Aether Layer: EU VAT number validation (VIES) for Windsurf

com.aether-layer/eu-vat-validate

Validates EU VAT numbers: local format/checksum for 27 states + XI, then VIES (cached 24 h).

client:Windsurf transport:streamable-http tools:2

Install Aether Layer: EU VAT number validation (VIES) in Windsurf

~/.codeium/windsurf/mcp_config.json · windows: %USERPROFILE%\.codeium\windsurf\mcp_config.json

{
  "mcpServers": {
    "eu-vat-validate": {
      "serverUrl": "https://aether-layer.com/api/mcp?src=mcpreg"
    }
  }
}

Global only — Windsurf has no per-project MCP config. Refresh Cascade after saving. Windsurf docs