_URL": "<POSTBAG_API_URL>"
      }
    }
  }
}

Use .cursor/mcp.json in a project root instead to scope it to that project. Cursor merges both. Cursor docs

mcp in other clients

mcp MCP server