[EngSys] .NET 10 Migration

.github/CODEOWNERS

@@ -2,4 +2,4 @@
 # For more information, see https://docs.github.com/en/repositories/managing-your-repositorys-settings-and-features/customizing-your-repository/about-code-owners
 
 # The '*' pattern represents global owners.
-*    @joseharriaga @trrwilson @ShivangiReja
+*    @joseharriaga @christothes @ShivangiReja @jsquire

.github/workflows/codegen-validation.yml

@@ -20,7 +20,7 @@ jobs:
   validate-codegen:
     name: Validate Code Generation
     runs-on: ubuntu-latest
-    
+
     steps:
       - name: Checkout code
         uses: actions/checkout@v4
@@ -29,7 +29,7 @@ jobs:
         uses: actions/setup-node@v4
         with:
           node-version: '22.x'
-          
+
       - name: Setup .NET
         uses: actions/setup-dotnet@v4
         with:
@@ -41,14 +41,14 @@ jobs:
         run: |
           Write-Host "Running code generation validation..."
           ./scripts/Invoke-CodeGen.ps1 -Clean
-          
+
           if ($LASTEXITCODE -ne 0) {
             Write-Error "Code generation failed with exit code: $LASTEXITCODE"
             exit $LASTEXITCODE
           }
-          
+
           Write-Host "Code generation completed successfully!"
-          
+
       - name: Check for uncommitted changes
         run: |
           # Check if there are any changes to tracked files after code generation
@@ -60,24 +60,24 @@ jobs:
             git diff
             exit 1
           fi
-          
+
           # Also check for untracked files that might have been generated
           if [ -n "$(git ls-files --others --exclude-standard)" ]; then
             echo "::error::Code generation produced untracked files. Please review and commit them if they should be included."
             echo "Untracked files:"
             git ls-files --others --exclude-standard
             exit 1
           fi
-          
+
           echo "No uncommitted changes detected - code generation is up to date!"
-      
+
       - name: Run codegen visitor tests
         run: dotnet test codegen/generator/test/
           --configuration Release
           --logger "trx;LogFilePrefix=codegen"
           --results-directory ${{github.workspace}}/artifacts/test-results
           ${{ env.version_suffix_args}}
-      
+
       - name: Upload artifacts
         uses: actions/upload-artifact@v4
         if: ${{ !cancelled() }}

.github/workflows/live-test.yml

@@ -16,7 +16,12 @@ jobs:
     env:
       version_suffix_args: ${{ format('/p:VersionSuffix="alpha.{0}"', github.run_number) }}
     steps:
-      - name: Setup .NET
+      - name: Setup .NET 10
+        uses: actions/setup-dotnet@v3
+        with:
+          dotnet-version: '10.x'
+
+      - name: Setup .NET 9
         uses: actions/setup-dotnet@v3
         with:
           dotnet-version: '9.x'

.github/workflows/main.yml

@@ -17,7 +17,12 @@ jobs:
     env:
       version_suffix_args: ${{ format('/p:VersionSuffix="alpha.{0}"', github.run_number) }}
     steps:
-      - name: Setup .NET
+      - name: Setup .NET 10
+        uses: actions/setup-dotnet@v3
+        with:
+          dotnet-version: '10.x'
+
+      - name: Setup .NET 9
         uses: actions/setup-dotnet@v3
         with:
           dotnet-version: '9.x'

