diff --git a/.github/workflows/e2e-dotnet-agent-framework.yml b/.github/workflows/e2e-dotnet-agent-framework.yml
index 8e5b9379..9a7c3349 100644
--- a/.github/workflows/e2e-dotnet-agent-framework.yml
+++ b/.github/workflows/e2e-dotnet-agent-framework.yml
@@ -49,6 +49,13 @@ jobs:
         working-directory: ${{ env.SAMPLE_PATH }}
         run: dotnet build --no-restore
 
+      - name: Log SDK Versions
+        shell: pwsh
+        run: |
+          & "${{ env.SCRIPTS_PATH }}/Get-SDKVersions.ps1" `
+            -Runtime "dotnet" `
+            -WorkingDirectory "${{ env.SAMPLE_PATH }}"
+
       - name: Acquire Bearer Token (ROPC)
         id: token
         shell: pwsh
@@ -125,6 +132,15 @@ jobs:
             --verbosity normal `
             --logger "console;verbosity=detailed" `
             --logger "trx;LogFileName=test-results-dotnet-af.trx"
+        env:
+          TEST_RESULTS_DIR: ${{ runner.temp }}/TestConversations
+
+      - name: Emit Test Conversations
+        if: always()
+        shell: pwsh
+        run: |
+          & "${{ env.SCRIPTS_PATH }}/Emit-TestConversations.ps1" `
+            -TestResultsDir "${{ runner.temp }}/TestConversations"
 
       - name: Capture Agent Logs
         if: always()
diff --git a/.github/workflows/e2e-dotnet-semantic-kernel.yml b/.github/workflows/e2e-dotnet-semantic-kernel.yml
index 583ed034..1736e848 100644
--- a/.github/workflows/e2e-dotnet-semantic-kernel.yml
+++ b/.github/workflows/e2e-dotnet-semantic-kernel.yml
@@ -49,6 +49,13 @@ jobs:
         working-directory: ${{ env.SAMPLE_PATH }}
         run: dotnet build --no-restore
 
+      - name: Log SDK Versions
+        shell: pwsh
+        run: |
+          & "${{ env.SCRIPTS_PATH }}/Get-SDKVersions.ps1" `
+            -Runtime "dotnet" `
+            -WorkingDirectory "${{ env.SAMPLE_PATH }}"
+
       - name: Acquire Bearer Token (ROPC)
         id: token
         shell: pwsh
@@ -125,6 +132,15 @@ jobs:
             --verbosity normal `
             --logger "console;verbosity=detailed" `
             --logger "trx;LogFileName=test-results-dotnet-sk.trx"
+        env:
+          TEST_RESULTS_DIR: ${{ runner.temp }}/TestConversations
+
+      - name: Emit Test Conversations
+        if: always()
+        shell: pwsh
+        run: |
+          & "${{ env.SCRIPTS_PATH }}/Emit-TestConversations.ps1" `
+            -TestResultsDir "${{ runner.temp }}/TestConversations"
 
