# Ambolt, free call a day, GET /v1/brazil-cnpj-lookup: Company enrichment API

> 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).

Ambolt's Free call a day plan for the company enrichment API costs $0.00 per 1,000 companies. Ambolt's docs list 4 of the 13 fields on our checklist: Industry, Type and status, Employees, Headquarters.
You get up to 30 calls a month.
We haven't run Ambolt through [our company enrichment API benchmark](https://datacircle.dev/best-company-enrichment-api.txt) yet.
This plan is free. We rank 2,484 plans for company enrichment APIs by price. Half the plans cost $8.974 or less per 1,000 companies. [See the best free company enrichment API plan.](https://datacircle.dev/best-company-enrichment-api.txt)
[Intrinio's $150 monthly plan](https://datacircle.dev/company-enrichment-apis/intrinio/150-monthly/llms.txt) is the cheapest paid plan per 1,000 companies. Intrinio's company enrichment API costs nothing beyond the plan price. [Zodipe's PEN 45 yearly plan](https://datacircle.dev/company-enrichment-apis/zodipe/pen-45-yearly/llms.txt) costs the least for 10,000 companies a month: about $1.09.
[APIs Peru's PEN 30 (about $9) monthly plan](https://datacircle.dev/company-enrichment-apis/apis-peru/pen-30-monthly/llms.txt) covers any number of companies in Peru only. APIs Peru's PEN 30 (about $9) monthly plan costs less up front than Intrinio's $150 monthly plan.
[Intrinio](https://datacircle.dev/company-enrichment-apis/intrinio/150-monthly/llms.txt), [ROIC.ai](https://datacircle.dev/company-enrichment-apis/roic-ai/89-monthly/llms.txt) and [GLEIF](https://datacircle.dev/company-enrichment-apis/gleif/free/llms.txt) are the best company enrichment API providers in the Datacircle benchmark for companies in any country.

- This page: https://datacircle.dev/company-enrichment-apis/ambolt/free-call-a-day-get-v1-brazil-cnpj-lookup
- [Company enrichment API: the best of 210+ providers compared](https://datacircle.dev/best-company-enrichment-api.txt)
- Get it: https://api.ambolt.dev/openapi.json?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=company-enrichment-api-pricing
- Request: `GET https://api.ambolt.dev/v1/brazil-cnpj-lookup`
- API key: not needed
- Its API docs: https://api.ambolt.dev/openapi.json?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=company-enrichment-api-pricing#/paths/~1v1~1brazil-cnpj-lookup
- Sold by: Ambolt (https://ambolt.dev?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=company-enrichment-api-pricing)
- Checked: 2026-11-08

## In the answer

- Completeness: 31%
- Industry: ✓
- Type and status: ✓
- Employees: ✓
- Headquarters: ✓

## Price

- $ per 1,000 companies: $0.00
- Per: call
- Billing: free

## Aggregators

- Aggregators: none

## Charges

- Also pays for: nothing else

## Not found

- $ per 1,000: $0.00

## In their words

- Their pitch: 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).

## Data

- Countries: Brazil
- Keep data: no limit
- Use data: Do not use the services to attack or overload systems, to evade sanctions, or in breach of law. [...] Each developer-tool response names its source and licence. Where a source requires attribution, you must keep it when you reuse the data.

## Plan

- Pay: $0
- Enough for: 30 calls a month

## Rate limit

- Per day: 1
- Batch: 1

## Speed

- Answer: in the call

## The call

- You send: cnpj. Optional: free
- Method: GET
- Path: /v1/brazil-cnpj-lookup

## About the plan

- Plan: Free call a day
- Who can get it: anyone, with no account or API key: one free call per tool and IP address per day

## The 8 fields the plan's answer can hold

legal name, trade name, legal form, status, start date, address, CNAE industry code, size class

## Ambolt's plans (2)

- [Ambolt, free call a day, GET /v1/brazil-cnpj-lookup](https://datacircle.dev/company-enrichment-apis/ambolt/free-call-a-day-get-v1-brazil-cnpj-lookup/llms.txt): $0.00 per 1,000, 31% complete
- [Ambolt, pay as you go, Pay per call with x402, GET /v1/brazil-cnpj-lookup](https://datacircle.dev/company-enrichment-apis/ambolt/pay-as-you-go-pay-per-call-with-x402-get-v1-brazil-cnpj-lookup/llms.txt): $5.00 per 1,000, 31% complete

