> ## Documentation Index
> Fetch the complete documentation index at: https://developer.comstruct.com/llms.txt
> Use this file to discover all available pages before exploring further.

# Supplier connection

> Guide for suppliers to integrate with comstruct

## Overview

This guide explains how suppliers can integrate with comstruct to submit delivery notes and invoices automatically. By connecting to comstruct, suppliers can streamline logistics and provide real-time delivery information to their customers.

<Info>
  To get access to the comstruct API, contact your Customer Success Manager. Our team will help you get the most out of our API.
</Info>

## What suppliers can do

As a connected supplier you can:

* **Submit delivery notes automatically** from your systems
* **Upload invoices** for processing
* **Track delivery status** in real time
* **Integrate with various formats** (OpenTrans, PAHM, Q-Point, custom)

## Prerequisites

Before you begin, ensure you have:

1. An API key from comstruct
2. The right permissions on your API key:
   * `deliveries:write` – to create delivery notes
   * `invoices:write` – to submit invoices

For full details and examples, see the German version of this guide or contact [support@comstruct.com](mailto:support@comstruct.com).