diff --git a/sample/Cnblogs.DashScope.Sample/Cnblogs.DashScope.Sample.csproj b/sample/Cnblogs.DashScope.Sample/Cnblogs.DashScope.Sample.csproj
index 6fcdad9..d8cdc9f 100644
--- a/sample/Cnblogs.DashScope.Sample/Cnblogs.DashScope.Sample.csproj
+++ b/sample/Cnblogs.DashScope.Sample/Cnblogs.DashScope.Sample.csproj
@@ -20,7 +20,7 @@
     </ItemGroup>
 
     <ItemGroup>
-      <PackageReference Include="Microsoft.Extensions.AI" Version="9.4.0-preview.1.25207.5" />
+      <PackageReference Include="Microsoft.Extensions.AI" Version="9.4.3-preview.1.25230.7" />
     </ItemGroup>
 
 </Project>
diff --git a/src/Cnblogs.DashScope.AI/Cnblogs.DashScope.AI.csproj b/src/Cnblogs.DashScope.AI/Cnblogs.DashScope.AI.csproj
index a92e8fc..a06683f 100644
--- a/src/Cnblogs.DashScope.AI/Cnblogs.DashScope.AI.csproj
+++ b/src/Cnblogs.DashScope.AI/Cnblogs.DashScope.AI.csproj
@@ -10,7 +10,7 @@
   </ItemGroup>
 
   <ItemGroup>
-    <PackageReference Include="Microsoft.Extensions.AI.Abstractions" Version="9.4.0-preview.1.25207.5" />
+    <PackageReference Include="Microsoft.Extensions.AI.Abstractions" Version="9.4.3-preview.1.25230.7" />
   </ItemGroup>
 
 </Project>
diff --git a/src/Cnblogs.DashScope.AI/DashScopeChatClient.cs b/src/Cnblogs.DashScope.AI/DashScopeChatClient.cs
index 11b86af..d85031b 100644
--- a/src/Cnblogs.DashScope.AI/DashScopeChatClient.cs
+++ b/src/Cnblogs.DashScope.AI/DashScopeChatClient.cs
@@ -1,4 +1,4 @@
-using System.Runtime.CompilerServices;
+using System.Runtime.CompilerServices;
 using System.Text.Json;
 using Cnblogs.DashScope.Core;
 using Cnblogs.DashScope.Sdk;
@@ -503,7 +503,8 @@ private IEnumerable<TextChatMessage> ToTextChatMessages(
                 RequiredChatToolMode required when string.IsNullOrEmpty(required.RequiredFunctionName) == false =>
                     ToolChoice.FunctionChoice(required.RequiredFunctionName),
                 _ => ToolChoice.AutoChoice
-            }
+            },
+            ParallelToolCalls = options.AllowMultipleToolCalls,
         };
     }
 
diff --git a/src/Cnblogs.DashScope.Core/ITextGenerationParameters.cs b/src/Cnblogs.DashScope.Core/ITextGenerationParameters.cs
index c32bb72..d7774f2 100644
--- a/src/Cnblogs.DashScope.Core/ITextGenerationParameters.cs
+++ b/src/Cnblogs.DashScope.Core/ITextGenerationParameters.cs
@@ -1,4 +1,4 @@
-namespace Cnblogs.DashScope.Core;
+namespace Cnblogs.DashScope.Core;
 
 /// <summary>
 /// The text generation options.
@@ -49,4 +49,9 @@ public interface ITextGenerationParameters
     /// Behavior when choosing tools.
     /// </summary>
     public ToolChoice? ToolChoice { get; }
+
+    /// <summary>
+    /// Whether to enable parallel tool calling
+    /// </summary>
+    public bool? ParallelToolCalls { get; }
 }
diff --git a/src/Cnblogs.DashScope.Core/TextGenerationParameters.cs b/src/Cnblogs.DashScope.Core/TextGenerationParameters.cs
index c5151f3..b6a6fe9 100644
--- a/src/Cnblogs.DashScope.Core/TextGenerationParameters.cs
+++ b/src/Cnblogs.DashScope.Core/TextGenerationParameters.cs
@@ -1,4 +1,4 @@
-namespace Cnblogs.DashScope.Core;
+namespace Cnblogs.DashScope.Core;
 
 /// <summary>
 /// The text generation options.
@@ -44,6 +44,9 @@ public class TextGenerationParameters : ITextGenerationParameters
     /// <inheritdoc />
     public ToolChoice? ToolChoice { get; set; }
 
+    /// <inheritdoc />
+    public bool? ParallelToolCalls { get; set; }
+
     /// <inheritdoc />
     public bool? IncrementalOutput { get; set; }
 }