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# Install Zuora MCP server in ChatGPT

> Learn how to install and configure the Zuora Remote MCP Server as a custom connector in ChatGPT using OAuth authentication.

Learn how to install and configure the Zuora Remote MCP Server as a custom connector in ChatGPT using OAuth authentication.

* Access to Developer mode in ChatGPT. To enable it, in ChatGPT, navigate to **Settings** > **Apps** > **Advanced Settings**, and then switch **Developer mode** on. Developer mode lets you add custom connectors.
* The MCP server URL for your Zuora environment. For the list of environment-specific URLs, see the prerequisites tab.
* An OAuth 2.0 client (client ID and client secret) created in Zuora OneID.

Complete the following steps to add the Zuora Remote MCP Server as a custom connector in ChatGPT.

In ChatGPT, navigate to **Settings** > **Apps**, and then click **Create App** in the **Advanced Settings** section.

Configure the app fields as follows:

1. In the **Name** field, enter a name of your choice for the MCP connection.
2. In the **Description** field, enter a description of your choice.
3. In the **MCP Server URL** field, enter the MCP server endpoint for your Zuora environment. For the list of endpoints, see the first tab.
4. From the **Authentication** list, select **OAuth**.
5. From the **Client Registration Method** list, select **User-Defined OAuth Client**.
6. Copy the **Callback URL** that ChatGPT dynamically generates, and use it to create OAuth 2.0 credentials in Zuora OneID.
7. In the **OAuth Client ID** field, enter the client ID generated for your Zuora OAuth 2.0 credentials.
8. In the **OAuth Client Secret** field, enter the client secret generated for your Zuora OAuth 2.0 credentials.
9. From the **Token endpoint auth method** list, select `client_secret_post`.
10. In the **Auth URL** field, enter `https://one.zuora.com/oauth2/authorize`.
11. In the **Token URL** field, enter `https://one.zuora.com/oauth2/token`.
12. Leave the **Registration URL** field empty.
13. In the **Authorization server base** field, enter the same value as the MCP Server URL.
14. In the **Resource** field, enter the same value as the MCP Server URL.
15. Clear the **OIDC enabled** checkbox.

Click **Create**.

Complete the authorization flow in OneID to finish the connector setup.

The Zuora Remote MCP Server is configured as a custom connector in ChatGPT and is ready to use.