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Business

Belgian company register (KBO/CBE), Official Gazette notices and VAT validation.

Firmbase API is a free Business API that requires apiKey authentication, is served over HTTPS and supports CORS, so it can be called from the browser.

Authentication
apiKey
HTTPS
Yes
CORS
Yes
Category
Business
Uptime (30 days)
100%

Online · 2461 msTested Nov 15, 2026 · checked dailyIs it down? Status & uptime

About firmbase.be

The full REST reference for the Belgian company API: fifty endpoints with their parameters and responses, and one grid showing which plan reaches which of them.

Provider
firmbase.be
Website
firmbase.be ↗

Details from firmbase.be.

Key facts

  • 100% uptime (30 days)
  • Callable from the browser (CORS)
  • HTTPS
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Firmbase API FAQ

Is the Firmbase API free?

Yes. The Firmbase API is listed in the Business category of the public-apis directory, which only includes APIs that are free or have a free tier. Check its documentation for rate limits and paid plans.

Does the Firmbase API require an API key?

Yes. The Firmbase API uses apiKey authentication, so you need to register for credentials before making requests.

Can I call the Firmbase API from the browser?

Yes. The Firmbase API supports CORS, so front-end JavaScript can call it directly.

Does the Firmbase API support HTTPS?

Yes. The Firmbase API is served over HTTPS, so it's safe to use in production.

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Firmbase on Public APIs

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