       - name: Capture Agent Logs
         if: always()
diff --git a/.github/workflows/e2e-nodejs-langchain.yml b/.github/workflows/e2e-nodejs-langchain.yml
new file mode 100644
index 00000000..14a904d7
--- /dev/null
+++ b/.github/workflows/e2e-nodejs-langchain.yml
@@ -0,0 +1,185 @@
+# Copyright (c) Microsoft Corporation.
+# Licensed under the MIT License.
+
+name: E2E - Node.js LangChain
+
+on:
+  workflow_call:  # Allow orchestrator to call this workflow
+  workflow_dispatch:  # Allow manual triggering
+  push:
+    branches: [main]
+    paths:
+      - 'nodejs/langchain/**'
+      - 'scripts/e2e/**'
+      - '.github/workflows/e2e-nodejs-langchain.yml'
+  pull_request:
+    branches: [main]
+    paths:
+      - 'nodejs/langchain/**'
+      - 'scripts/e2e/**'
+
+permissions:
+  contents: read
+
+env:
+  SAMPLE_PATH: nodejs/langchain/sample-agent
+  AGENT_PORT: 3979
+  SCRIPTS_PATH: scripts/e2e
+  E2E_TESTS_PATH: tests/e2e
+
+jobs:
+  nodejs-langchain:
+    name: Node.js LangChain Agent
+    runs-on: windows-latest
+    
+    steps:
+      - name: Checkout repository
+        uses: actions/checkout@v4
+
+      - name: Setup .NET SDK
+        uses: actions/setup-dotnet@v4
+        with:
+          dotnet-version: '8.0.x'
+
+      - name: Setup Node.js
+        uses: actions/setup-node@v4
+        with:
+          node-version: '20'
+
+      - name: Install dependencies
+        working-directory: ${{ env.SAMPLE_PATH }}
+        run: |
+          if (Test-Path "package-lock.json") {
+            npm ci
+          } else {
+            npm install
+          }
+          if (Test-Path "tsconfig.json") {
+            npm run build
+          }
+        shell: pwsh
+
+      - name: Log SDK Versions
+        shell: pwsh
+        run: |
+          & "${{ env.SCRIPTS_PATH }}/Get-SDKVersions.ps1" `
+            -Runtime "nodejs" `
+            -WorkingDirectory "${{ env.SAMPLE_PATH }}"
+
+      - name: Acquire Bearer Token (ROPC)
+        id: token
+        shell: pwsh
+        run: |
+          $token = & "${{ env.SCRIPTS_PATH }}/Acquire-BearerToken.ps1" `
+            -ClientId "${{ secrets.MCP_CLIENT_ID }}" `
+            -TenantId "${{ secrets.MCP_TENANT_ID }}" `
+            -Username "${{ secrets.MCP_TEST_USERNAME }}" `
+            -Password "${{ secrets.MCP_TEST_PASSWORD }}"
+          echo "BEARER_TOKEN=$token" >> $env:GITHUB_OUTPUT
+          echo "::add-mask::$token"
+
+      - name: Copy ToolingManifest.json
+        shell: pwsh
+        run: |
+          & "${{ env.SCRIPTS_PATH }}/Copy-ToolingManifest.ps1" -TargetPath "${{ env.SAMPLE_PATH }}"
+
+      - name: Generate .env configuration
+        shell: pwsh
+        run: |
+          $configMappings = @{
+            "NODE_ENV" = "development"
+            "AZURE_OPENAI_API_KEY" = "${{ secrets.NODEJS_OPENAI_AZURE_OPENAI_API_KEY }}"
+            "AZURE_OPENAI_ENDPOINT" = "${{ secrets.NODEJS_OPENAI_AZURE_OPENAI_ENDPOINT }}"
+            "AZURE_OPENAI_DEPLOYMENT" = "${{ secrets.NODEJS_OPENAI_AZURE_OPENAI_DEPLOYMENT }}"
+            "AZURE_OPENAI_API_VERSION" = "2024-12-01-preview"
+            "connections__service_connection__settings__authType" = "ClientSecret"
+            "connections__service_connection__settings__clientId" = "${{ secrets.NODEJS_OPENAI_AGENT_ID }}"
+            "connections__service_connection__settings__clientSecret" = "${{ secrets.NODEJS_OPENAI_CLIENT_SECRET }}"
+            "connections__service_connection__settings__tenantId" = "${{ secrets.TENANT_ID }}"
+            "connectionsMap__0__serviceUrl" = "*"
+            "connectionsMap__0__connection" = "service_connection"
+            "agentic_scopes" = "ea9ffc3e-8a23-4a7d-836d-234d7c7565c1/.default"
