diff --git a/src/Assistants.Tests/HarnessTests.cs b/src/Assistants.Tests/HarnessTests.cs
index 3c68086..86815c6 100644
--- a/src/Assistants.Tests/HarnessTests.cs
+++ b/src/Assistants.Tests/HarnessTests.cs
@@ -2,8 +2,8 @@
 
 using Microsoft.Extensions.Logging;
 using Microsoft.SemanticKernel;
-using Microsoft.SemanticKernel.Plugins.Core;
 using SemanticKernel.Assistants;
+using SemanticKernel.Assistants.Tests.Plugins;
 using System.Threading.Tasks;
 using Xunit.Abstractions;
 
diff --git a/src/Assistants.Tests/Plugins/MathPlugin.cs b/src/Assistants.Tests/Plugins/MathPlugin.cs
new file mode 100644
index 0000000..4cdc4df
--- /dev/null
+++ b/src/Assistants.Tests/Plugins/MathPlugin.cs
@@ -0,0 +1,182 @@
+using Microsoft.SemanticKernel;
+using System.ComponentModel;
+
+namespace SemanticKernel.Assistants.Tests.Plugins;
+
+/// <summary>
+/// MathPlugin provides a set of functions to make Math calculations.
+/// </summary>
+public sealed class MathPlugin
+{
+    [KernelFunction]
+    [Description("Adds two numbers. This takes only 2 numbers.")]
+    [return: Description("The summation of the numbers.")]
+    public static double Add(
+       [Description("The first number to add")] double number1,
+       [Description("The second number to add")] double number2)
+    {
+        return number1 + number2;
+    }
+
+    [KernelFunction]
+    [Description("Subtracts two numbers. This takes only 2 numbers.")]
+    [return: Description("The difference between the minuend and subtrahend.")]
+    public static double Subtract(
+        [Description("The minuend")] double number1,
+        [Description("The subtrahend")] double number2)
+    {
+        return number1 - number2;
+    }
+
+    [KernelFunction]
+    [Description("Multiplies two numbers. This takes only 2 numbers.")]
+    [return: Description("The product of the numbers.")]
+    public static double Multiply(
+        [Description("The first number to multiply")] double number1,
+        [Description("The second number to multiply")] double number2)
+    {
+        return number1 * number2;
+    }
+
+    [KernelFunction]
+    [Description("Divides two numbers. This takes only 2 numbers.")]
+    [return: Description("The quotient of the dividend and divisor.")]
+    public static double Divide(
+        [Description("The dividend")] double number1,
+        [Description("The divisor")] double number2)
+    {
+        return number1 / number2;
+    }
+
+    [KernelFunction]
+    [Description("Gets the remainder of two numbers. This takes only 2 numbers.")]
+    [return: Description("The remainder of the dividend and divisor.")]
+    public static double Modulo(
+        [Description("The dividend")] double number1,
+        [Description("The divisor")] double number2)
+    {
+        return number1 % number2;
+    }
+
+    [KernelFunction]
+    [Description("Gets the absolute value of a number.")]
+    [return: Description("The absolute value of the number.")]
+    public static double Abs(
+        [Description("The number")] double number1)
+    {
+        return System.Math.Abs(number1);
+    }
+
+    [KernelFunction]
+    [Description("Gets the ceiling of a single number.")]
+    [return: Description("The ceiling of the number.")]
+    public static double Ceil(
+        [Description("The number")] double number1)
+    {
+        return System.Math.Ceiling(number1);
+    }
+
+    [KernelFunction]
+    [Description("Gets the floor of a single number.")]
+    [return: Description("The floor of the number.")]
+    public static double Floor(
+        [Description("The number")] double number1)
+    {
+        return System.Math.Floor(number1);
+    }
+
+    [KernelFunction]
+    [Description("Gets the maximum of two numbers. This takes only 2 numbers.")]
+    [return: Description("The maximum of the two numbers.")]
+    public static double Max(
+        [Description("The first number")] double number1,
+        [Description("The second number")] double number2)
+    {
+        return System.Math.Max(number1, number2);
+    }
+
+    [KernelFunction]
+    [Description("Gets the minimum of two numbers. This takes only 2 numbers.")]
+    [return: Description("The minimum of the two numbers.")]
+    public static double Min(
+        [Description("The first number")] double number1,
+        [Description("The second number")] double number2)
+    {
+        return System.Math.Min(number1, number2);
+    }
+
+    [KernelFunction]
+    [Description("Gets the sign of a number.")]
+    [return: Description("The sign of the number.")]
+    public static double Sign(
+        [Description("The number")] double number1)
+    {
+        return System.Math.Sign(number1);
+    }
+
+    [KernelFunction]
+    [Description("Gets the square root of a number.")]
+    [return: Description("The square root of the number.")]
+    public static double Sqrt(
+        [Description("The number")] double number1)
+    {
+        return System.Math.Sqrt(number1);
+    }
+
+    [KernelFunction]
+    [Description("Gets the sine of a number.")]
+    [return: Description("The sine of the number.")]
+    public static double Sin(
+        [Description("The number")] double number1)
+    {
+        return System.Math.Sin(number1);
+    }
+
+    [KernelFunction]
+    [Description("Gets the cosine of a number.")]
+    [return: Description("The cosine of the number.")]
+    public static double Cos(
+        [Description("The number")] double number1)
+    {
+        return System.Math.Cos(number1);
+    }
+
+    [KernelFunction]
+    [Description("Gets the tangent of a number.")]
+    [return: Description("The tangent of the number.")]
+    public static double Tan(
+        [Description("The number")] double number1)
+    {
+        return System.Math.Tan(number1);
+    }
+
+    [KernelFunction]
+    [Description("Raises a number to a power.")]
+    [return: Description("The number raised to the power.")]
+    public static double Pow(
+        [Description("The number")] double number1,
+        [Description("The power")] double number2)
+    {
+        return System.Math.Pow(number1, number2);
+    }
+
+    [KernelFunction]
+    [Description("Gets the natural logarithm of a number.")]
+    [return: Description("The natural logarithm of the number.")]
+    public static double Log(
+        [Description("The number")] double number1,
+        [Description("The base of the logarithm")] double number2 = 10)
+    {
+        return System.Math.Log(number1, number2);
+    }
+
+    [KernelFunction]
+    [Description("Gets a rounded number.")]
+    [return: Description("The rounded number.")]
+    public static double Round(
+        [Description("The number")] double number1,
+        [Description("The number of digits to round to")] int number2 = 0)
+    {
+        return System.Math.Round(number1, number2);
+    }
+}
diff --git a/src/Assistants.Tests/SemanticKernel.Assistants.Tests.csproj b/src/Assistants.Tests/SemanticKernel.Assistants.Tests.csproj
index f6a950f..407621d 100644
--- a/src/Assistants.Tests/SemanticKernel.Assistants.Tests.csproj
+++ b/src/Assistants.Tests/SemanticKernel.Assistants.Tests.csproj
@@ -12,9 +12,7 @@
     <NoWarn>CS1591;SKEXP0001;SKEXP0050;SKEXP0060;SKEXP0061</NoWarn>
   </PropertyGroup>
 
