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GET
/
v1
/
simples
/
{cnpj}
curl "https://api.cnpj-api.com/v1/simples/12345678000195?token=YOUR_TOKEN"

Documentation Index

Fetch the complete documentation index at: https://docs.cnpj-api.com/llms.txt

Use this file to discover all available pages before exploring further.

​
cnpj
string
required
CNPJ number without punctuation (14 digits). Example: 12345678000195
​
token
string
Authentication token. Preferred authentication method.

​
Data sources

Limited to 5 queries per minute for free tokens. See Rate Limits. 
curl "https://api.cnpj-api.com/v1/simples/12345678000195?token=YOUR_TOKEN"