+          }
+          & "${{ env.SCRIPTS_PATH }}/Generate-EnvConfig.ps1" `
+            -OutputPath "${{ env.SAMPLE_PATH }}/.env" `
+            -BearerToken "${{ steps.token.outputs.BEARER_TOKEN }}" `
+            -Port ${{ env.AGENT_PORT }} `
+            -ConfigMappings $configMappings
+
+      - name: Start Agent
+        id: start-agent
+        shell: pwsh
+        run: |
+          $agentPid = & "${{ env.SCRIPTS_PATH }}/Start-Agent.ps1" `
+            -AgentPath "${{ env.SAMPLE_PATH }}" `
+            -StartCommand "node dist/index.js" `
+            -Port ${{ env.AGENT_PORT }} `
+            -BearerToken "${{ steps.token.outputs.BEARER_TOKEN }}" `
+            -Environment "Development" `
+            -Runtime "nodejs"
+          echo "AGENT_PID=$agentPid" >> $env:GITHUB_OUTPUT
+
+      - name: Verify Agent Running
+        shell: pwsh
+        run: |
+          $agentPid = "${{ steps.start-agent.outputs.AGENT_PID }}"
+          if ($agentPid) {
+            try {
+              $proc = Get-Process -Id $agentPid -ErrorAction Stop
+              Write-Host "Agent process (PID: $agentPid) is running: $($proc.ProcessName)" -ForegroundColor Green
+            } catch {
+              Write-Host "ERROR: Agent process (PID: $agentPid) is NOT running!" -ForegroundColor Red
+              throw "Agent process has stopped"
+            }
+          }
+          $agentUrl = "http://localhost:${{ env.AGENT_PORT }}"
+          $healthResponse = Invoke-WebRequest -Uri "$agentUrl/api/health" -Method GET -UseBasicParsing -ErrorAction SilentlyContinue
+          Write-Host "Health check: $($healthResponse.StatusCode)" -ForegroundColor Green
+
+      - name: Restore E2E Test Dependencies
+        run: dotnet restore "${{ env.E2E_TESTS_PATH }}/Agent365.E2E.Tests.csproj"
+
+      - name: Run .NET E2E Tests
+        shell: pwsh
+        run: |
+          dotnet test "${{ env.E2E_TESTS_PATH }}/Agent365.E2E.Tests.csproj" `
+            --no-restore `
+            --verbosity normal `
+            --logger "console;verbosity=detailed" `
+            --logger "trx;LogFileName=test-results-nodejs-langchain.trx" `
+            --filter "FullyQualifiedName~BasicConversation|FullyQualifiedName~Notification"
+        env:
+          TEST_RESULTS_DIR: ${{ runner.temp }}/TestConversations
+
+      - name: Emit Test Conversations
+        if: always()
+        shell: pwsh
+        run: |
+          & "${{ env.SCRIPTS_PATH }}/Emit-TestConversations.ps1" `
+            -TestResultsDir "${{ runner.temp }}/TestConversations"
+
+      - name: Capture Agent Logs
+        if: always()
+        shell: pwsh
+        run: |
+          & "${{ env.SCRIPTS_PATH }}/Capture-AgentLogs.ps1" `
+            -AgentPath "${{ env.SAMPLE_PATH }}"
+
+      - name: Stop Agent Process
+        if: always()
+        shell: pwsh
+        run: |
+          $agentPid = "${{ steps.start-agent.outputs.AGENT_PID }}"
+          if ($agentPid) {
+            & "${{ env.SCRIPTS_PATH }}/Stop-AgentProcess.ps1" -AgentPID $agentPid
+          }
+
+      - name: Upload Test Results
+        if: always()
+        uses: actions/upload-artifact@v4
+        with:
+          name: test-results-nodejs-langchain
+          path: |
+            ${{ env.E2E_TESTS_PATH }}/TestResults/**/*.trx
+            ${{ env.E2E_TESTS_PATH }}/TestResults/**/*-logs.txt
+          retention-days: 7
diff --git a/.github/workflows/e2e-nodejs-openai.yml b/.github/workflows/e2e-nodejs-openai.yml
index 8c207dd4..2f7555cd 100644
--- a/.github/workflows/e2e-nodejs-openai.yml
+++ b/.github/workflows/e2e-nodejs-openai.yml
@@ -59,6 +59,13 @@ jobs:
           }
         shell: pwsh
 
