Familysearch MCP Server

Javascript SDK for FamilySearch

Local serverstdio

What is the Familysearch MCP Server?

Javascript SDK for FamilySearch

The short version

This JavaScript SDK is a high-level JavaScript wrapper around the FamilySearch REST API.

  • Wrapped REST API Calls —
  • Well Documented —
  • Popup Authentication —
  • Automatic Authentication —
  • Token Storage —
  • Throttle Handling —

More MCP options

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Maintainer setup documentation.

How to install the Familysearch MCP Server

{
  "mcpServers": {
    "familysearch": {
      "command": "npx",
      "args": ["-y", "familysearch-javascript-sdk"]
    }
  }
}

Add to claude_desktop_config.json, then restart Claude Desktop.

Example prompts to try

  • “Use Familysearch to Cross.”
  • “Use Familysearch to Object.”

Frequently asked questions

Javascript SDK for FamilySearch Confirm the tools offered by your installed version in the connected client. Tool availability and permissions depend on the server and account configuration.