# Biurko Muse connector

From musedirectory.ai, the independent directory of Meta Muse connectors. Not affiliated with Meta.

## Biurko

Issue, send and file invoices with Polish KSeF e-invoicing integration

- Record: https://musedirectory.ai/connector/biurko
- Category: Finance & Bills
- Developer: Biurko (https://biurko.io)
- Muse status: Extra setup. Not in Muse's Connectors list yet. Muse can still use it: its page gives you a request to paste into Muse.
- Health: Working, sign-in needed, 1010ms, checked 2026-09-28T08:31:24Z
- Endpoint: https://app.biurko.io/mcp
- Auth: Sign in with your account; Pricing: unknown
- Screening: Screened, no issues found (2026-09-25T00:36:30Z)
- Source: Found in the official MCP Registry (io.biurko/biurko) https://registry.modelcontextprotocol.io/v0/servers?search=io.biurko%2Fbiurko

Connects to Biurko's Polish invoicing platform to help small businesses issue invoices, send them electronically, settle payments, and file documents with KSeF tax authorities.

Example request: "Create and send an invoice to a customer and file it with Polish tax authorities"

How to connect: Biurko is not in Muse's Connectors list yet, and it needs you to sign in with your Biurko account. Apps that need this kind of sign-in usually cannot be used from a Muse chat yet. Follow it here and we will tell you when it reaches Muse.

Screening checks:
- MCP handshake: pass (Requires sign-in (publishes OAuth metadata))
- Domain against threat feeds (Cloudflare security DNS): pass (app.biurko.io, biurko.io not flagged)
- Published packages against the OSV malicious-package database: n/a (No npm or PyPI package published)
- Hidden instructions or invisible characters in tool text: n/a (Tools are behind sign-in)
- Inputs asking for passwords, card numbers or seed phrases: n/a (Tools are behind sign-in)
- Domain and redirects: pass (No redirects off the domain)
- AI review of purpose and tool behavior: pass (No concerns)