CNPJ vs ContractGate

In-depth architectural comparison of the CNPJ and ContractGate 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 remote streaming HTTP/SSE transport architecture.
• Your security boundary fits: No auth required (Free / Open Source).

Explore CNPJ Details

C

Choose ContractGate 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 ContractGate Details

Feature & Specification Comparison

Specification	CNPJ Legal	C ContractGate Legal
Summary	Free Brazilian CNPJ lookup (legal name, status, partners) + lawsuit discovery. Public data, no login	Infer, dry-run, deploy, and inspect ContractGate semantic data contracts.
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": {
      "url": "https://api.mcp.ai/p_cnpj"
    }
  }
}

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

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