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

# OpenAPI Specification

> Download the OpenAPI specification file to import into Postman, Insomnia, or other API clients

## Download OpenAPI Specification

You can download our OpenAPI specification file to import it into your favorite API client like Postman, Insomnia, or any other tool that supports OpenAPI 3.0.

<Card title="Download OpenAPI JSON" icon="download" href="https://api.wizcommerce.com/openapi.json" target="_blank">
  Click here to download the OpenAPI specification file
</Card>

## How to Import into Postman

1. **Open Postman**: Launch the Postman application
2. **Import**: Click on the "Import" button in the top left corner
3. **Choose your method**:
   * **From URL**: Select "Link" tab and paste: `https://api.wizcommerce.com/openapi.json`
   * **From File**: Click "Upload Files" and select the downloaded `openapi.json` file
4. **Import**: Click "Continue" and then "Import"

After importing, you'll have a complete collection of all WizCommerce API endpoints ready to test.

## How to Import into Other Tools

### Insomnia

1. In Insomnia, click on "Create" → "Import From"
2. **Choose your method**:
   * **From URL**: Select "URL" and paste: `https://api.wizcommerce.com/openapi.json`
   * **From File**: Select "File" and choose the downloaded `openapi.json` file
3. Click "Fetch and Import" (URL) or "Scan" then "Import" (File)

### Swagger UI

1. Go to [Swagger Editor](https://editor.swagger.io/)
2. Click "File" → "Import"
3. **Choose your method**:
   * **From URL**: Select "Import URL" and enter: `https://api.wizcommerce.com/openapi.json`
   * **From File**: Select "Import file" and choose the downloaded `openapi.json` file
4. The API documentation will load with an interactive interface

## What's Included

The OpenAPI specification includes:

* All API endpoints with their request/response schemas
* Authentication requirements
* Parameter descriptions
* Response status codes and error messages
* Data models and schemas

## API Base URL

When testing with the OpenAPI file, make sure to configure the correct base URL:

* **Base URL**: `https://api.wizcommerce.com`

<Note>
  Don't forget to add your API key in the authentication headers! See the [Authentication guide](/knowledge/api-key) for details.
</Note>

## Quick Start with Postman

For the fastest setup:

1. Open Postman
2. Click "Import" → "Link"
3. Paste: `https://api.wizcommerce.com/openapi.json`
4. Click "Import"
5. Set your API key in the collection's Authorization tab
6. Start making requests!

***

Need help? Contact our [support team](mailto:help@wizcommerce.com).