README

Invoice Agent — MCP Server

Create German invoices (§14 UStG) via Claude or any MCP-compatible AI. Just describe the invoice in natural language.

What it does

Talk to Claude naturally:

"Create an invoice for Müller GmbH, 2 days consulting at €800/day"

→ Claude creates a §14 UStG compliant PDF invoice in seconds.

Tools available

Tool	Description
`create_invoice`	Create a new German invoice as PDF
`list_invoices`	List recent invoices with status
`create_offer`	Create a quote/offer (Angebot)
`get_invoice_status`	Check if an invoice was paid

Setup (Claude Desktop)

Get an API key at invoice.alpen-huettentouren.de/landing
Install dependencies:

pip install mcp httpx

Add to Claude Desktop (~/Library/Application Support/Claude/claude_desktop_config.json):

{
  "mcpServers": {
    "invoice-agent": {
      "command": "python3",
      "args": ["/path/to/invoice-agent-mcp/server.py"],
      "env": {
        "INVOICE_API_KEY": "axon_your_key_here"
      }
    }
  }
}

Restart Claude Desktop → the invoice tools are now available.

Example prompts

"Erstelle eine Rechnung für Cloudflake GmbH, 3 Stunden KI-Beratung à 200€"
"Show me my last 5 invoices"
"Create an offer for Stefan Kießling for a 2-day workshop at €1,600/day"
"Is invoice RE-2026-003 paid?"

Pricing

Plans starting at €9/month → Get started

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§14 UStG compliant invoice generation
Hosted on Hetzner (Germany 🇩🇪)

Invoice Agent MCP Server

README

Invoice Agent — MCP Server

What it does

Tools available

Setup (Claude Desktop)

Example prompts

Pricing

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