Belgische bedrijfsgegevens API

curl "https://api.kvkbase.nl/v1/be/lookup/0123.456.749?lang=nl" \
  -H "Authorization: Bearer YOUR_API_KEY"

const API = "https://api.kvkbase.nl";
const headers = { Authorization: "Bearer " + process.env.KVKBASE_KEY };

// 1. Look up by enterprise number, in any notation
const res = await fetch(API + "/v1/be/lookup/BE0123456749?lang=nl", { headers });
const company = await res.json();
console.log(company.name, company.legalFormShort, company.vat?.valid);

// 2. Search by name and postal code
const hits = await fetch(API + "/v1/be/search?q=voorbeeld&postalCode=9000", { headers });

// 3. Batch, up to 25 numbers per call
await fetch(API + "/v1/be/lookup/batch", {
  method: "POST",
  headers: { ...headers, "Content-Type": "application/json" },
  body: JSON.stringify({ cbeNumbers: ["0123456749", "0123456848"] }),
});

{
  "country": "BE",
  "cbeNumber": "0123456749",
  "cbeNumberFormatted": "0123.456.749",
  "name": "Voorbeeld BV",
  "tradingNames": ["Voorbeeld"],
  "legalForm": "Besloten vennootschap",
  "legalFormShort": "BV",
  "entityType": "legal_person",
  "address": { "street": "Veldstraat", "houseNumber": "1", "postalCode": "9000", "city": "Gent", "country": "BE" },
  "isActive": true,
  "juridicalSituation": "Normale toestand",
  "registrationDate": "2019-04-02",
  "activities": [{ "sbiCode": "62010", "description": "...", "isMain": true }],
  "establishments": [{ "establishmentNumber": "2.123.456.789", "startDate": "2019-04-02", "address": { "...": "..." } }],
  "vat": { "number": "BE0123456749", "valid": true, "status": "validated", "checksumValid": true }
}