---
title: "Free fixed-input validation or sample downloads"
method: GET
path: "/v1/demo"
tags: ["e-invoicing"]
---

# Free fixed-input validation or sample downloads

`GET /v1/demo`

## Request

- Base URL: `https://facturx.orvel.dev` (the document declares no server; this is the origin it was published from)
- URL: `https://facturx.orvel.dev/v1/demo`
- Auth: none declared

## Query parameters

- `sample` 'valid' | 'invalid' | 'downloads'

## Response `200`

Successful Response

- unknown

## Other responses

- `422`: Validation Error

---

[API](https://skmtc.dev/orvel/apis/factur-x-api.md) · [All operations](https://skmtc.dev/orvel/apis/factur-x-api/llms.txt) · [OpenAPI document](https://skmtc.dev/orvel/apis/factur-x-api/revisions/1dc1acc1104e?raw)