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mcp/harbor
Cursor

plain mcp for Cursor

io.github.mrfentmen/plain-mcp

Query the Plain GraphQL API: customers, threads, thread details.

client:Cursor transport:stdio runtime:npm

Install plain mcp in Cursor

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

{
  "mcpServers": {
    "plain-mcp": {
      "type": "stdio",
      "command": "npx",
      "args": [
        "-y",
        "plain-mcp"
      ]
    }
  }
}

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

plain mcp in other clients

plain mcp MCP server