xmlvalid for Gemini CLI

com.xmlvalid/xmlvalid

Validate XML and e-invoices (XSD, DTD, RelaxNG, EN 16931, Peppol, XRechnung), explain errors

client:Gemini CLI transport:streamable-http tools:5

Install xmlvalid in Gemini CLI

~/.gemini/settings.json · windows: %USERPROFILE%\.gemini\settings.json

{
  "mcpServers": {
    "xmlvalid": {
      "httpUrl": "https://xmlvalid.com/mcp"
    }
  }
}

Gemini expands $VAR and ${VAR} inside env values, so a secret can live in your shell rather than this file. Gemini CLI docs