-  <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|AnyCPU'">
-    <DefineConstants>$(DefineConstants);DISABLEHOST</DefineConstants>
-  </PropertyGroup>
+  <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|AnyCPU'" />
 
   <ItemGroup>
     <PackageReference Include="Microsoft.Extensions.Configuration" Version="8.0.0" />
diff --git a/src/Assistants/Extensions/ChatHistoryExtensions.cs b/src/Assistants/Extensions/ChatHistoryExtensions.cs
index 53e9806..ef82e41 100644
--- a/src/Assistants/Extensions/ChatHistoryExtensions.cs
+++ b/src/Assistants/Extensions/ChatHistoryExtensions.cs
@@ -8,7 +8,7 @@ internal static class ChatHistoryExtensions
     {
         public static void AddFunctionMessage(this ChatHistory chatHistory, string message, string functionName)
         {
-            chatHistory.AddMessage(new("function"), message, metadata: new Dictionary<string, object?>(1) { { OpenAIChatMessageContent.ToolCallsProperty, functionName } });
+            chatHistory.AddMessage(new("function"), message, metadata: new Dictionary<string, object?>(1) { { OpenAIChatMessageContent.ToolIdProperty, functionName } });
         }
     }
 }
diff --git a/src/Assistants/SemanticKernel.Assistants.csproj b/src/Assistants/SemanticKernel.Assistants.csproj
index 5b70d21..64e7ca0 100644
--- a/src/Assistants/SemanticKernel.Assistants.csproj
+++ b/src/Assistants/SemanticKernel.Assistants.csproj
@@ -21,9 +21,9 @@
     <PackageReference Include="Microsoft.Extensions.Configuration" Version="8.0.0" />
     <PackageReference Include="Microsoft.Extensions.Configuration.Abstractions" Version="8.0.0" />
     <PackageReference Include="Microsoft.Extensions.Logging" Version="8.0.0" />
-    <PackageReference Include="Microsoft.SemanticKernel" Version="1.0.0-rc4" />
-    <PackageReference Include="Microsoft.SemanticKernel.Abstractions" Version="1.0.0-rc4" />
-    <PackageReference Include="Microsoft.SemanticKernel.Core" Version="1.0.0-rc4" />
+    <PackageReference Include="Microsoft.SemanticKernel" Version="1.0.1" />
+    <PackageReference Include="Microsoft.SemanticKernel.Abstractions" Version="1.0.1" />
+    <PackageReference Include="Microsoft.SemanticKernel.Core" Version="1.0.1" />
     <PackageReference Include="Microsoft.SemanticKernel.Planners.Handlebars" Version="1.0.0-rc4" />
     <PackageReference Include="Microsoft.SemanticKernel.Planners.OpenAI" Version="1.0.0-rc4" />
     <PackageReference Include="xunit.extensibility.execution" Version="2.6.3" />