NIPRegon MCP MCP server

Official MCP server for NIPRegon.pl providing access to 4.4 million Polish company records. It enables AI agents to search companies, retrieve full registry data (KRS, REGON), check VAT whitelist status, and access financial statements. The server is read-only, stateless, and sourced exclusively from official Polish public registers.

Endpoint and access

No sign-in: your client connects and lists tools immediately, with no account or key.

No sign-inEndpoint checked 2026-10-05Operated by WEBY SOLUTION SP. Z O.O.

MCP endpoint (Streamable HTTP)

https://api.nipregon.pl/mcp

Vendor documentation

What you can do with it

Search for companies by name with fuzzy matching
Retrieve full registry data including address and management by NIP
Check VAT status and verify accounts on the KAS whitelist
Access financial statements showing revenue, profit, and assets

Tools advertised by the last live check:

search_company
get_company
get_financials
check_vat_whitelist
check_risk_flags
get_public_tenders
get_lei

Connect from your client

Each snippet registers the same endpoint; pick the client you use.

This server is operated by the named third party. Listing and endpoint checks are not an endorsement or a security audit. Review the operator's permissions, terms, and data handling before connecting. How listings are checked and corrected.

Claude Code

Run this once in a terminal. It registers a Streamable HTTP server. Use --scope project to write .mcp.json for the repo.

Claude Code configuration

claude mcp add --transport http nipregon-mcp https://api.nipregon.pl/mcp

Codex

Run this once. Codex stores MCP servers in ~/.codex/config.toml (or .codex/config.toml in a trusted project).

Codex configuration

codex mcp add nipregon-mcp --url https://api.nipregon.pl/mcp

Cursor

Merge this server into .cursor/mcp.json in your project, then enable nipregon-mcp in your MCP settings.

Cursor configuration

{
  "mcpServers": {
    "nipregon-mcp": {
      "url": "https://api.nipregon.pl/mcp"
    }
  }
}

Cline

Merge this into cline_mcp_settings.json (Cline → MCP Servers → Configure). The type must be streamableHttp for a remote HTTP server.

Cline configuration

{
  "mcpServers": {
    "nipregon-mcp": {
      "type": "streamableHttp",
      "url": "https://api.nipregon.pl/mcp",
      "disabled": false
    }
  }
}

VS Code

Merge this server into .vscode/mcp.json. Use MCP: List Servers to start nipregon-mcp and inspect its tools.

VS Code configuration

{
  "servers": {
    "nipregon-mcp": {
      "type": "http",
      "url": "https://api.nipregon.pl/mcp"
    }
  }
}

Gemini CLI

Run this once. It writes .gemini/settings.json in the current project; pass --scope user for ~/.gemini/settings.json.

Gemini CLI configuration

gemini mcp add --transport http nipregon-mcp https://api.nipregon.pl/mcp

Claude Desktop

Merge this into claude_desktop_config.json (macOS: ~/Library/Application Support/Claude/, Windows: %APPDATA%\Claude\), then restart Claude Desktop.

Claude Desktop configuration

{
  "mcpServers": {
    "nipregon-mcp": {
      "url": "https://api.nipregon.pl/mcp"
    }
  }
}

Windsurf

Merge this into ~/.codeium/windsurf/mcp_config.json, then refresh MCP in Cascade. Windsurf remote servers use serverUrl, not url.

Windsurf configuration

{
  "mcpServers": {
    "nipregon-mcp": {
      "serverUrl": "https://api.nipregon.pl/mcp"
    }
  }
}

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