io.usefulapi/szamlazz-hu

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Publisher-provided title

Számlázz.hu MCP by usefulapi

Publisher-provided description

Read Számlázz.hu invoices, PDFs, receipts, taxpayers; issue, reverse and pay invoices and receipts.

Summary by lookupd

Lets an agent look up Hungarian taxpayers and issue, read, reverse and pay invoices and receipts, plus fetch PDFs and email receipts.

Install

Claude Code, remote (streamable-http)

claude mcp add --transport http szamlazz-hu https://szamlazz-hu.usefulapi.io/mcp

Codex, remote (streamable-http)

codex mcp add szamlazz-hu --url https://szamlazz-hu.usefulapi.io/mcp

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

{
  "mcpServers": {
    "szamlazz-hu": {
      "url": "https://szamlazz-hu.usefulapi.io/mcp"
    }
  }
}

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

• szamlazz_get_invoice Read the data of one issued invoice (seller, buyer, lines, totals, VAT breakdown, payments) by invoice number, order number or your external id (give exactly on
• szamlazz_get_invoice_pdf Download the PDF of one issued document (invoice, pro forma, ...) by invoice number, order number or your external id (give exactly one). Returns the totals and
• szamlazz_check_taxpayer Look up a Hungarian taxpayer in the NAV register by the first 8 digits of the tax number (the törzsszám): whether the number is valid, the taxpayer's name, VAT
• szamlazz_get_receipt Read one issued receipt (nyugta) by receipt number: lines, payments, totals, whether it was reversed. Optionally the PDF. Számla Agent action-szamla_agent_nyugt
• szamlazz_create_invoice ISSUES a real invoice in Számlázz.hu. A final invoice is reported to NAV (Online Számla) and can only be cancelled by a reversal (szamlazz_reverse_invoice), nev
• szamlazz_reverse_invoice ISSUES a reversal (storno) invoice that cancels one issued invoice. Fiscal: it is reported to NAV and cannot be undone; the original stays in the books. A rever
• szamlazz_delete_proforma DELETES one pro forma invoice (díjbekérő) by its number or by its order number (give exactly one). Only pro forma invoices can be deleted; a real invoice is nev
• szamlazz_register_payment Records 1-5 payments (kifizetés) on one of your own issued invoices or pro forma invoices, which updates its paid amount and outstanding balance. By default the
• szamlazz_create_receipt ISSUES a real HUF receipt (nyugta). Receipts are fiscal (NAV reporting) and can only be cancelled by szamlazz_reverse_receipt, never deleted. Give each line's w
• szamlazz_reverse_receipt ISSUES a reversal (storno) receipt that cancels one issued receipt. Fiscal and irreversible; a receipt can be reversed once, and a reversal receipt cannot be re
• szamlazz_send_receipt E-MAILS an already issued receipt (PDF) to a customer. Without the e-mail fields, the vendor re-sends the receipt with the settings of the earlier e-mail. The e

Details

• Version: 1.24.3
• Transports: streamable-http
• Uptime (7 days): 100%
• Median latency: 455 ms
• First indexed: 2026-11-01T10:06:27.989Z
• Last seen in registry: 2026-11-11T00:17:35.224Z
• Repository: https://github.com/m190/usefulapi-mcp
• Website: https://usefulapi.io/szamlazz-hu/

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• API base: https://api.lookupd.com
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