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mcp/harbor
Grok

tallystick for Grok

com.tally-stick/tallystick

Read, validate and write e-invoices on your own machine. XRechnung, ZUGFeRD, Factur-X, UBL, CII.

client:Grok transport:stdio runtime:pypi

Install tallystick in Grok

.mcp.json (in your project root)

Held in this page only — never stored, logged, or sent anywhere but back to your screen. 

{
  "mcpServers": {
    "tallystick": {
      "type": "stdio",
      "command": "uvx",
      "args": [
        "tallystick-mcp"
      ],
      "env": {
        "TALLYSTICK_LICENSE_KEY": "<TALLYSTICK_LICENSE_KEY>",
        "TALLYSTICK_TEMPLATES": "<TALLYSTICK_TEMPLATES>"
      }
    }
  }
}

Grok Build reads Claude Code's .mcp.json and Claude Desktop's config unchanged, so a server you have already set up there needs nothing new. The Grok web app and X integration do not take custom servers. Grok docs

tallystick in other clients

tallystick MCP server