---
title: "Brazil CNPJ Checker: Official Company Record by CNPJ Number"
method: GET
path: "/v1/brazil-cnpj-lookup"
tags: ["CNPJ"]
---

# Brazil CNPJ Checker: Official Company Record by CNPJ Number

`GET /v1/brazil-cnpj-lookup`

## Request

- Base URL: `https://api.ambolt.dev`
- URL: `https://api.ambolt.dev/v1/brazil-cnpj-lookup`
- Auth: none required

Look up a Brazilian company by its 14-digit CNPJ number (with or without dots, slash and dash): legal name, trade name, legal form, active or closed status, start date, address, CNAE industry code and size class, from the Receita Federal open data (served by BrasilAPI). Checks the CNPJ check digits first. Company-level only: no partners, no phones, no e-mail, no individual entrepreneurs (MEI).

## Query parameters

- `cnpj` string: One CNPJ, for example 33.000.167/0001-01, 33000167000101 or an alphanumeric CNPJ such as 12.ABC.345/01DE-35.
- `cnpjs` string[]: Up to 100 CNPJ numbers in one run (Apify Actor only). Each CNPJ that finds an active registry record is one billable result.
- `free` '1'

## Response `200`

Result (JSON). Every result names its source and the time it was read.

- object

## Other responses

- `400`: Invalid input; not charged.
- `402`: Payment required: 0.005 USD in USDC (x402 v2).

---

[API](https://skmtc.dev/ambolt/apis/ambolt-data-tools.md) · [All operations](https://skmtc.dev/ambolt/apis/ambolt-data-tools/llms.txt) · [OpenAPI document](https://skmtc.dev/ambolt/apis/ambolt-data-tools/revisions/8397885dd82f?raw)