CNPJ vs Cadastro PJ Básico

In-depth architectural comparison of the CNPJ and Cadastro PJ Básico MCP servers. Compare execution transports, security boundaries, tool capabilities, quality scores, and ready-to-paste client installation snippets for Claude, Cursor, Windsurf, and VS Code.

Which MCP Server Should You Choose?

Choose CNPJ when:

• You need dedicated capabilities in the Legal domain.
• You prefer local stdio subprocess transport architecture.
• Your security boundary fits: No auth required (Free / Open Source).

Explore CNPJ Details

Choose Cadastro PJ Básico when:

• You need dedicated capabilities in the Legal domain.
• You prefer local stdio subprocess transport architecture.
• Your security boundary fits: No auth required (Free / Open Source).

Explore Cadastro PJ Básico Details

Feature & Specification Comparison

Specification	CNPJ Legal	Cadastro PJ Básico Legal
Summary	Free Brazilian CNPJ lookup (legal name, status, partners) + lawsuit discovery. Public data, no login	Basic registration data for a company from a CNPJ: legal name, registration status, and legal nature
Category & Scope	Legal	Legal
Quality signal

Tools & Capabilities Breakdown

Ready-to-Paste Client Configurations

Paste either (or both) of these JSON server blocks into your client config file (e.g. claude_desktop_config.json or ~/.cursor/mcp.json).

{
  "mcpServers": {
    "cnpj": {
      "command": "npx",
      "args": [
        "-y",
        "cnpj"
      ]
    }
  }
}

{
  "mcpServers": {
    "cadastro-pj-b-sico": {
      "command": "npx",
      "args": [
        "-y",
        "cadastro-pj-b-sico"
      ]
    }
  }
}

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