# sintegra — MCP server on mcp.ai
> Looks up the state taxpayer registration of a person or company in Sintegra from the CPF or CNPJ, state registration, and state. Platform-hosted, no credentials, pay per query with prepaid credit.

By: mcp.ai · official
Page: https://mcp.ai/sintegra

## Connect (MCP protocol)
Remote MCP endpoint (HTTP, streamable): https://api.mcp.ai/p_sintegra?ms=1787191740000
Add it as a custom/remote MCP connector, then authenticate when prompted.

## REST API (no MCP client required)
Every tool is also a REST endpoint, authed with a workspace API key.
Discover: GET https://api.mcp.ai/api/sintegra/_endpoints   # public; lists every endpoint
Call:     POST https://api.mcp.ai/api/sintegra/<endpoint>
  Authorization: Bearer sk_live_…   # create one at https://mcp.ai/settings/api-keys
  Content-Type: application/json
  Body: { …args }   →   { "ok": true, "tool": "<id>", "result": { … } }

## Developer docs
How to use (MCP or REST), markdown: https://mcp.ai/sintegra/skill.md
Postman collection (v2.1): https://mcp.ai/sintegra/postman.json

## Tools
- sintegra_consultar(Cpf: string, Cnpj: string, ie: string, Uf: string, completo?: boolean) — Consulta o cadastro estadual de contribuinte de uma pessoa ou empresa no Sintegra a partir do CPF ou CNPJ, inscrição estadual e UF. Hospedado pela plataforma, sem credenciais, pague por consulta com c

## Example prompts
- "Sintegra for CNPJ 12345678000190 in SP"
- "State registration for CNPJ 12345678000190"

## Links
Docs: https://mcp.ai/docs/mcps/sintegra
Website: https://mcp.ai/mcps/sintegra