last ...

Interfaces/IXAiServiceBase.cs

@@ -1,9 +1,10 @@
 using System;
-using System.Collections.Generic;
 using System.Net.Http;
 using System.Threading;
+using xAiModels.Models;
 using System.Threading.Tasks;
 using Microsoft.Extensions.AI;
+using System.Collections.Generic;
 
 namespace xAiApi.Interfaces
 {
@@ -12,6 +13,16 @@ namespace xAiApi.Interfaces
     /// </summary>
     public interface IXAiServiceBase : IDisposable
     {
+        /// <summary>
+        /// Chat Options ...
+        /// </summary>
+        ChatOptions Options { get; }
+
+        /// <summary>
+        /// Descriptor of Models which used in Service ...
+        /// </summary>
+        XAiModelDescriptor Descriptor { get; }
+
         /// <summary>
         /// Base Method for Communicate with LLM ...
         /// </summary>
@@ -37,9 +48,8 @@ namespace xAiApi.Interfaces
         /// <summary>
         /// Get LLM Client instance for Communicating with LLM ...
         /// </summary>
-        /// <param name="llm"></param>
         /// <returns></returns>
-        IChatClient GetClient(string llm = null);
+        IChatClient GetClient();
 
         /// <summary>
         /// Create Custom HttpClient for Communicating with LLM API ...

Interfaces/IXDefaultThinkingAiService.cs

@@ -0,0 +1,5 @@
+namespace xAiApi.Interfaces
+{
+    public interface IXDefaultThinkingAiService: IXAiServiceBase
+    { }
+}