# Peculiar Systems Invoicein MCP server

Source: https://glimind.com/server/mcp-registry%2Fio.github.peculiar-systems%2Finvoicein
Registry id: `mcp-registry/io.github.peculiar-systems/invoicein`
Status: live (checked 2026-10-27T10:59:12.348Z)

## Verdict

Peculiar Systems Invoicein MCP server answered 99.95% of Glimind's liveness checks over 30 days, better than 34% of MCP servers, with 1003 ms median handshake and 3 outages in 90 days. Its agent-readiness grade is A (100/100) across 5 tools, costing an agent about 3,003 tokens to load. Checked every few minutes; no tool is ever called.

## Measurements (30 days)

| Metric | Value | Better than |
|---|---|---|
| Uptime, 30 days | 99.95% | 34% of MCP servers |
| Median handshake latency | 1003 ms | 18% of MCP servers |
| p95 handshake latency | 3242 ms | — |
| Checks in 30 days | 4,968 | — |
| Outages, 90 days | 3 | — |
| Median recovery | 7 min | — |
| Agent-readiness score | 100/100 (A) | 93% of MCP servers |
| Tools | 5 | — |
| Tool-list size for an agent | ~3,003 tokens | 45% of MCP servers |
| Days observed | 29 | — |

## Install

```json
{
  "mcpServers": {
    "peculiar-systems-invoicein-mcp-server": {
      "type": "http",
      "url": "https://invoicein-api.peculiar.systems/mcp"
    }
  }
}
```

Claude Code:

```sh
claude mcp add --transport http peculiar-systems-invoicein-mcp-server https://invoicein-api.peculiar.systems/mcp
```

## Tools (5)

- `invoice_to_csv`: Export one European e-invoice as a flat CSV table for a spreadsheet or a database import. Document columns: invoice id, type, issue and due date, currency, sell
- `invoice_to_datev`: Convert one received (purchase) e-invoice into a DATEV Buchungsstapel import file (EXTF format 700) for German bookkeeping in DATEV Kanzlei-Rechnungswesen or Un
- `invoice_to_html`: Render one European e-invoice as a self-contained, printable HTML page: header, seller and buyer, line items, VAT breakdown, totals and payment details in one l
- `read_invoice`: Parse one European or UAE (PINT AE) e-invoice into canonical EN 16931 JSON and validate it against the official rule sets in the same call. Use it when you need
- `validate_invoice`: Validate one European or UAE (PINT AE) e-invoice against the official rule sets (XSD, EN 16931, XRechnung, Peppol BIS, PINT AE, FatturaPA, KSeF, arithmetic) and

Measured by Glimind (https://glimind.com): MCP handshake + tool list only, no tool is ever called. CC BY 4.0.