.github/workflows/release.yml

@@ -23,7 +23,12 @@ jobs:
     env:
       version_suffix_args: ${{ github.event_name == 'schedule' && format('/p:VersionSuffix="alpha.{0}"', github.run_number) || '' }}
     steps:
-      - name: Setup .NET
+      - name: Setup .NET 10
+        uses: actions/setup-dotnet@v3
+        with:
+          dotnet-version: '10.x'
+
+      - name: Setup .NET 9
         uses: actions/setup-dotnet@v3
         with:
           dotnet-version: '9.x'
@@ -78,22 +83,22 @@ jobs:
     environment: release # Needed for OIDC subject for releases triggered on release being created.
     permissions:
       id-token: write # Required for requesting the JWT
-      
+
     steps:
     - name: Download build artifacts
       uses: actions/download-artifact@v4
       with:
         name: build-artifacts
         path: ${{ github.workspace }}/build-artifacts
-    
+
     - name: Setup .NET
       uses: actions/setup-dotnet@v3
       with:
         dotnet-version: '9.x'
-  
+
     - name: Install Sign CLI tool
       run: dotnet tool install --tool-path . --prerelease sign
-    
+
     - name: 'Az CLI login'
       uses: azure/login@v2
       with:
@@ -113,13 +118,13 @@ jobs:
         --azure-credential-type "azure-cli"
         --azure-key-vault-url "https://sc-openaisdk.vault.azure.net/"
         --azure-key-vault-certificate "OpenAISDKSCCert"
-    
+
     - name: Upload signed artifact
       uses: actions/upload-artifact@v4
       with:
         name: build-artifacts-signed
         path: ${{ github.workspace }}/build-artifacts
-        
+
   deploy:
     name: Publish package
     needs: sign

global.json

@@ -1,6 +1,6 @@
 {
   "sdk": {
-    "version": "9.0.306",
+    "version": "10.0.100",
     "rollForward": "feature"
   }
-}
+}

nuget.config

@@ -10,6 +10,7 @@
     <packageSource key="azure-sdk-dev-feed">
       <package pattern="System.ClientModel" />
       <package pattern="Microsoft.ClientModel.TestFramework" />
+      <package pattern="Azure.Sdk.Tools.*" />
     </packageSource>
     <packageSource key="nuget">
       <package pattern="*" />

src/OpenAI.csproj

@@ -3,15 +3,15 @@
     <Description>
     The official .NET library for the OpenAI service API.
     </Description>
-    <AssemblyTitle>SDK Code Generation OpenAI</AssemblyTitle>
+    <AssemblyTitle>OpenAI client library for .NET</AssemblyTitle>
     <PackageTags>OpenAI;openai-dotnet;ChatGPT;Dall-E</PackageTags>
     <PackageLicenseExpression>MIT</PackageLicenseExpression>
-    <Copyright>Copyright (c) 2024 OpenAI (https://openai.com)</Copyright>
+    <Copyright>Copyright (c) 2025 OpenAI (https://openai.com)</Copyright>
 
     <VersionPrefix>2.8.0</VersionPrefix>
     <VersionSuffix></VersionSuffix>
 
-    <TargetFrameworks>net8.0;netstandard2.0</TargetFrameworks>
+    <TargetFrameworks>net10.0;net8.0;netstandard2.0</TargetFrameworks>
     <LangVersion>latest</LangVersion>
 
     <!-- Generate an XML documentation file for the project. -->
@@ -62,23 +62,29 @@
     <InternalsVisibleTo Include="Azure.AI.OpenAI" Condition="'$(Configuration)' == 'Unsigned'" />
   </ItemGroup>
 
-  <PropertyGroup Condition="'$(GITHUB_ACTIONS)' == 'true'">
-    <!-- Normalize stored file paths in symbols when in a CI build. -->
-    <ContinuousIntegrationBuild>true</ContinuousIntegrationBuild>
-  </PropertyGroup>
   <ItemGroup>
     <None Include="OpenAI.png" Pack="true" PackagePath="\" />
     <None Include="..\CHANGELOG.md" Pack="true" PackagePath="\" />
     <None Include="..\README.md" Pack="true" PackagePath="\" />
   </ItemGroup>
 
   <ItemGroup>
-    <PackageReference Include="Microsoft.SourceLink.GitHub" Version="8.0.0" PrivateAssets="All" />
     <PackageReference Include="System.ClientModel" Version="1.8.1" />
-    <PackageReference Include="System.Net.ServerSentEvents" Version="9.0.9" />
+    <PackageReference Include="System.Net.ServerSentEvents" Version="10.0.0" />
+  </ItemGroup>
+
+  <ItemGroup Condition="!$([MSBuild]::IsTargetFrameworkCompatible('$(TargetFramework)', 'net8.0'))">
+    <PackageReference Include="System.Diagnostics.DiagnosticSource" Version="10.0.0" />
   </ItemGroup>
 
