diff --git a/shell/AIShell.Integration/AIShell.psd1 b/shell/AIShell.Integration/AIShell.psd1
index d9dd85e0..d1419cde 100644
--- a/shell/AIShell.Integration/AIShell.psd1
+++ b/shell/AIShell.Integration/AIShell.psd1
@@ -1,7 +1,7 @@
 @{
     RootModule = 'AIShell.psm1'
     NestedModules = @("AIShell.Integration.dll")
-    ModuleVersion = '1.0.2'
+    ModuleVersion = '1.0.3'
     GUID = 'ECB8BEE0-59B9-4DAE-9D7B-A990B480279A'
     Author = 'Microsoft Corporation'
     CompanyName = 'Microsoft Corporation'
@@ -13,5 +13,5 @@
     VariablesToExport = '*'
     AliasesToExport = @('aish', 'askai', 'fixit')
     HelpInfoURI = 'https://aka.ms/aishell-help'
-    PrivateData = @{ PSData = @{ Prerelease = 'preview2'; ProjectUri = 'https://github.com/PowerShell/AIShell' } }
+    PrivateData = @{ PSData = @{ Prerelease = 'preview3'; ProjectUri = 'https://github.com/PowerShell/AIShell' } }
 }
diff --git a/shell/agents/AIShell.OpenAI.Agent/GPT.cs b/shell/agents/AIShell.OpenAI.Agent/GPT.cs
index 1be279ac..d5db24b3 100644
--- a/shell/agents/AIShell.OpenAI.Agent/GPT.cs
+++ b/shell/agents/AIShell.OpenAI.Agent/GPT.cs
@@ -35,7 +35,7 @@ public class GPT
     public string SystemPrompt { set; get; }
 
     [JsonConverter(typeof(JsonStringEnumConverter<AuthType>))]
-    public AuthType AuthType { set; get; } = AuthType.ApiKey;
+    public AuthType AuthType { set; get; }
 
     public GPT(
         string name,
@@ -80,7 +80,7 @@ public GPT(
         }
 
         // EntraID authentication is only supported for Azure OpenAI
-        if (AuthType == AuthType.EntraID && Type != EndpointType.AzureOpenAI)
+        if (AuthType is AuthType.EntraID && Type is not EndpointType.AzureOpenAI)
         {
             throw new InvalidOperationException("EntraID authentication is only supported for Azure OpenAI service.");
         }
@@ -165,14 +165,14 @@ private void ShowEndpointInfo(IHost host)
                     new(label: "  Endpoint", m => m.Endpoint),
                     new(label: "  Deployment", m => m.Deployment),
                     new(label: "  Model", m => m.ModelName),
-                    new(label: "  Auth Type", m => m.AuthType.ToString()),
+                    new(label: "  AuthType", m => m.AuthType.ToString()),
                 },
 
             EndpointType.OpenAI =>
                 [
                     new(label: "  Type", m => m.Type.ToString()),
                     new(label: "  Model", m => m.ModelName),
-                    new(label: "  Auth Type", m => m.AuthType.ToString()),
+                    new(label: "  AuthType", m => m.AuthType.ToString()),
                 ],
 
             EndpointType.CompatibleThirdParty =>
@@ -180,7 +180,7 @@ private void ShowEndpointInfo(IHost host)
                     new(label: "  Type", m => m.Type.ToString()),
                     new(label: "  Endpoint", m => m.Endpoint),
                     new(label: "  Model", m => m.ModelName),
-                    new(label: "  Auth Type", m => m.AuthType.ToString()),
+                    new(label: "  AuthType", m => m.AuthType.ToString()),
                 ],
 
             _ => throw new UnreachableException(),
diff --git a/shell/shell.common.props b/shell/shell.common.props
index 4e26a76e..cabab2c5 100644
--- a/shell/shell.common.props
+++ b/shell/shell.common.props
@@ -8,7 +8,7 @@
     <TargetFramework>net8.0</TargetFramework>
     <ImplicitUsings>enable</ImplicitUsings>
     <LangVersion>12.0</LangVersion>
-    <Version>1.0.0-preview.2</Version>
+    <Version>1.0.0-preview.3</Version>
 
     <TreatWarningsAsErrors>true</TreatWarningsAsErrors>
     <AllowUnsafeBlocks>true</AllowUnsafeBlocks>