E-invoice validator & repair check (XRechnung, Peppol BIS 3, EN 16931) for Gemini CLI

io.github.nyo-agentti/einvoice-validator

Validate XRechnung, Peppol BIS 3 and EN 16931 invoices with KoSIT; explain rules; check auto-repair

client:Gemini CLI transport:streamable-http tools:2

Install E-invoice validator & repair check (XRechnung, Peppol BIS 3, EN 16931) in Gemini CLI

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

{
  "mcpServers": {
    "einvoice-validator": {
      "httpUrl": "https://einvoice-validator-k2qw.onrender.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