ToolAssay

Check an EU VAT number live against the European Commission's VIES system

Check an EU VAT number live against the European Commission's VIES system: valid or not, and the registered company name and address where the member state shares them. Northern Ireland (XI) numbers included. Sole traders' names are withheld (personal data).

Answeringour last check, 2026-09-28
1 of 1checks answered this week
30 msmedian answer time
$0.005listed price per call
$0.005price it asked us

Paid test badge: not yet. The checks above are free: we call the tool without paying and read the payment request it sends back. The Verified badge needs paid calls whose answers match the promised output, and nobody can buy a badge.

Endpoint

GET https://aayatai.com/eu/vat

CategoryCompany and compliance
Provider hostaayatai.com
Networkseip155:137, eip155:42161, eip155:8453, solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp
Payment schemesexact
Self-reported calls, 30 days1 from 1 payers (the provider's figure, not ours)

Our checks, last 30 days

DayResultHTTPAskedTime
2026-09-28 valid payment request 402$0.005 30 ms

Example input (from the provider)

{
  "method": "GET",
  "queryParams": {
    "number": "IE6388047V"
  },
  "type": "http"
}

Promised output schema (from the provider)

{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "properties": {
    "input": {
      "additionalProperties": false,
      "properties": {
        "method": {
          "enum": [
            "GET"
          ],
          "type": "string"
        },
        "queryParams": {
          "properties": {
            "number": {
              "description": "VAT number with its country prefix, e.g. DE811569869.",
              "maxLength": 20,
              "type": "string"
            }
          },
          "required": [
            "number"
          ],
          "type": "object"
        },
        "type": {
          "const": "http",
          "type": "string"
        }
      },
      "required": [
        "type",
        "method"
      ],
      "type": "object"
    },
    "output": {
      "properties": {
        "example": {
          "properties": {
            "address": {
              "type": [
                "string",
                "null"
              ]
            },
            "checkedAt": {
              "type": "string"
            },
            "country": {
              "type": "string"
            },
            "name": {
              "description": "Registered name if the country shares it and it is a company.",
              "type": [
                "string",
                "null"
              ]
            },
            "source": {
              "type": "string"
            },
            "valid": {
              "type": "boolean"
            },
            "vatNumber": {
              "type": "string"
            },
            "withheld": {
              "description": "True when a name was hidden because it may belong to a sole trader.",
              "type": "boolean"
            }
          },
          "required": [
            "valid",
            "country",
            "vatNumber",
            "source"
          ],
          "type": "object"
        },
        "type": {
          "type": "string"
        }
      },
      "required": [
        "type"
      ],
      "type": "object"
    }
  },
  "required": [
    "input"
  ],
  "type": "object"
}

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