MCP SERVER

cnpj.ia.br

Empresas do Brasil (CNPJ): consulta por CNPJ, busca por filtros e uso da conta.

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About cnpj.ia.br

Empresas do Brasil (CNPJ): consulta por CNPJ, busca por filtros e uso da conta. Chave no header.

How to connect

What is the endpoint and how does it run?

Hosted remote server over Streamable HTTP at https://mcp.cnpj.ia.br/.

How do I add cnpj.ia.br to Claude Code, Cursor or Claude Desktop?

One command, any client (npm)

npx ruagentic add cnpj-ia-br

Claude Code

claude mcp add --transport http cnpj-ia-br https://mcp.cnpj.ia.br/

Cursor, Windsurf and other clients that accept a URL (mcp.json)

{
  "mcpServers": {
    "cnpj-ia-br": {
      "url": "https://mcp.cnpj.ia.br/"
    }
  }
}

Claude Desktop (claude_desktop_config.json, via the mcp-remote bridge)

{
  "mcpServers": {
    "cnpj-ia-br": {
      "command": "npx",
      "args": [
        "-y",
        "mcp-remote",
        "https://mcp.cnpj.ia.br/"
      ]
    }
  }
}

Snippets are generated from the published endpoint; the server name cnpj-ia-br is only a label you can change. Add the credentials the publisher documents.

Project website Source repository

REMOTE ENDPOINThttps://mcp.cnpj.ia.br/Use this URL in a compatible client. Follow the provider’s authentication instructions.

Questions and answers

What is cnpj.ia.br?

cnpj.ia.br is an MCP server in the Other category. Empresas do Brasil (CNPJ): consulta por CNPJ, busca por filtros e uso da conta.

How do I connect to cnpj.ia.br?

Hosted remote server over Streamable HTTP at https://mcp.cnpj.ia.br/. The listing page has ready-made snippets for Claude Code, Cursor and Claude Desktop.

Where is cnpj.ia.br published?

Its homepage is https://cnpj.ia.br/docs/mcp and its source repository is https://github.com/Atmosphere-Technologies/atmosphere_app. RUAGENTIC read these details from Official MCP Registry on October 24, 2026 and did not install or run the project.

Sources and checks

View the source

Source information collected October 24, 2026.

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