Refine Sentinel MCP connector docs

Add a dedicated 'Add a Microsoft Entra application' subsection and clarify prerequisites to reference ChatGPT or Claude. Consolidate and reformat the create vs attach steps for ChatGPT and Claude, rename tab anchors for clarity, remove duplicated 'Use the custom connector' section, and apply minor formatting and ordering fixes to improve setup guidance.

Author: poliveria

articles/sentinel/datalake/sentinel-mcp-chatgpt-claude-connector.md

@@ -23,10 +23,11 @@ This article shows you how to enable and use a custom Microsoft Sentinel Model C
 ## Prerequisites
 Before configuring a Microsoft Sentinel MCP connector in ChatGPT or Claude, you must have the following prerequisites:
 - A ChatGPT Pro or a Claude Pro, Max, Team, or Enterprise plan subscription  
-- A Microsoft Entra application, which represents ChatGPT as a client
+- A Microsoft Entra application, which represents ChatGPT or Claude as a client; for more information, see [Add a Microsoft Entra application](#add-a-microsoft-entra-application)
 - [Microsoft Sentinel data lake](sentinel-lake-onboarding.md)
 - Tenant-level administrative privileges
 
+### Add a Microsoft Entra application
 To add a Microsoft Entra application, follow these steps:
 1. Open your tenant's [Microsoft Entra admin center](https://entra.microsoft.com/), go to **App registrations**, and then select **New registration**. 
 1. On **Register an application**, enter a friendly user-facing **Name** for the app.
@@ -49,17 +50,19 @@ To add a Microsoft Entra application, follow these steps:
 1. Copy the **Value** and save it in a secure manner. This value disappears once you navigate away from the page. 
 1. Go back to your app's **Overview** page and copy its **Application (client) ID**. 
 
-## Create a custom Microsoft Sentinel MCP connector
+## Create and use a custom Microsoft Sentinel MCP connector
 
 
-To create a custom Microsoft Sentinel connector, follow these steps:
+To create and use a custom Microsoft Sentinel connector, follow these steps:
 
-### [For ChatGPT](#tab/for-chatgpt)
+### [ChatGPT](#tab/chatgpt)
 
 >[!NOTE]
 >- If you're using the ChatGPT desktop application, you must first complete this connector setup in the ChatGPT web version.
 >- For ChatGPT Enterprise, an administrator can roll out a connector to all users in that ChatGPT organization. 
 
+**To create a custom connector:**
+
 1. Turn on the ChatGPT developer mode. In ChatGPT, select your account icon, go to **Apps & connectors** > **Advanced Settings**, and toggle **Developer mode**. 
 1.	Go back to **Apps & connectors** and select **Create Connector**.
 1.	Provide the following required details:
@@ -68,7 +71,14 @@ To create a custom Microsoft Sentinel connector, follow these steps:
     - **Client ID:** The **Application (client) ID** of the Microsoft Entra application you created previously.
 1. When prompted, complete the OAuth consent flow. Once the MCP connector authenticates successfully, it appears in your ChatGPT connector list.
 
-### [For Claude](#tab/for-claude)
+**To attach and use the connector:**
+1.	Start a new chat in ChatGPT.
+1.	Select the **(+)** icon next to the message box.
+1.	Select **More** > **Microsoft Sentinel MCP Connector**. The connector's tools become available automatically, and ChatGPT can begin calling Sentinel operations on your behalf.
+
+### [Claude](tab/#claude)
+
+**To create a custom connector:**
 
 1. Go to https://claude.ai/customize/connectors, to create a new custom connector. Select the **+** icon and choose **Add a custom connector**. 
 1. Provide the following required details: 
@@ -80,19 +90,7 @@ To create a custom Microsoft Sentinel connector, follow these steps:
 1. Select the MCP connector and choose **Connect**. 
 1. Select **Configure** to determine which tools to allow for your environment. 
 
----
-
-## Use the custom Microsoft Sentinel MCP connector in a chat
-
-To attach and use a Microsoft Sentinel connector, follow these steps:
-
-### [In ChatGPT](tab/#in-chatgpt)
-
-1.	Start a new chat in ChatGPT.
-1.	Select the **(+)** icon next to the message box.
-1.	Select **More** > **Microsoft Sentinel MCP Connector**. The connector's tools become available automatically, and ChatGPT can begin calling Sentinel operations on your behalf.
-
-### [In Claude](tab/#in-claude)
+**To attach and use the connector:**
 
 Start a new chat in Claude. The connector tools become available automatically, and Claude can begin calling Microsoft Sentinel operations on your behalf. 
 
@@ -101,6 +99,7 @@ Start a new chat in Claude. The connector tools become available automatically,
 
 ---
 
+
 ## Related content
 - [Get started with Microsoft Sentinel MCP server](sentinel-mcp-get-started.md)
 - [Tool collection in Microsoft Sentinel MCP server](sentinel-mcp-tools-overview.md)