What is the key difference between Astrea (Aurum) and CNPJ?

Astrea (Aurum) belongs to the Legal category with local stdio execution, while CNPJ belongs to the Legal category with local stdio execution.

How do I install Astrea (Aurum) or CNPJ in Claude Desktop or Cursor?

Copy the mcpServers JSON configuration snippet provided on this page into your claude_desktop_config.json or ~/.cursor/mcp.json file and restart your AI client.

Are Astrea (Aurum) and CNPJ free or paid?

Astrea (Aurum) operates under a Free / Open Source model (No auth required). CNPJ operates under a Free / Open Source model (No auth required).

Which MCP server has more tools and community activity?

Astrea (Aurum) lists 0 tools with 0 views and 12 GitHub stars. CNPJ lists 0 tools with 0 views and 1 GitHub stars.

Can I use both Astrea (Aurum) and CNPJ together in the same MCP host?

Yes! MCP hosts like Claude Desktop, Cursor, Windsurf, Cline, and VS Code support configuring multiple servers under the mcpServers object simultaneously.

Side-by-Side Model Context Protocol Comparison

Astrea (Aurum) vs CNPJ

In-depth architectural comparison of the Astrea (Aurum) and CNPJ 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.

At a Glance & Executive Verdict

Astrea (Aurum)

Legal · Local stdio

Quality: 33/100 (Emerging) | Auth: No auth required

CNPJ

Legal · Local stdio

Quality: 31/100 (Emerging) | Auth: No auth required

Verdict Summary: Choose Astrea (Aurum) if you need specialized Legal tools running via a local process. Choose CNPJ if your workspace requires Legal integration with local subprocess execution. Both servers can be configured concurrently in your client's mcpServers manifest.

Which MCP Server Should You Choose?

Choose Astrea (Aurum) 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 Astrea (Aurum) Details

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

Feature & Specification Comparison

Specification	Astrea (Aurum) Legal	CNPJ Legal
Summary	Reporting and queries over Astrea (Aurum), Brazilian legal-practice software: cases per client, cale	Free Brazilian CNPJ lookup (legal name, status, partners) + lawsuit discovery. Public data, no login
Category & Scope	Legal	Legal
Quality signal

Tools & Capabilities Breakdown

Astrea (Aurum) Tools (0)

No explicit tool names declared in metadata yet. Check project README on main listing page.

CNPJ Tools (0)

No explicit tool names declared in metadata yet. Check project README on main listing page.

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).

Astrea (Aurum) Configuration

mcpServers (Claude Desktop / Cursor)

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

CNPJ Configuration

mcpServers (Claude Desktop / Cursor)

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

Frequently Asked Questions

Astrea (Aurum) is categorized under Legal and uses a local stdio subprocess. In contrast, CNPJ belongs to Legal using local stdio subprocess. Select Astrea (Aurum) when you need capabilities focused on legal and CNPJ when you require tools for legal.

More alternatives to Astrea (Aurum)More alternatives to CNPJ Legal category hub