e-Invoice Validator for Grok
uk.alexhub/einvoice-validator
Validate UBL e-invoices (RO e-Factura, Peppol BIS 3.0, EN 16931) and get the exact fix per error
client:Grok
transport:streamable-http
tools:3
Install e-Invoice Validator in Grok
.mcp.json (in your project root)
{
"mcpServers": {
"einvoice-validator": {
"type": "http",
"url": "https://einvoice.alexhub.uk/mcp"
}
}
}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