CNPJ Aberto
FreemiumLiveLast verified 24 Sept 2026
Searches 70M+ Brazilian companies by CNPJ, name, or partners, from monthly federal registry data.
Example request
curl -s -H 'X-API-Key: $API_KEY' 'https://cnpjaberto.com.br/api/cnpj/61233151002128'
Free tier, in plain English
Free plan gives 200 API requests a day; the Pro plan (R$29/month) raises this to 10,000/day (50,000/month).
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