Billomat MCP by usefulapi MCP Server

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answering

Billomat MCP by usefulapi is answering right now. Last checked 12 min ago. It exposes 34 tools. Last commit 12 Oct 2026.

Read Billomat clients, invoices, offers, credit notes, reminders; create clients and draft invoices.

Uptime history 5 hours of history

5 hours agonow

100.0%

Uptime 24h

17 of 17 checks

Tools

read from the server

208 ms

Response time

average over 24h

Stars

last commit 12 Oct 2026

Nothing serious here today

Today is the operative word: we check Billomat MCP by usefulapi every 15 minutes and re-read its code on every release. Watch it and you find out the day that stops being true.

Connect this server

Endpoint below is the one we actually reach during checks — not the one copied from a README. Last verified 12 min ago.

Claude Code Claude Desktop Codex Cursor VS Code

run in your terminal

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

~/Library/Application Support/Claude/claude_desktop_config.json

{
  "mcpServers": {
    "billomat": {
      "url": "https://billomat.usefulapi.io/mcp"
    }
  }
}

~/.codex/config.toml

[mcp_servers.billomat]
url = "https://billomat.usefulapi.io/mcp"

.cursor/mcp.json

{
  "mcpServers": {
    "billomat": {
      "url": "https://billomat.usefulapi.io/mcp"
    }
  }
}

.vscode/mcp.json

{
  "mcpServers": {
    "billomat": {
      "url": "https://billomat.usefulapi.io/mcp"
    }
  }
}

Available tools 34

Read directly from the server with tools/list, grouped by what they act on. If a tool disappears, we record the date.

billomat

billomat_add_invoice_item

WRITE: add one line item to an invoice that is still a DRAFT (Billomat refuses it for any other status). Does not complete or send the invoice.

billomat_create_article

WRITE: create a new article (product or service) with a price. Billomat assigns the article number.

billomat_create_client

WRITE: create a new client (customer) in Billomat. Billomat assigns the client number. Nothing is sent to the client. Check billomat_list_clients first to avoid duplicates.

billomat_create_draft_invoice

WRITE: create an invoice as a DRAFT (Entwurf) for a client, with optional line items. The invoice is NOT completed, has no number yet and is NOT sent; review and complete it in Billomat. Nothing is charged.

billomat_create_draft_offer

WRITE: create an offer (Angebot) as a DRAFT for a client, with optional line items. The offer is NOT completed, has no number yet and is NOT sent; review and complete it in Billomat.

billomat_get_article

Get one article with its prices, unit, tax and supplier.

billomat_get_client

Get one client with address, contact person, bank details, payment terms and revenue.

billomat_get_company

Show the own company data of the Billomat account (name, address, bank details, tax numbers, currency).

billomat_get_confirmation

Get one order confirmation.

billomat_get_credit_note

Get one credit note.

billomat_get_current_user

Show the Billomat user the API key belongs to (name, email, role and rights). Use it to check which rights the key has.

billomat_get_delivery_note

Get one delivery note.

billomat_get_incoming_invoice

Get one incoming invoice with amounts and open amount.

billomat_get_invoice

Get one invoice (status, totals, dates, client, payment terms). Its line items come from billomat_list_invoice_items.

billomat_get_offer

Get one offer (status, totals, validity, client).

billomat_get_reminder

Get one payment reminder.

billomat_get_supplier

Get one supplier with address and bank details.

billomat_invoice_totals

Invoice totals grouped by client, status, day, week, month or year (for example group_by=client,year). Takes the same filters as billomat_list_invoices. Read-only.

billomat_list_articles

List the articles (products and services) with prices, units and tax. Paged.

billomat_list_clients

List the clients (customers) of the account, filtered by name, number, email, contact person, country, note or tags. Paged.

billomat_list_confirmations

List order confirmations (Auftragsbestaetigungen), filtered by client, status (DRAFT, COMPLETED, CANCELED, CLEARED), number, date range or text. Paged.

billomat_list_credit_notes

List credit notes (Gutschriften), filtered by client, status (DRAFT, OPEN, PAID), date range or text. Paged.

billomat_list_delivery_notes

List delivery notes (Lieferscheine), filtered by client, status (DRAFT, CREATED), number, date range or text. Paged.

billomat_list_incoming_invoices

List incoming invoices (Eingangsrechnungen, from suppliers), filtered by supplier, status (OPEN, PAID, OVERDUE), number, date range, note or tags. Paged.

billomat_list_invoice_items

List the line items (positions) of one invoice.

billomat_list_invoice_payments

List the payments that were recorded on invoices (read-only), optionally for one invoice, a date range or payment types.

billomat_list_invoices

List invoices (Rechnungen), filtered by client, status (DRAFT, OPEN, PAID, OVERDUE, CANCELED), number, date range, text or tags. Paged; each invoice carries totals and the open amount.

billomat_list_offers

List offers (Angebote), filtered by client, status (DRAFT, OPEN, WON, LOST, CANCELED, CLEARED), number, date range or text. Paged.

billomat_list_recurring_invoices

List recurring invoices (Abo-Rechnungen): name, cycle (DAILY, WEEKLY, MONTHLY, YEARLY), client and next run. Paged.

billomat_list_reminders

List payment reminders (Mahnungen), filtered by client, status (DRAFT, OPEN, OVERDUE, PAID, CANCELED), invoice number, date range or text. Paged.

billomat_list_suppliers

List the suppliers of the account, filtered by name, email, contact person, country, note or tags. Paged.

billomat_list_taxes

List the tax rates (Steuersaetze) of the account, with the default one.

billomat_list_units

List the units (Einheiten) used for article and item quantities, optionally filtered by name.

billomat_update_client

WRITE: change fields of an existing client (only the fields you pass are changed; everything else stays). Read the client first with billomat_get_client. Nothing is sent to the client.

Endpoints

URL	Transport	State	Latency	Checked
https://billomat.usefulapi.io/mcp	streamable-http	answering	73 ms	12 min ago

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Billomat MCP by usefulapi — questions

Answers built from our own checks of this server.

What can Billomat MCP by usefulapi do?

It exposes 34 tools, read directly from the server on our last check. Among them: billomat_add_invoice_item, billomat_create_article, billomat_create_client, billomat_create_draft_invoice, billomat_create_draft_offer, billomat_get_article and 28 more. The full list with descriptions is on this page — we take it from the server itself via tools/list, not from a README. How MCP servers expose tools in the first place →

Is Billomat MCP by usefulapi working right now?

We send a real MCP handshake every 15 minutes. Over the last 24 hours 17 of 17 checks got a reply (100.0%), average response time 208 ms. The bar chart above shows every period we have measured.

How do I connect Billomat MCP by usefulapi?

Copy the ready config from this page — we generate it for Claude Code, Claude Desktop, Codex, Cursor and VS Code, each with the file path that client actually reads. It is a remote server, so there is nothing to install — the client connects to the address.

Does Billomat MCP by usefulapi need an API key?

No. Billomat MCP by usefulapi completed a full MCP handshake with us as an anonymous client and listed its tools without asking for anything. All 34 of them are readable on this page. This is what we observed, not what the docs claim.

How fast is Billomat MCP by usefulapi?

It answers our handshake in 208 ms on average, which is faster than 61% of all working MCP servers we measure. The comparison comes from our own checks across the whole registry, every 15 minutes.

Is Billomat MCP by usefulapi open source?

Yes — it is published under the MIT licence, written in JavaScript, 0 stars on GitHub and 1 open issue. The source link is on this page, so you can read exactly what it does with your data before you connect it.