Polish Companies

What is Polish Companies?

Polish Companies is a Model Context Protocol (MCP) server that gives AI assistants—such as Claude, Cursor, and Windsurf—direct access to 3 million+ Polish companies from the KRS (National Court Register) and CEIDG registries. It lets users ask natural-language questions about Polish business data, including financials, ownership structures, industry rankings, and board members, all backed by real registry data.

How to use Polish Companies?

Sign up at compabase.com/mcp to generate a free MCP key (mcpk_...), then configure your MCP client with the endpoint https://compabase.com/api/mcp and the Authorization: Bearer <mcpk_...> header. Once connected, you can ask your AI assistant questions like “What were Allegro’s revenues in 2023?” or “Find active e-commerce companies in Warsaw with revenue over 50M PLN.”

Key features of Polish Companies

• 6 structured tools: search, count, get company profile, financials, people, and SQL.
• Free tier: 10 MCP queries per month.
• Uses MCP Streamable HTTP transport (JSON‑RPC 2.0, version 2024‑11‑05).
• Covers 3M+ entities from KRS and CEIDG registries.
• Supports filtering by name, NIP, KRS, location, PKD code, revenue, and more.
• Returns multi‑year financial statements, ownership, and board member details.

Use cases of Polish Companies

• Market research: find companies by sector, size, and location.
• Competitive analysis: compare revenue, EBITDA, and asset growth across competitors.
• Due diligence: retrieve ownership structures, management teams, and financial history.
• Lead generation: filter active companies by industry, revenue range, and contact availability.
• Company monitoring: check legal status, recent financials, and registry changes.

FAQ from Polish Companies

What data sources does Polish Companies cover?

It covers company profiles from KRS and CEIDG (3M+ entities), including financial statements from KRS e‑filings, ownership structures, management roles, PKD industry codes, and geographic data.

How do I authenticate with Polish Companies?

All requests require an MCP key sent as a Bearer token in the Authorization header. Generate a key (mcpk_...) at compabase.com/mcp.

Is there a free tier for Polish Companies?

Yes. Each MCP key includes 10 free MCP queries per month. For more queries, you can upgrade to a higher plan at compabase.com/pricing.

What tools does Polish Companies provide?

Six tools: search_companies, count_companies, get_company, get_financials, get_company_people, and execute_sql (read‑only SQL for complex aggregations). The AI selects the appropriate tool automatically.

How is the Polish Companies MCP server accessed?

It uses MCP Streamable HTTP transport at https://compabase.com/api/mcp with JSON‑RPC 2.0. Supported methods include initialize, tools/list, tools/call, and ping.