## Ambolt's calls for this API (2)

- `GET /v1/brazil-cnpj-lookup`: [Ambolt, free call a day, GET /v1/brazil-cnpj-lookup](https://datacircle.dev/company-enrichment-apis/ambolt/free-call-a-day-get-v1-brazil-cnpj-lookup/llms.txt)
- `GET /v1/eu-vat-validate`: [Ambolt, free call a day, GET /v1/eu-vat-validate](https://datacircle.dev/company-enrichment-apis/ambolt/free-call-a-day-get-v1-eu-vat-validate/llms.txt)

## Ambolt's APIs (6)

- [Ambolt: tech stack API pricing, 2 plans](https://datacircle.dev/company-technology-apis/ambolt/free/llms.txt)
- [Ambolt: domain WHOIS API pricing, 2 plans](https://datacircle.dev/domain-whois-apis/ambolt/free/llms.txt)
- [Ambolt: email verification API pricing, 2 plans](https://datacircle.dev/validate-email-apis/ambolt/free/llms.txt)
- [Ambolt: web scraping API pricing, 2 plans](https://datacircle.dev/web-scraping-apis/ambolt/free/llms.txt)
- [Ambolt: company enrichment API pricing, 2 plans, GET /v1/brazil-cnpj-lookup](https://datacircle.dev/company-enrichment-apis/ambolt/free-call-a-day-get-v1-brazil-cnpj-lookup/llms.txt)
- [Ambolt: business verification API pricing, 2 plans, GET /v1/entity-resolve](https://datacircle.dev/business-verification-apis/ambolt/free-call-a-day-get-v1-entity-resolve/llms.txt)
- [Ambolt: business verification API pricing, 2 plans, GET /v1/lei-lookup](https://datacircle.dev/business-verification-apis/ambolt/free-call-a-day-get-v1-lei-lookup/llms.txt)
- [Ambolt: business verification API pricing, 2 plans, GET /v1/nordic-company-lookup](https://datacircle.dev/business-verification-apis/ambolt/free-call-a-day-get-v1-nordic-company-lookup/llms.txt)
- [Ambolt: business verification API pricing, 2 plans, GET /v1/us-business-entities](https://datacircle.dev/business-verification-apis/ambolt/free-call-a-day-get-v1-us-business-entities/llms.txt)

## Ambolt: company enrichment API alternatives

- [Context.dev, $500 monthly, Scale, POST /v1/brand/retrieve, Lookup by domain](https://datacircle.dev/company-enrichment-apis/context-dev/500-monthly-scale-post-v1-brand-retrieve-lookup-by-domain/llms.txt): $5.00 per 1,000, 62% complete, 3 months
- [MillionPhones, top-up from $5](https://datacircle.dev/company-enrichment-apis/millionphones/top-up-from-5/llms.txt): $5.00 per 1,000, 31% complete, 1 month
- [How.is, pay as you go](https://datacircle.dev/company-enrichment-apis/how-is/pay-as-you-go/llms.txt): $5.00 per 1,000, 38% complete
- [The Swarm, $72,000 yearly](https://datacircle.dev/company-enrichment-apis/the-swarm/72000-yearly/llms.txt): $5.00 per 1,000, 77% complete, stored

## Sources

From each provider's own pricing page and docs, and from what providers tell us. We read this row from these pages on 2026-11-08.

- https://ambolt.dev?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=company-enrichment-api-pricing
- https://ambolt.dev/licences?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=company-enrichment-api-pricing
- https://ambolt.dev/pricing?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=company-enrichment-api-pricing
- https://ambolt.dev/privacy?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=company-enrichment-api-pricing
- https://ambolt.dev/terms?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=company-enrichment-api-pricing
- https://api.ambolt.dev/?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=company-enrichment-api-pricing
- https://api.ambolt.dev/catalog.json?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=company-enrichment-api-pricing
- https://api.ambolt.dev/openapi.json?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=company-enrichment-api-pricing