io.github.vatnode/vatnode-mcp

Official MCP server: EU VAT validation via VIES, plus offline rates and format checks.

Connect this server

Add this to your MCP client config — claude_desktop_config.json (Claude Desktop) or .cursor/mcp.json (Cursor).Suits: Claude Desktop · Cursor.

{
  "mcpServers": {
    "vatnode-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "vatnode-mcp@1.3.0"
      ],
      "env": {
        "VATNODE_API_KEY": "<your VATNODE_API_KEY>",
        "VATNODE_API_URL": "https://api.vatnode.dev"
      }
    }
  }
}

Environment variables

VATNODE_API_KEYsecretvatnode API key (free tier available at https://vatnode.dev). Required only for the validate_vat_number tool — the four other tools (rates, format checks, country list) work offline without a key.
VATNODE_API_URLOverride the vatnode API base URL (for self-hosting or staging environments). Defaults to https://api.vatnode.dev.

A starting point — check the repository for exact arguments and setup. Restart your client after editing the config.

Category: Developer Tools
Version: 1.3.0
Registry: active
Published: 9/29/2026

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