+      - name: Log SDK Versions
+        shell: pwsh
+        run: |
+          & "${{ env.SCRIPTS_PATH }}/Get-SDKVersions.ps1" `
+            -Runtime "nodejs" `
+            -WorkingDirectory "${{ env.SAMPLE_PATH }}"
+
       - name: Acquire Bearer Token (ROPC)
         id: token
         shell: pwsh
@@ -141,6 +148,15 @@ jobs:
             --logger "console;verbosity=detailed" `
             --logger "trx;LogFileName=test-results-nodejs-openai.trx" `
             --filter "FullyQualifiedName~BasicConversation|FullyQualifiedName~Notification"
+        env:
+          TEST_RESULTS_DIR: ${{ runner.temp }}/TestConversations
+
+      - name: Emit Test Conversations
+        if: always()
+        shell: pwsh
+        run: |
+          & "${{ env.SCRIPTS_PATH }}/Emit-TestConversations.ps1" `
+            -TestResultsDir "${{ runner.temp }}/TestConversations"
 
       - name: Capture Agent Logs
         if: always()
diff --git a/.github/workflows/e2e-orchestrator.yml b/.github/workflows/e2e-orchestrator.yml
index 1cee986c..e84be697 100644
--- a/.github/workflows/e2e-orchestrator.yml
+++ b/.github/workflows/e2e-orchestrator.yml
@@ -12,6 +12,7 @@ on:
     paths:
       - 'python/openai/**'
       - 'nodejs/openai/**'
+      - 'nodejs/langchain/**'
       - 'dotnet/semantic-kernel/**'
       - 'dotnet/agent-framework/**'
       - '.github/workflows/e2e-*.yml'
@@ -21,6 +22,7 @@ on:
     paths:
       - 'python/openai/**'
       - 'nodejs/openai/**'
+      - 'nodejs/langchain/**'
       - 'dotnet/semantic-kernel/**'
       - 'dotnet/agent-framework/**'
       - '.github/workflows/e2e-*.yml'
@@ -35,11 +37,13 @@ on:
           - ''
           - 'python-openai'
           - 'nodejs-openai'
+          - 'nodejs-langchain'
           - 'dotnet-sk'
           - 'dotnet-af'
 
 permissions:
   contents: read
+  pull-requests: write
 
 jobs:
   python-openai:
@@ -53,6 +57,12 @@ jobs:
     if: ${{ github.event.inputs.sample == '' || github.event.inputs.sample == 'nodejs-openai' }}
     uses: ./.github/workflows/e2e-nodejs-openai.yml
     secrets: inherit
+
+  nodejs-langchain:
+    name: Node.js LangChain E2E
+    if: ${{ github.event.inputs.sample == '' || github.event.inputs.sample == 'nodejs-langchain' }}
+    uses: ./.github/workflows/e2e-nodejs-langchain.yml
+    secrets: inherit
     
