VAT Validator MCP Server: Install & Setup

Install VAT Validator in Claude Code

Remote URL

Claude Code

claude mcp add --transport http vat-validator https://vat-validator-mcp-production.up.railway.app

mcp.json (Claude Desktop, Cursor, VS Code, Windsurf)

{
  "mcpServers": {
    "vat-validator": {
      "url": "https://vat-validator-mcp-production.up.railway.app"
    }
  }
}

npm

Claude Code

claude mcp add vat-validator -e ANTHROPIC_API_KEY=... -- npx -y vat-validator-mcp

mcp.json (Claude Desktop, Cursor, VS Code, Windsurf)

{
  "mcpServers": {
    "vat-validator": {
      "command": "npx",
      "args": [
        "-y",
        "vat-validator-mcp"
      ],
      "env": {
        "ANTHROPIC_API_KEY": "..."
      }
    }
  }
}

Replace each ... with your own value.

Frequently asked questions

What does the VAT Validator MCP server do?

Validate EU, UK, AU VAT numbers for AI agents. EU ViDA e-invoicing compliance.

Is the VAT Validator MCP server free?

The server is free, but you will likely need an account. The server itself is free, but it connects to a service that needs an account or API key, which may have paid tiers. Check the provider for current pricing.

Does VAT Validator run locally or remotely?

Local + Remote. Can run locally or be used as a hosted remote server.

How do I add VAT Validator to Claude Code?

Run: claude mcp add --transport http vat-validator https://vat-validator-mcp-production.up.railway.app

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