-  <ItemGroup Condition="!$([MSBuild]::IsTargetFrameworkCompatible('$(TargetFramework)', 'net6.0'))">
-    <PackageReference Include="System.Diagnostics.DiagnosticSource" Version="8.0.1" />
+  <!-- Build-only dependencies -->
+  <ItemGroup>
+    <PackageReference Include="Microsoft.SourceLink.GitHub" Version="8.0.0" PrivateAssets="All" />
   </ItemGroup>
+
+  <!-- Build and release configuration -->
+  <PropertyGroup Condition="'$(GITHUB_ACTIONS)' == 'true'">
+    <!-- Normalize stored file paths in symbols when in a CI build. -->
+    <ContinuousIntegrationBuild>true</ContinuousIntegrationBuild>
+  </PropertyGroup>
 </Project>

tests/OpenAI.Tests.csproj

@@ -1,28 +1,33 @@
 <Project Sdk="Microsoft.NET.Sdk">
   <PropertyGroup>
-    <TargetFrameworks>net9.0</TargetFrameworks>
+    <TargetFrameworks>net10.0;net9.0;net8.0</TargetFrameworks>
+    <LangVersion>latest</LangVersion>
 
     <!--Ignore XML doc comments on test types and members-->
     <NoWarn>$(NoWarn);CS1591</NoWarn>
 
-   <!-- OPENAI001 - Ignore experimental warnings-->
-    <NoWarn>$(NoWarn);OPENAI001;SCME0001;</NoWarn>
-
-    <LangVersion>latest</LangVersion>
+    <!-- OPENAI001 - Ignore experimental warnings-->
+    <NoWarn>$(NoWarn);OPENAI001;OPENAI002;SCME0001;</NoWarn>
   </PropertyGroup>
+
   <ItemGroup>
     <ProjectReference Include="..\src\OpenAI.csproj" />
   </ItemGroup>
+
   <ItemGroup>
-    <PackageReference Include="Microsoft.Bcl.AsyncInterfaces" Version="8.0.0" />
-    <PackageReference Include="NUnit" Version="4.4.0" />
-    <PackageReference Include="NUnit3TestAdapter" Version="5.1.0" />
-    <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.11.1" />
+    <PackageReference Include="Microsoft.ClientModel.TestFramework" Version="1.0.0-alpha.20250919.1" />
+    <PackageReference Include="Microsoft.NET.Test.Sdk" Version="18.0.1" />
     <PackageReference Include="Moq" Version="[4.18.2]" />
-    <PackageReference Include="System.Linq.Async" Version="6.0.1" />
-		<PackageReference Include="Microsoft.ClientModel.TestFramework" Version="1.0.0-alpha.20250919.1" />
+    <PackageReference Include="NUnit" Version="4.4.0" />
+    <PackageReference Include="NUnit3TestAdapter" Version="6.0.0" />
+    <PackageReference Include="System.Linq.AsyncEnumerable" Version="10.0.0" />
 	</ItemGroup>
 
+  <!-- Conditionally include packages built into the latest runtime -->
+  <ItemGroup Condition="$([MSBuild]::IsTargetFrameworkCompatible('$(TargetFramework)', 'net10.0')) == 'false'">
+    <PackageReference Include="Microsoft.Bcl.AsyncInterfaces" Version="10.0.0" />
+  </ItemGroup>
+
   <ItemGroup>
     <Compile Include="..\src\Utility\Telemetry\*.cs" LinkBase="Telemetry\Shared" />
     <Compile Include="..\src\Utility\AppContextSwitchHelper.cs" LinkBase="Telemetry\Shared" />

tests/Responses/ResponsesTests.cs

@@ -760,7 +760,10 @@ public async Task AllInstructionMethodsWork(ResponsesTestInstructionMethod instr
         }
 
         List<ResponseItem> listedItems = [];
-        await client.GetResponseInputItemsAsync(new ResponseItemCollectionOptions(response.Id)).ForEachAsync(item => listedItems.Add(item));
+        await foreach (var item in client.GetResponseInputItemsAsync(response.Id))
+        {
+            listedItems.Add(item);
+        }
 
         if (instructionMethod == ResponsesTestInstructionMethod.InstructionsProperty)
         {