   dotnet-sk:
     name: .NET Semantic Kernel E2E
@@ -65,3 +75,116 @@ jobs:
     if: ${{ github.event.inputs.sample == '' || github.event.inputs.sample == 'dotnet-af' }}
     uses: ./.github/workflows/e2e-dotnet-agent-framework.yml
     secrets: inherit
+
+  # ===========================================================================
+  # Summary - Posts test results to PR
+  # ===========================================================================
+  summary:
+    name: Test Summary
+    runs-on: ubuntu-latest
+    needs: [python-openai, nodejs-openai, nodejs-langchain, dotnet-sk, dotnet-af]
+    if: always()
+    
+    steps:
+      - name: Generate Summary
+        id: summary
+        run: |
+          # Determine overall status
+          OVERALL_STATUS="✅ All Tests Passed"
+          if [[ "${{ needs.python-openai.result }}" != "success" ]] || \
+             [[ "${{ needs.nodejs-openai.result }}" != "success" ]] || \
+             [[ "${{ needs.nodejs-langchain.result }}" != "success" ]] || \
+             [[ "${{ needs.dotnet-sk.result }}" != "success" ]] || \
+             [[ "${{ needs.dotnet-af.result }}" != "success" ]]; then
+            OVERALL_STATUS="⚠️ Some Tests Failed"
+          fi
+          
+          # Generate status icons using if-else for reliability
+          if [[ "${{ needs.python-openai.result }}" == "success" ]]; then PYTHON_OPENAI_ICON="✅"; else PYTHON_OPENAI_ICON="❌"; fi
+          if [[ "${{ needs.nodejs-openai.result }}" == "success" ]]; then NODEJS_OPENAI_ICON="✅"; else NODEJS_OPENAI_ICON="❌"; fi
+          if [[ "${{ needs.nodejs-langchain.result }}" == "success" ]]; then NODEJS_LANGCHAIN_ICON="✅"; else NODEJS_LANGCHAIN_ICON="❌"; fi
+          if [[ "${{ needs.dotnet-sk.result }}" == "success" ]]; then DOTNET_SK_ICON="✅"; else DOTNET_SK_ICON="❌"; fi
+          if [[ "${{ needs.dotnet-af.result }}" == "success" ]]; then DOTNET_AF_ICON="✅"; else DOTNET_AF_ICON="❌"; fi
+          
+          echo "## E2E Test Results" >> $GITHUB_STEP_SUMMARY
+          echo "" >> $GITHUB_STEP_SUMMARY
+          echo "**Status:** $OVERALL_STATUS" >> $GITHUB_STEP_SUMMARY
+          echo "" >> $GITHUB_STEP_SUMMARY
+          echo "| Sample | Status | Result |" >> $GITHUB_STEP_SUMMARY
+          echo "|--------|--------|--------|" >> $GITHUB_STEP_SUMMARY
+          echo "| Python OpenAI | $PYTHON_OPENAI_ICON | ${{ needs.python-openai.result }} |" >> $GITHUB_STEP_SUMMARY
+          echo "| Node.js OpenAI | $NODEJS_OPENAI_ICON | ${{ needs.nodejs-openai.result }} |" >> $GITHUB_STEP_SUMMARY
+          echo "| Node.js LangChain | $NODEJS_LANGCHAIN_ICON | ${{ needs.nodejs-langchain.result }} |" >> $GITHUB_STEP_SUMMARY
+          echo "| .NET Semantic Kernel | $DOTNET_SK_ICON | ${{ needs.dotnet-sk.result }} |" >> $GITHUB_STEP_SUMMARY
+          echo "| .NET Agent Framework | $DOTNET_AF_ICON | ${{ needs.dotnet-af.result }} |" >> $GITHUB_STEP_SUMMARY
+
+      - name: Post PR Comment
+        if: github.event_name == 'pull_request'
+        uses: actions/github-script@v7
+        with:
+          script: |
+            const pythonOpenaiIcon = '${{ needs.python-openai.result }}' === 'success' ? '✅' : '❌';
+            const nodejsOpenaiIcon = '${{ needs.nodejs-openai.result }}' === 'success' ? '✅' : '❌';
+            const nodejsLangchainIcon = '${{ needs.nodejs-langchain.result }}' === 'success' ? '✅' : '❌';
+            const dotnetSkIcon = '${{ needs.dotnet-sk.result }}' === 'success' ? '✅' : '❌';
