A side-by-side look at the Empresas BR (CNPJ due diligence) and Companies House MCP servers: transport, auth, tools, quality signals, and the config to install either one in Claude, Cursor, Windsurf or VS Code.
Verdict: choose Empresas BR (CNPJ due diligence) for legal work over a hosted endpoint; choose Companies House for legal as a local process. You can also run both side by side in one mcpServers block.
COMPANIES_HOUSE_API_KEY.Rows where the two servers differ are marked.
| Spec | E Empresas BR (CNPJ due diligence) | |
|---|---|---|
| Category | Legal | Legal |
| Quality signal | 39/100 · Fair | 48/100 · Fair |
| Install command | Confirmed | Confirmed |
| Transport | Remote HTTP/SSE | Local subprocess (stdio) |
| Auth | No auth required | Not declared |
| Pricing | Free | Not declared |
| Required env vars | None listed | COMPANIES_HOUSE_API_KEY |
| Verified owner | Community listing | Community listing |
| GitHub stars | — | 13 |
| Directory activity | 1 views 0 installs 0 upvotes | 4 views 0 installs 0 upvotes |
| Tools | Not listed | Not listed |
| Full listing | View Empresas BR (CNPJ due diligence) | View Companies House |
No tool names declared yet. Check the project README from the listing page.
No tool names declared yet. Check the project README from the listing page.
Paste either block (or both) into your client config, e.g. claude_desktop_config.json or ~/.cursor/mcp.json. We only show a config when the install command is confirmed.
{
"mcpServers": {
"empresas-br-cnpj-due-diligence": {
"url": "https://mcpize.com/mcp/mcp-empresas-br"
}
}
}
{
"mcpServers": {
"companies-house": {
"command": "npx",
"args": [
"-y",
"companies-house-mcp"
],
"env": {
"COMPANIES_HOUSE_API_KEY": "YOUR_COMPANIES_HOUSE_API_KEY_HERE"
}
}
}
}