# Using ModelVerse API in Open WebUI

## About Open WebUI

Open WebUI (https://github.com/open-webui/) is a web-based user interface suitable for enterprise internal deployment.

It runs a local service on your computer and generates an internal network URL, allowing employees within the organization to access it. Open WebUI is feature-rich, supporting multi-user management, function calling, RAG (Retrieval-Augmented Generation), and web search capabilities.

## Configuration Steps

Follow the steps below to configure and use ModelVerse API services in Open WebUI.

### Step 1: Get Your API Key

First, you need to [click here to obtain your API Key](https://astraflow.ucloud-global.com/en-us/modelverse/api-keys).

### Step 2: Configure Open WebUI

1. Log in to Open WebUI, click the user avatar in the bottom-left corner, and select **Settings**.  
   ![Enter Settings](https://cdn.udelivrs.com/2026/04/2c0258fedb0c71d5507d23c71433bab8_1776317853105.png)

2. In the settings menu, click **Admin Settings**.  
   ![Admin Settings](https://cdn.udelivrs.com/2026/04/c49a580fac34e02611896f94cc4aaa15_1776317853089.png)

3. On the admin settings page, click **External Connections**, then click the **+** button to add a new external model service.  
   ![External Connections](https://cdn.udelivrs.com/2026/04/ec4ff0a45e9e50e5fe11a29eb05cb8a2_1776317853094.png)

4. In the pop-up form, fill in the following information:
   * **Base URL**: `https://api-us-ca.umodelverse.ai/v1`
   * **API Key**: Paste the API Key obtained in Step 1

   After filling in the information, Open WebUI will automatically fetch the available models.  
   ![Add UCloud ModelVerse Service](https://cdn.udelivrs.com/2026/04/b3f55ba4f41dc2ba6175a9bbc537131c_1776317853085.png)

### Step 3: Start Chatting

After configuration, you will see the models from ModelVerse in the model selection list. Select any model to start chatting.

![Start Chatting](https://cdn.udelivrs.com/2026/04/826ee1fcc093a4bb8a4cb4ce379940b8_1776317853100.png)