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Polish KYB

Registre officiel Autres

Know-your-business checks for Polish companies: KRS, owners, insolvency, sanctions, gazette notices.

Code source Site web Documentation

Installation

Ajoutez ceci à la configuration MCP de votre client (Claude Desktop : claude_desktop_config.json ; Cursor : .cursor/mcp.json ; VS Code et les autres utilisent la même forme « mcpServers »).

Remote (streamable-http)
Claude Code 
claude mcp add --transport http polish-kyb 'https://compabase.com/api/mcp/kyb' --header 'Authorization: <Optional: Bearer mcpk_… key from https://compabase.com/integrations?tab=mcp. Clients with OAuth support can sign in instead.>'
Configuration JSON (Claude Desktop, Cursor, VS Code) 
{
    "mcpServers": {
        "polish-kyb": {
            "type": "http",
            "url": "https://compabase.com/api/mcp/kyb",
            "headers": {
                "Authorization": "<Optional: Bearer mcpk_… key from https://compabase.com/integrations?tab=mcp. Clients with OAuth support can sign in instead.>"
            }
        }
    }
}

Documentation

Tirée du README du projet sur GitHub, actualisée chaque semaine. Les liens ouvrent GitHub.

Sommaire
  1. Polish KYB MCP Server
  2. Tools
  3. Example prompts
  4. Authentication
  5. Setup
  6. About
  7. Gemini CLI
  8. Setup guides

Polish KYB MCP Server

Verify Polish business partners in one place: registry profile, management and shareholders, beneficial owners, insolvency and restructuring, court gazette notices, sanctions lists and financial supervision licences.

Remote MCP server (Streamable HTTP), read-only, hosted by Compabase.

https://compabase.com/api/mcp/kyb

Tools

ToolWhat it does
search_companies / get_companyFind the company and read its KRS registry profile and VAT status.
get_company_people / get_company_beneficiariesManagement 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_sanctions / get_company_financial_supervisionSanctions lists and KNF financial supervision register.
get_company_secured_liabilities / get_company_articlesSecured liabilities and articles of association.

Example prompts

  • Run a KYB check on the company with NIP 5260250995.
  • Who are the beneficial owners of KRS 0000028860?
  • Is this company in insolvency proceedings or on a sanctions list?

Authentication

Sign in with your Compabase account (OAuth) in clients that support it, or send an MCP key: create one at https://compabase.com/integrations?tab=mcp and pass it as Authorization: Bearer mcpk_… or append ?apiKey=mcpk_… to the URL. Queries count toward your Compabase plan.

Setup

Claude (claude.ai, Desktop): Settings → Connectors → Add custom connector → paste the URL above (add ?apiKey=mcpk_… if you use a key).

Cursor / VS Code / Windsurf (mcp.json):

{
  "mcpServers": {
    "polish-kyb": {
      "url": "https://compabase.com/api/mcp/kyb",
      "headers": { "Authorization": "Bearer mcpk_YOUR_KEY" }
    }
  }
}

ChatGPT: Settings → Apps → Developer mode → Create → paste the URL.

About

Part of the Compabase MCP family. Full Compabase MCP (all Polish company data tools): https://compabase.com/api/mcp.

Questions: contact@compabase.com

Gemini CLI

gemini extensions install https://github.com/ContentWriterco/Polish-KYB-MCP

Gemini CLI asks for your Compabase MCP key during installation (create one at https://compabase.com/integrations?tab=mcp).

Setup guides

Step-by-step setup guides for Claude, ChatGPT, Gemini, Grok, Le Chat, Perplexity, Cursor, VS Code and Claude Code: https://compabase.com/docs/mcp/connect/

Questions fréquentes

Qu'est-ce que Polish KYB ?

Know-your-business checks for Polish companies: KRS, owners, insolvency, sanctions, gazette notices.

Comment installer Polish KYB ?

Il fonctionne comme serveur distant. Dans Claude Code : claude mcp add --transport http polish-kyb 'https://compabase.com/api/mcp/kyb' --header 'Authorization: <Optional: Bearer mcpk_… key from https://compabase.com/integrations?tab=mcp. Clients with OAuth support can sign in instead.>'. Pour les autres clients, collez la configuration JSON de cette page dans leurs réglages MCP.

Faut-il une clé API pour Polish KYB ?

Oui. Il attend Authorization, à renseigner dans sa configuration.

Polish KYB est-il open source ?

Oui. Son code est sur GitHub sous licence MIT.

Qui maintient Polish KYB ?

Il est publié par ContentWriterco. AI.tn le référence sans le maintenir ni le recommander.

Issu du registre MCP officiel. Être listé n'est pas une recommandation : vérifiez le code et les permissions d'un serveur avant de lui donner accès à vos données.