INDIVIDUAL MCP TOOL

directory

Returns the numberRank directory: AI agent phone providers and personal agents graded by whether their published and provisioned numbers read as real carrier lines or VoIP.

numberrank.devnone authenticationAvailability not checked

LIVE ENDPOINT

https://numberrank.dev/mcp

No auth detected

Connect to this endpoint to inspect the live schema for directory and invoke it with your own arguments.

Indexed input schema

{}

Risk classification

Inferred read-only · medium confidence · heuristic, not a guarantee.

No write-capable action terms were found; this is not proof that invocation has no side effects.

Parent server

numberrank.dev

CONNECT WITH APPROVAL

Client installation

Review this server and its permissions before adding it. Secret placeholders must be set locally.

Codex

~/.codex/config.toml

[mcp_servers.numberrank]
url = "https://numberrank.dev/mcp"
enabled = true

Claude Code

.mcp.json

{
  "mcpServers": {
    "numberrank": {
      "type": "http",
      "url": "https://numberrank.dev/mcp"
    }
  }
}

Claude Desktop

Settings → Connectors → Add custom connector

Name: numberrank
Remote MCP URL: https://numberrank.dev/mcp

Add this remote URL as a custom connector in Claude Desktop. Availability depends on the user plan and workspace policy.

Cursor

.cursor/mcp.json

{
  "mcpServers": {
    "numberrank": {
      "url": "https://numberrank.dev/mcp"
    }
  }
}

Visual Studio Code

.vscode/mcp.json

Add to Visual Studio Code

{
  "servers": {
    "numberrank": {
      "type": "http",
      "url": "https://numberrank.dev/mcp"
    }
  }
}

Generic MCP

Client-specific MCP configuration

{
  "name": "numberrank",
  "transport": "streamable-http",
  "url": "https://numberrank.dev/mcp"
}

MCP Inspector

Run the official MCP Inspector locally and enter the indexed Streamable HTTP endpoint.

Related tools

check_number — Tells you whether a phone number is VoIP or a real carrier line, with a 0 to 100 score and letter grade, using Twilio Lookup line type intelligence.