Polish KYB vs Companies House
A side-by-side look at the Polish KYB and Companies House MCP servers: transport, auth, tools, quality signals, and the config to install either one in Claude, Cursor, Windsurf or VS Code.
P
Polish KYBDeveloper ToolsKnow-your-business checks for Polish companies: KRS, owners, insolvency, sanctions, gazette notices.48FairAuth: api key requiredVerdict: choose Polish KYB for developer tools work; choose Companies House for developer tools as a local process. You can also run both side by side in one mcpServers block.
Which MCP server should you choose?
PChoose Polish KYB when
- You need dedicated capabilities in the Developer Tools domain.
- Its auth model fits you: API key required.
- You want tools like
search_companies, get_company_people, get_company_debt_registry.
Choose Companies House when
- You need dedicated capabilities in the Developer Tools domain.
- You prefer a local stdio subprocess transport.
- You have the keys it needs:
COMPANIES_HOUSE_API_KEY.
Feature & specification comparison
Rows where the two servers differ are marked.
| Spec | P Polish KYB | |
|---|---|---|
| Category | Developer Tools | Developer Tools |
| Quality signal | 48/100 · Fair | 47/100 · Fair |
| Install command | Not confirmed yet | Confirmed |
| Transport | — | Local subprocess (stdio) |
| Auth | API key required | Not declared |
| Pricing | Not declared | Not declared |
| Required env vars | None listed | COMPANIES_HOUSE_API_KEY |
| Verified owner | Community listing | Community listing |
| GitHub stars | 0 | 13 |
| Directory activity | 0 views 0 installs 0 upvotes | 3 views 0 installs 0 upvotes |
| Tools | 6 | Not listed |
| Full listing | View Polish KYB | View Companies House |
Tools & capabilities
Polish KYB tools 6
search_companiesFind the company and read its KRS registry profile and VAT status.get_company_peopleManagement board, supervisory board, shareholders and beneficial owners (CRBR).get_company_debt_registryInsolvency and restructuring proceedings (KRZ).get_company_court_gazetteCourt and Commercial Gazette (MSiG) notices.get_company_sanctionsSanctions lists and KNF financial supervision register.get_company_secured_liabilitiesSecured liabilities and articles of association.
Companies House tools
No tool names declared yet. Check the project README from the listing page.
Ready-to-paste client configs
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.
Polish KYB
No confirmed install command for Polish KYB yet — follow the setup steps linked from its listing page rather than a guessed package name.
Companies House
{
"mcpServers": {
"companies-house": {
"command": "npx",
"args": [
"-y",
"companies-house-mcp"
],
"env": {
"COMPANIES_HOUSE_API_KEY": "YOUR_COMPANIES_HOUSE_API_KEY_HERE"
}
}
}
}
Frequently asked questions
Polish KYB is categorized under Developer Tools and uses an install path we have not confirmed yet. Companies House belongs to Developer Tools and uses a local stdio subprocess. Pick Polish KYB for developer tools work and Companies House for developer tools.
Copy the mcpServers block from the config section on this page into your client's config (for example claude_desktop_config.json or ~/.cursor/mcp.json), then fully restart the client. Polish KYB has no confirmed install command yet — follow its own setup instructions.
Polish KYB has no declared pricing — check the project's own site. Auth: api key required. Companies House has no declared pricing — check the project's own site. If a server needs environment variables such as API keys, define them under the env key in your client's MCP config.
Yes. MCP clients support multiple servers: add polish-kyb and companies-house as separate keys in the same mcpServers object, and your assistant will call tools from either one.
On AllMCPs, Polish KYB has a quality signal of 48/100 (Fair) with 0 views, 0 installs and 0 GitHub stars. Companies House has 47/100 (Fair) with 3 views, 0 installs and 13 GitHub stars.