LeakData MCP Server: Install & Setup

Install LeakData in Claude Code

Claude Code

claude mcp add --transport http leakdata https://leakdata.io/mcp

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

{
  "mcpServers": {
    "leakdata": {
      "url": "https://leakdata.io/mcp"
    }
  }
}

Frequently asked questions

What does the LeakData MCP server do?

Check breach exposure for your verified email and check locally computed password hash prefixes.

Is the LeakData MCP server free?

The server is free, but you will likely need an account. The server itself is free, but it connects to a service that needs an account or API key, which may have paid tiers. Check the provider for current pricing.

Does LeakData run locally or remotely?

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

How do I add LeakData to Claude Code?

Run: claude mcp add --transport http leakdata https://leakdata.io/mcp

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