dev.cz-agents/ares

up checked 2026-11-11T04:37:48.633Z

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Publisher-provided description

Czech & Slovak business registry — company lookup by IČO, name, legal form, VAT. Official ARES.

Summary by lookupd

Looks up Czech and Slovak companies in the official ARES business registry by IČO, name, address or NACE code, plus VAT and owner data.

Install

Claude Code, remote (streamable-http)

claude mcp add --transport http ares https://ares.cz-agents.dev/mcp

Claude Code, npm package (stdio)

claude mcp add ares -- npx -y @czagents/ares

Codex, remote (streamable-http)

codex mcp add ares --url https://ares.cz-agents.dev/mcp

Codex, npm package (stdio)

codex mcp add ares -- npx -y @czagents/ares

Cursor, remote (streamable-http) → .cursor/mcp.json

{
  "mcpServers": {
    "ares": {
      "url": "https://ares.cz-agents.dev/mcp"
    }
  }
}

Cursor, npm package (stdio) → .cursor/mcp.json

{
  "mcpServers": {
    "ares": {
      "command": "npx",
      "args": [
        "-y",
        "@czagents/ares"
      ]
    }
  }
}

Other clients: docs. Or tell your agent: Set up lookupd for me: read https://lookupd.com/agent.md and follow it.

Tools (11 tools)

Publisher-provided text

• lookup_by_ico Get a single Czech company record by its IČO (8-digit Business ID). Returns official name, registered address, legal form, VAT ID (DIČ), founding date, and trad
• search_companies Search ARES by company name, city, street, PSČ, or NACE code. Combines all filters with AND. Useful when user knows name but not IČO, looking for companies in a
• search_by_address Find all companies registered at a given Czech address. Useful for due diligence (virtual offices, shell companies), real estate research, or competitor mapping
• search_by_nace Find Czech companies by CZ-NACE activity code (economic sector classification). Example: "62" = IT, "47" = retail, "86" = healthcare. Optional city filter. Usef
• get_bank_accounts Get transparent bank accounts published for this company (only available for VAT-registered subjects). Useful to verify payment details on an invoice match the
• get_statutaries Get current statutory body (jednatelé, představenstvo, etc.) of a Czech company — who can legally act on its behalf. Returns active members only (with valid záp
• get_owners Get owners of a Czech company from the Veřejný rejstřík (public register) — společníci (partners of s.r.o./v.o.s./k.s.) and akcionáři (shareholders of a.s.), wi
• validate_dic Validate a Czech DIČ (VAT ID). Format check: "CZ" + 8-10 digits. For 8-digit tail (legal entities) also runs MOD11 checksum against the embedded IČO.
• check_vat_payer Check whether a Czech company is a registered VAT payer (plátce DPH). If yes, returns DIČ, financial office, and any transparent bank accounts (payment details)
• get_history Get historical record of a company (previous names, registered address changes, trade license history). Useful for due diligence.
• watch_entity Start onboarding for free monitoring of one Czech company by IČO. Stub only — persists nothing yet. Returns structuredContent: status (one of ONBOARDING_REQUIRE

Details

• Version: 0.1.9
• Transports: streamable-http, stdio
• Uptime (7 days): 100%
• Median latency: 876 ms
• First indexed: 2026-11-01T09:00:48.123Z
• Last seen in registry: 2026-11-01T09:00:48.152Z
• Repository: https://github.com/martinhavel/cz-agents-mcp
• Website: https://cz-agents.dev

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• Last crawl: 2026-11-11T16:39:06.253Z
• API base: https://api.lookupd.com
• MCP URL: https://api.lookupd.com/mcp