Built for AI agents
Agentic-Firmenbuch serves the official company and financial data of the Austrian company register (Firmenbuch) as an MCP server. Your agent asks in natural language, the server returns structured, filtered, and aggregated data on over 340,000 companies.
Endpoint and connection
One-click (OAuth)
Claude web, desktop, and Cowork. Add a connector, confirm your email, done. No API key needed.
Address: https://mcp.agentic-firmenbuch.at/mcpAPI key (header)
Claude Code, Cursor, VS Code. Use the endpoint as an http transport
with your key from the email:
Endpoint: https://mcp.agentic-firmenbuch.at/mcp
Header: X-API-Key: YOUR_API_KEYCowork and an API key use the same account. Full per-client guide at onboarding.en.html.
Quickstart in 3 steps
- Get access. Verify your email (Free) or subscribe to Pro. Your API key arrives by email; for Claude Cowork you need none.
- Connect your client. Point your MCP client at https://mcp.agentic-firmenbuch.at/mcp - via OAuth click or with the header X-API-Key: YOUR_API_KEY.
- Ask in natural language. For example: "Show me mechanical-engineering companies in Styria with over 50 employees and compare equity ratio and revenue growth."
Available tools
| Tool | Description |
|---|---|
| search_companies | Search and filter companies by name, industry, Bundesland, size or financials, sorted and paginated. |
| get_company_details | Full financial profile of one company: multi-year balance sheet and P&L, ratios, growth, management. |
| get_full_record | The complete record for one company, the full superset we hold. |
| get_company_history | Multi-year time series of individual metrics for one company. |
| get_cohort_summary | Aggregate statistics over a whole cohort or industry of companies. |
| find_peers | Find the companies closest in size to a given one. |
| get_coverage | How much of the register we actually serve, as an aggregate dashboard. |
| get_document | A time-limited download link to a company's official annual filing. |
| list_sectors | Valid filter values for search (industries, legal forms) with company counts. |
| describe_fields | Catalog of every field the server returns, with code tables and null rules. |
| get_my_usage | Your own API-key usage: call count and weighted compute-units per tool. |
Full field and code reference: felder.en.html. The server does not understand language itself, it filters and aggregates deterministically, your agent translates the question into these tools.
Who it is for
M&A, PE, corporate finance
Target search, screening and metric comparison across whole industries.
Due diligence & compliance
Official financial data and company profiles on demand, not PDF hunting.
Sales & lead research
Narrow companies down by region, industry and size.
Journalism & research
Traceable, source-based company data with a clear license.
Data and license
Source: Austrian company register (Firmenbuch) / BMJ - Justiz, licensed under CC BY 4.0. Personal birth data is served year-only. No ownership or shareholder data is served.
Machine-readable summary of this page: /llms.txt