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mcp/harbor
Verified official

firmy.ai: Polish company and person registers (KRS, CEIDG) for AI agents MCP

v1.0.0 changelog · 1

ai.firmy/mcp

Polish companies and people: KRS, CEIDG, financials, boards, VAT, sanctions. Free, no API key.

transport:streamable-http tools:8
Website

Target client

run in your project directory 

claude mcp add --transport http mcp https://firmy.ai/mcp

setup guides: Claude Code Claude Desktop Cursor VS Code Zed Windsurf Cline Gemini CLI Grok ChatGPT Claude.ai LangChain

Adds it for this project only. Append --scope user to make it available everywhere. Claude Code docs

search_companies Read-only

search companies

search_persons Read-only

search persons

get_company Read-only

get company

get_person Read-only

get person

list_companies Read-only

list companies

rank_companies

rank companies

refresh_company

refresh company

get_account Read-only

get account

All 8 tools, one page each

2 prompts you invoke yourself

Mutating and Read-only are read off each tool's name, not its schema — a hint, not a guarantee. Check the server's own documentation before granting access.