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BrasilAPI (CNPJ, CEP, validation, holidays) for Grok

io.github.renatoctti/brasilapi-mcp

Brazilian public data via BrasilAPI: CNPJ and partners, CEP, CNPJ/CPF validation, holidays

client:Grok transport:stdio runtime:npm

Install BrasilAPI (CNPJ, CEP, validation, holidays) in Grok

.mcp.json (in your project root)

{
  "mcpServers": {
    "brasilapi-mcp": {
      "type": "stdio",
      "command": "npx",
      "args": [
        "-y",
        "@renatoctti/brasilapi-mcp"
      ]
    }
  }
}

Grok Build reads Claude Code's .mcp.json and Claude Desktop's config unchanged, so a server you have already set up there needs nothing new. The Grok web app and X integration do not take custom servers. Grok docs

BrasilAPI (CNPJ, CEP, validation, holidays) in other clients