+            const dotnetAfIcon = '${{ needs.dotnet-af.result }}' === 'success' ? '✅' : '❌';
+            
+            const allPassed = '${{ needs.python-openai.result }}' === 'success' &&
+                              '${{ needs.nodejs-openai.result }}' === 'success' &&
+                              '${{ needs.nodejs-langchain.result }}' === 'success' &&
+                              '${{ needs.dotnet-sk.result }}' === 'success' &&
+                              '${{ needs.dotnet-af.result }}' === 'success';
+            
+            const overallStatus = allPassed ? '✅ All E2E Tests Passed' : '⚠️ Some E2E Tests Failed';
+            
+            const body = [
+              `## ${overallStatus}`,
+              '',
+              '| Sample | Status | Result |',
+              '|--------|--------|--------|',
+              `| Python OpenAI | ${pythonOpenaiIcon} | ${{ needs.python-openai.result }} |`,
+              `| Node.js OpenAI | ${nodejsOpenaiIcon} | ${{ needs.nodejs-openai.result }} |`,
+              `| Node.js LangChain | ${nodejsLangchainIcon} | ${{ needs.nodejs-langchain.result }} |`,
+              `| .NET Semantic Kernel | ${dotnetSkIcon} | ${{ needs.dotnet-sk.result }} |`,
+              `| .NET Agent Framework | ${dotnetAfIcon} | ${{ needs.dotnet-af.result }} |`,
+              '',
+              `[View full test details](${process.env.GITHUB_SERVER_URL}/${process.env.GITHUB_REPOSITORY}/actions/runs/${process.env.GITHUB_RUN_ID})`
+            ].join('\n');
+            
+            // Find existing comment
+            const { data: comments } = await github.rest.issues.listComments({
+              owner: context.repo.owner,
+              repo: context.repo.repo,
+              issue_number: context.issue.number,
+            });
+            
+            console.log(`Found ${comments.length} comments on PR #${context.issue.number}`);
+            
+            const botComment = comments.find(comment => 
+              comment.user.login === 'github-actions[bot]' && 
+              comment.body.includes('E2E')
+            );
+            
+            console.log(`Bot comment found: ${!!botComment}, ID: ${botComment?.id}`);
+            
+            if (botComment) {
+              // Update existing comment
+              console.log(`Updating existing comment ${botComment.id}...`);
+              const result = await github.rest.issues.updateComment({
+                owner: context.repo.owner,
+                repo: context.repo.repo,
+                comment_id: botComment.id,
+                body: body
+              });
+              console.log(`Update result: ${result.status}`);
+            } else {
+              // Create new comment
+              console.log('Creating new comment...');
+              const result = await github.rest.issues.createComment({
+                owner: context.repo.owner,
+                repo: context.repo.repo,
+                issue_number: context.issue.number,
+                body: body
+              });
+              console.log(`Create result: ${result.status}, comment ID: ${result.data.id}`);
+            }
diff --git a/.github/workflows/e2e-python-openai.yml b/.github/workflows/e2e-python-openai.yml
index 668f4e8d..e666053c 100644
--- a/.github/workflows/e2e-python-openai.yml
+++ b/.github/workflows/e2e-python-openai.yml
@@ -53,6 +53,13 @@ jobs:
         working-directory: ${{ env.SAMPLE_PATH }}
         run: uv sync
 
