1Lookup MCP Server: Install & Setup

Install 1Lookup in Claude Code

Claude Code

claude mcp add --transport http 1lookup https://app.1lookup.io/api/mcp

mcp.json (Claude Desktop, Cursor, VS Code, Windsurf)

{
  "mcpServers": {
    "1lookup": {
      "url": "https://app.1lookup.io/api/mcp"
    }
  }
}

Frequently asked questions

What does the 1Lookup MCP server do?

Verify phone numbers, emails and IPs, and check remaining plan credits.

Is the 1Lookup MCP server free?

Probably not entirely. The listing mentions pay-per-call, credits or a subscription. Check the provider for current pricing.

Does 1Lookup run locally or remotely?

Remote. Hosted by the provider. You connect with a URL, nothing to install.

How do I add 1Lookup to Claude Code?

Run: claude mcp add --transport http 1lookup https://app.1lookup.io/api/mcp

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