# busca_cep — MCP server on mcp.ai
> Returns the postal code (CEP) and standardized address from the Brazilian Post from a given address. Platform-hosted, no credentials, pay per query with prepaid credit.

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

## Connect (MCP protocol)
Remote MCP endpoint (HTTP, streamable): https://api.mcp.ai/p_busca_cep?ms=1787191800000
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/busca_cep/_endpoints   # public; lists every endpoint
Call:     POST https://api.mcp.ai/api/busca_cep/<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/busca_cep/skill.md
Postman collection (v2.1): https://mcp.ai/busca_cep/postman.json

## Tools
- busca_cep_consultar(Endereco: string, completo?: boolean) — Retorna o CEP e o endereço padronizado dos Correios a partir de um endereço informado. Hospedado pela plataforma, sem credenciais, pague por consulta com crédito pré-pago. Consulta informação de ACESS

## Example prompts
- "What is the CEP of Avenida Paulista 1000, São Paulo?"
- "Standardized address for Rua da Consolação 200"

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