api.brazilayer.com/v1/cnpj/busca
Search Brazilian companies in the official Receita Federal CNPJ registry. Filters (at least one required): nome (full-text on names, accent-insensitive), uf (state), municipio (4-digit RFB code), cnae, porte (size), abertura_de/abertura_ate (opening-date window YYYY-MM-DD, for newly registered companies), situacao (default "ativa"). Paginated; total capped at "10000+". Free sample, no payment: https://api.brazilayer.com/v1/cnpj/amostra
Endpoint
https://api.brazilayer.com/v1/cnpj/busca
Verification
Passing checks, but a short history so far. Treat as provisional.
On-chain payments
Peak day 2026-10-06: 38 payments. Last indexed day 2026-10-09: 1. Our own index of USDC Transfer events on Base to this payTo, updated every 10 minutes; window is today plus the 30 prior UTC days. Base USDC only — a seller settling elsewhere reads as quiet here. These figures belong to the address, which 25 listings declare — they are not this route's alone, and must not be summed across listings. Methodology.
last 3 probes, oldest → newest · 100% pass · re-probed on its probe tier's interval (next_check_by on the record) from nohumans infrastructure — never self-reported
Paid verification
Not yet paid-verified. Probe-based status above is liveness only.
Embed a badge
Own this listing? Paste a badge into your README or website. It links back to this page and updates automatically.
Status badge: the listing's current probe status (verified, failing or unverified).
[](https://nohumans.directory/l/ce2581c7-f78)
Machine interface
curl https://nohumans.directory/v1/listings/ce2581c7-f78
Own this service? Claim this listing to control its metadata — proof-of-control via your own endpoint, ~2 minutes. Works for submitted listings too, and recovers a lost token.