diff --git a/Directory.Build.props b/Directory.Build.props
index 55bbaaf06..682c0f85d 100644
--- a/Directory.Build.props
+++ b/Directory.Build.props
@@ -18,7 +18,7 @@
     <DotNetExtensionsVersion>9.0.3</DotNetExtensionsVersion>
     <OpenTelemetryVersion>1.11.1</OpenTelemetryVersion>
     <TestContainersVersion>4.3.0</TestContainersVersion>
-    <MEAIVersion>9.3.0-preview.1.25161.3</MEAIVersion>
+    <MEAIVersion>9.4.0-preview.1.25207.5</MEAIVersion>
     <IsPackable>false</IsPackable>
 
     <RepoRoot>$(MSBuildThisFileDirectory)</RepoRoot>
diff --git a/Directory.Packages.props b/Directory.Packages.props
index 3fddd7905..6baff2745 100644
--- a/Directory.Packages.props
+++ b/Directory.Packages.props
@@ -61,7 +61,7 @@
   <ItemGroup Label="Integration Packages">
     <PackageVersion Include="Azure.Provisioning.AppContainers" Version="1.0.0" />
     <PackageVersion Include="JsonSchema.Net" Version="7.3.3" />
-    <PackageVersion Include="OllamaSharp" Version="5.1.7" />
+    <PackageVersion Include="OllamaSharp" Version="5.1.12" />
     <PackageVersion Include="OpenFeature.Contrib.GOFeatureFlag" Version="0.2.0" />
     <PackageVersion Include="MassTransit" Version="8.4.0" />
     <PackageVersion Include="MassTransit.ActiveMQ" Version="8.4.0" />
diff --git a/examples/ollama/CommunityToolkit.Aspire.Hosting.Ollama.Web/Components/Pages/Home.razor b/examples/ollama/CommunityToolkit.Aspire.Hosting.Ollama.Web/Components/Pages/Home.razor
index 8df343793..3abe4b3f3 100644
--- a/examples/ollama/CommunityToolkit.Aspire.Hosting.Ollama.Web/Components/Pages/Home.razor
+++ b/examples/ollama/CommunityToolkit.Aspire.Hosting.Ollama.Web/Components/Pages/Home.razor
@@ -14,13 +14,13 @@
         <div>
             <label>
                 <InputRadio Value="ServiceKeys.Phi3" />
-                @(OllamaClient1.GetService<ChatClientMetadata>()?.ModelId)
+                @(OllamaClient1.GetService<ChatClientMetadata>()?.DefaultModelId)
             </label>
         </div>
         <div>
             <label>
                 <InputRadio Value="ServiceKeys.Llama" />
-                @(OllamaClient2.GetService<ChatClientMetadata>()?.ModelId)
+                @(OllamaClient2.GetService<ChatClientMetadata>()?.DefaultModelId)
             </label>
         </div>
     </InputRadioGroup>
diff --git a/examples/ollama/CommunityToolkit.Aspire.Hosting.Ollama.Web/Program.cs b/examples/ollama/CommunityToolkit.Aspire.Hosting.Ollama.Web/Program.cs
index 33e3f3d40..1f56018a6 100644
--- a/examples/ollama/CommunityToolkit.Aspire.Hosting.Ollama.Web/Program.cs
+++ b/examples/ollama/CommunityToolkit.Aspire.Hosting.Ollama.Web/Program.cs
@@ -12,8 +12,8 @@
 
 builder.Services.AddOutputCache();
 
-builder.AddOllamaApiClient(ServiceKeys.Phi3).AddChatClient();
-builder.AddOllamaApiClient(ServiceKeys.Llama).AddChatClient();
+builder.AddKeyedOllamaApiClient(ServiceKeys.Phi3).AddKeyedChatClient();
+builder.AddKeyedOllamaApiClient(ServiceKeys.Llama).AddKeyedChatClient();
 
 var app = builder.Build();
 
diff --git a/tests/CommunityToolkit.Aspire.OllamaSharp.Tests/OllamaApiClientTests.cs b/tests/CommunityToolkit.Aspire.OllamaSharp.Tests/OllamaApiClientTests.cs
index 775945666..bcb143e91 100644
--- a/tests/CommunityToolkit.Aspire.OllamaSharp.Tests/OllamaApiClientTests.cs
+++ b/tests/CommunityToolkit.Aspire.OllamaSharp.Tests/OllamaApiClientTests.cs
@@ -140,8 +140,8 @@ public void RegisteringChatClientAndEmbeddingGeneratorReturnsCorrectModelForServ
         var chatClient = host.Services.GetRequiredService<IChatClient>();
         var embeddingGenerator = host.Services.GetRequiredService<IEmbeddingGenerator<string, Embedding<float>>>();
 
-        Assert.Equal("Chat", chatClient.GetService<ChatClientMetadata>()?.ModelId);
-        Assert.Equal("Embedding", embeddingGenerator.GetService<EmbeddingGeneratorMetadata>()?.ModelId);
+        Assert.Equal("Chat", chatClient.GetService<ChatClientMetadata>()?.DefaultModelId);
+        Assert.Equal("Embedding", embeddingGenerator.GetService<EmbeddingGeneratorMetadata>()?.DefaultModelId);
     }
 
     [Fact]