diff --git a/Constants/XAiModelProviderType.cs b/Constants/XAiModelProviderType.cs
index b7cb76e..5980f17 100644
--- a/Constants/XAiModelProviderType.cs
+++ b/Constants/XAiModelProviderType.cs
@@ -6,6 +6,7 @@ namespace xAiModels.Constants
     public enum XAiModelProviderType
     {
         None,
+        OpenAI,
         Ollama,
         DeepSeek,
         HuggingFace        
diff --git a/Extensions/XAiModelsExtensions.cs b/Extensions/XAiModelsExtensions.cs
index 0d4226a..70d87f3 100644
--- a/Extensions/XAiModelsExtensions.cs
+++ b/Extensions/XAiModelsExtensions.cs
@@ -1,3 +1,5 @@
+using System.Linq;
+using xAiModels.Models;
 using xCommons.Extensions;
 using xAiModels.Models.Dtos;
 using xAiModels.Models.Entities;
@@ -104,5 +106,71 @@ namespace xAiModels.Extensions
             //
             return result;
         }
+
+        /// <summary>
+        /// Validate a Model Descriptor ...
+        /// </summary>
+        /// <param name="source"></param>
+        /// <returns></returns>
+        public static bool IsValid(this XAiModelDescriptor source)
+        {
+            //
+            var result =
+                !source.IsNullOrDefault() &&
+                !source.Name.IsNullOrEmpty() &&
+                !source.Url.IsNullOrEmpty() &&
+                source.Url.IsValidUrl() &&
+                !source.LLM.IsNullOrEmpty() &&
+                source.Provider != Constants.XAiModelProviderType.None;
+
+            //
+            return result;
+        }
+
+        /// <summary>
+        /// Validate Specified Param ...
+        /// </summary>
+        /// <param name="source"></param>
+        /// <returns></returns>
+        public static bool IsValid(this XAiPromptParam source)
+        {
+            //
+            var result =
+                !source.IsNullOrDefault() &&
+                !source.Name.IsNullOrEmpty() &&
+                !source.Param.IsNullOrEmpty();
+
+            //
+            return result;
+        }
+
+        /// <summary>
+        /// Validate Specified Prompt ...
+        /// </summary>
+        /// <param name="source"></param>
+        /// <returns></returns>
+        public static bool IsValid(this XAiPromptDescriptor source)
+        {
+            //
+            var result =
+                !source.IsNullOrDefault() &&
+                !source.Name.IsNullOrEmpty() &&
+                !source.Template.IsNullOrEmpty();
+            if (!result)
+            {
+                return result;
+            }
+
+            //
+            if (source.Params.HasChild())
+            {
+                result =
+                    result &&
+                    source.Params.All(x => x.IsValid());
+            }
+
+            //
+            return result;
+        }
     }
 }
\ No newline at end of file
diff --git a/Models/XAiPromptDescriptor.cs b/Models/XAiPromptDescriptor.cs
new file mode 100644
index 0000000..ee091b2
--- /dev/null
+++ b/Models/XAiPromptDescriptor.cs
@@ -0,0 +1,49 @@
+namespace xAiModels.Models
+{
+    /// <summary>
+    /// Describe Specified Prompt ...
+    /// </summary>
+    public class XAiPromptDescriptor
+    {
+        /// <summary>
+        /// Prompt Name ...
+        /// </summary>
+        public string Name { get; set; }
+
+        /// <summary>
+        /// Prompt Template ... 
+        /// </summary>
+        public string Template { get; set; }
+
+        /// <summary>
+        /// Prompt Description ...
+        /// </summary>
+        public string Description { get; set; }
+
+        /// <summary>
+        /// Prompt Template Params ...
+        /// </summary>
+        public XAiPromptParam[] Params { get; set; } = [];
+    }
+
+    /// <summary>
+    /// Specified a Prompt Param ...
+    /// </summary>
+    public class XAiPromptParam
+    {
+        /// <summary>
+        /// Param Name ...
+        /// </summary>
+        public string Name { get; set; }
+
+        /// <summary>
+        /// Param Identifier ...
+        /// </summary>
+        public string Param { get; set; }
+
+        /// <summary>
+        /// Parma Description ...
+        /// </summary>
+        public string Description { get; set; }
+    }
+}
\ No newline at end of file
diff --git a/xAiModels.csproj b/xAiModels.csproj
index 694cfd2..0b61ce5 100644
--- a/xAiModels.csproj
+++ b/xAiModels.csproj
@@ -20,8 +20,7 @@
 
     <!-- Icon Handling -->
     <ItemGroup>
-        <None Include="../../Documents/Resources/Images/favicon.png" Link="icon.png" Pack="true"
-            PackagePath="\icon.png" />
+        <None Include="../../Documents/Resources/Images/favicon.png" Link="icon.png" Pack="true" PackagePath="\icon.png" />
     </ItemGroup>
 
     <!-- Local Modules -->
@@ -36,7 +35,9 @@
 
     <!-- Dependencies -->
     <ItemGroup>
+        <PackageReference Include="OpenAI" Version="2.14.0" />
         <PackageReference Include="Microsoft.Extensions.AI" Version="10.4.1" />
+        <PackageReference Include="Microsoft.Extensions.AI.OpenAI" Version="10.10.0" />
     </ItemGroup>
 
     <!-- For XML Documentation Support -->