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mcp/harbor
Claude Desktop

paywall mcp for Claude Desktop

io.github.llmops-pro/paywall-mcp

Lightning-paywall sidecar: wraps any stdio MCP server, requires paid invoices before tool calls.

client:Claude Desktop transport:stdio runtime:npm

Install paywall mcp in Claude Desktop

~/Library/Application Support/Claude/claude_desktop_config.json · windows: %APPDATA%\Claude\claude_desktop_config.json

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

{
  "mcpServers": {
    "paywall-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "paywall-mcp"
      ],
      "env": {
        "PAYWALL_UPSTREAM_COMMAND": "<PAYWALL_UPSTREAM_COMMAND>",
        "PAYWALL_UPSTREAM_ARGS": "<PAYWALL_UPSTREAM_ARGS>",
        "NWC_CONNECTION_STRING": "<NWC_CONNECTION_STRING>",
        "PAYWALL_DEFAULT_PRICE_SATS": "<PAYWALL_DEFAULT_PRICE_SATS>",
        "PAYWALL_PRICE_MAP": "<PAYWALL_PRICE_MAP>"
      }
    }
  }
}

Settings → Developer → Edit Config opens this file. Restart the app after saving. Claude Desktop docs

paywall mcp in other clients

paywall mcp MCP server