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Facturalia MCP by usefulapi MCP Server

answering

Facturalia MCP by usefulapi is answering right now. Last checked 11 min ago. It exposes 4 tools. Last commit 2 Nov 2026.

Create invoices and credit notes; check whether invoices are sent and paid in Facturalia.

Uptime history 21 hours of history
21 hours agonow
100.0%
Uptime 24h
77 of 77 checks
4
Tools
read from the server
175 ms
Response time
average over 24h
1
Stars
last commit 2 Nov 2026

What changed 1

Every tool that appeared, vanished or quietly changed what it asks for. Recorded since 2 November 2026. No other catalogue keeps this.

2 Nov a tool changed version

Nothing serious here today

Today is the operative word: we check Facturalia 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.

Three servers free · no card

Connect this server

Endpoint below is the one we actually reach during checks — not the one copied from a README. Last verified 11 min ago.

run in your terminal
claude mcp add facturalia --transport http https://facturalia.usefulapi.io/mcp
Settings → Connectors → Add custom connector, then paste this address
https://facturalia.usefulapi.io/mcp
~/.codex/config.toml
[mcp_servers.facturalia]
url = "https://facturalia.usefulapi.io/mcp"
.cursor/mcp.json
{
  "mcpServers": {
    "facturalia": {
      "url": "https://facturalia.usefulapi.io/mcp"
    }
  }
}
.vscode/mcp.json
{
  "servers": {
    "facturalia": {
      "type": "http",
      "url": "https://facturalia.usefulapi.io/mcp"
    }
  }
}

Available tools 4

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

facturalia
facturalia_create_credit_note
Create a credit note in the live Facturalia account from customer and line data. It creates a real document; it is not sent by e-mail (autosend is not offered). Send external_id so a retry does not create a second credit note. Facturalia API: POST /creditnotes/.
facturalia_create_invoice
Create a sales invoice in the live Facturalia account from customer and line data. It creates a real invoice that counts toward the account's invoices; it is not sent by e-mail (autosend is not offered). Send external_id so a retry does not create a second invoice. Facturalia API: POST /invoices/.
facturalia_get_credit_note_status
Get the paid status of one credit note by its number. Facturalia API: GET /creditnotes/status/?number=.
facturalia_get_invoice_status
Get the sent and paid status of one invoice by its number. Facturalia API: GET /invoices/status/?number=.

Endpoints

URLTransportStateLatencyChecked
https://facturalia.usefulapi.io/mcp streamable-http answering 73 ms 11 min ago

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Facturalia MCP by usefulapi — questions

Answers built from our own checks of this server.

What can Facturalia MCP by usefulapi do?
It exposes 4 tools, read directly from the server on our last check. Among them: facturalia_create_credit_note, facturalia_create_invoice, facturalia_get_credit_note_status, facturalia_get_invoice_status. 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 Facturalia MCP by usefulapi working right now?
We send a real MCP handshake every 15 minutes. Over the last 24 hours 77 of 77 checks got a reply (100.0%), average response time 175 ms. The bar chart above shows every period we have measured.
How do I connect Facturalia MCP by usefulapi?
Copy the ready config from this page. We generate it for Claude Code, Claude Desktop, Codex, Cursor and VS Code, each in the form that client actually reads. It is a remote server, so there is nothing to install — the client connects to the address.
Does Facturalia MCP by usefulapi need an API key?
No. Facturalia MCP by usefulapi completed a full MCP handshake with us as an anonymous client and listed its tools without asking for anything. All 4 of them are readable on this page. This is what we observed, not what the docs claim.
How fast is Facturalia MCP by usefulapi?
It answers our handshake in 175 ms on average, which is faster than 77% of all working MCP servers we measure. That puts it in the quick quarter of the ecosystem. The comparison comes from our own checks across the whole registry, every 15 minutes.
Is Facturalia MCP by usefulapi open source?
The code is open source: it is published under the MIT licence, written in JavaScript, 1 stars on GitHub and 1 open issue. The licence covers the code in the repository, not the hosted service at facturalia.usefulapi.io, which runs on its operator's own terms.