Registry Lag — how fast MCP directories reflect a new server

Name: Registry Lag — how fast MCP directories reflect a new server MCP Server
Author: Registry Lag — how fast MCP directories reflect a new server

remote

Checks whether an MCP server is listed in MCP directories right now, and how long the listing took.

Getting Started

npx @getmcp/cli add app.rowb.registry-lag/reflection

Requires Node.js 18+. Community-contributed server. Review source before installing.

Claude Desktopguide →Vscodeguide →Cursorguide →Windsurfguide →

Required Environment Variables

Authorization
Bearer API key. Free key at https://registry-lag.rowb.app/signup (50 checks/month, no card).

Configuration

Config file: ~/Library/Application Support/Claude/claude_desktop_config.json

JSON

{
  "mcpServers": {
    "app.rowb.registry-lag/reflection": {
      "url": "https://registry-lag.rowb.app/mcp",
      "transport": "streamable-http",
      "headers": {
        "Authorization": ""
      }
    }
  }
}

Claude Desktop MCP documentation (opens in new tab)

AuthorRegistry Lag — how fast MCP directories reflect a new server

Version1.0.0

TransportRemote

registry-lag.rowb.app (opens in new tab)