io.github.cbetz/ratebook

Open MCP server for US electricity tariffs: real rate lookup, bill estimates, and when to charge.

Connect this server

Add this to your MCP client config — claude_desktop_config.json (Claude Desktop) or .cursor/mcp.json (Cursor).Suits: Claude Desktop · Cursor.

{
  "mcpServers": {
    "ratebook": {
      "command": "uvx",
      "args": [
        "ratebook-mcp"
      ]
    }
  }
}

A starting point — check the repository for exact arguments and setup. Restart your client after editing the config.

Category: Developer Tools
Version: 0.1.0
Registry: active
Published: 6/29/2026

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Markdown — for your README

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Nice for visibility, but GitHub marks README links nofollow, so it doesn't pass authority. Use the HTML badge on your site as well.