+      - name: Log SDK Versions
+        shell: pwsh
+        run: |
+          & "${{ env.SCRIPTS_PATH }}/Get-SDKVersions.ps1" `
+            -Runtime "python" `
+            -WorkingDirectory "${{ env.SAMPLE_PATH }}"
+
       - name: Acquire Bearer Token (ROPC)
         id: token
         shell: pwsh
@@ -163,14 +170,12 @@ jobs:
           path: ${{ runner.temp }}/TestResults/
           retention-days: 30
 
-      - name: Upload Test Conversations
+      - name: Emit Test Conversations
         if: always()
-        uses: actions/upload-artifact@v4
-        with:
-          name: test-conversations-python-openai
-          path: ${{ runner.temp }}/TestConversations/
-          retention-days: 30
-        continue-on-error: true
+        shell: pwsh
+        run: |
+          & "${{ env.SCRIPTS_PATH }}/Emit-TestConversations.ps1" `
+            -TestResultsDir "${{ runner.temp }}/TestConversations"
 
       - name: Capture Agent Logs
         if: always()
diff --git a/nodejs/langchain/sample-agent/.env.example b/nodejs/langchain/sample-agent/.env.example
index cbb85229..4345c0f2 100644
--- a/nodejs/langchain/sample-agent/.env.example
+++ b/nodejs/langchain/sample-agent/.env.example
@@ -1,5 +1,14 @@
-# OpenAI Configuration
+# LLM Configuration (choose one option)
+
+# Option 1: Azure OpenAI (preferred for enterprise)
+AZURE_OPENAI_API_KEY=
+AZURE_OPENAI_ENDPOINT=
+AZURE_OPENAI_DEPLOYMENT=
+AZURE_OPENAI_API_VERSION=2024-12-01-preview
+
+# Option 2: OpenAI (if Azure OpenAI not configured)
 OPENAI_API_KEY=
+OPENAI_MODEL=gpt-4o
 
 # MCP Tooling Configuration
 BEARER_TOKEN=
diff --git a/nodejs/langchain/sample-agent/src/client.ts b/nodejs/langchain/sample-agent/src/client.ts
index a6ef930f..3f0c6251 100644
--- a/nodejs/langchain/sample-agent/src/client.ts
+++ b/nodejs/langchain/sample-agent/src/client.ts
@@ -2,7 +2,8 @@
 // Licensed under the MIT License.
 
 import { createAgent, ReactAgent } from "langchain";
-import { ChatOpenAI } from "@langchain/openai";
+import { AzureChatOpenAI, ChatOpenAI } from "@langchain/openai";
+import { BaseChatModel } from "@langchain/core/language_models/chat_models";
 
 // Tooling Imports
 import { McpToolRegistrationService } from '@microsoft/agents-a365-tooling-extensions-langchain';
@@ -48,8 +49,41 @@ a365Observability.start();
 const toolService = new McpToolRegistrationService();
 
 const agentName = "LangChainA365Agent";
+
+/**
+ * Creates the appropriate chat model based on available environment variables.
+ * Supports both Azure OpenAI and regular OpenAI.
+ */
+function createChatModel(): BaseChatModel {
+  // Check for Azure OpenAI configuration first
+  if (process.env.AZURE_OPENAI_API_KEY && process.env.AZURE_OPENAI_ENDPOINT && process.env.AZURE_OPENAI_DEPLOYMENT) {
+    console.log('Using Azure OpenAI');
+    return new AzureChatOpenAI({
+      azureOpenAIApiKey: process.env.AZURE_OPENAI_API_KEY,
+      azureOpenAIApiInstanceName: process.env.AZURE_OPENAI_ENDPOINT?.replace('https://', '').replace('.openai.azure.com/', '').replace('.openai.azure.com', ''),
+      azureOpenAIApiDeploymentName: process.env.AZURE_OPENAI_DEPLOYMENT,
+      azureOpenAIApiVersion: process.env.AZURE_OPENAI_API_VERSION || "2024-12-01-preview",
+      temperature: 0,
+    });
+  }
+  
+  // Fall back to regular OpenAI
+  if (process.env.OPENAI_API_KEY) {
+    console.log('Using OpenAI');
+    return new ChatOpenAI({
+      openAIApiKey: process.env.OPENAI_API_KEY,
+      modelName: process.env.OPENAI_MODEL || "gpt-4o",
+      temperature: 0,
+    });
+  }
+  
+  throw new Error('No OpenAI credentials found. Please set either AZURE_OPENAI_API_KEY + AZURE_OPENAI_ENDPOINT + AZURE_OPENAI_DEPLOYMENT, or OPENAI_API_KEY.');
+}
+
+const model = createChatModel();
+
 const agent = createAgent({
-  model: new ChatOpenAI({ temperature: 0 }),
+  model,
   name: agentName,
   systemPrompt: `You are a helpful assistant with access to tools.
 
diff --git a/nodejs/langchain/sample-agent/src/index.ts b/nodejs/langchain/sample-agent/src/index.ts
index 584cb028..2e1930d7 100644
--- a/nodejs/langchain/sample-agent/src/index.ts
+++ b/nodejs/langchain/sample-agent/src/index.ts
@@ -13,6 +13,15 @@ const authConfig: AuthConfiguration = isProduction ? loadAuthConfigFromEnv() : {
 
 const server: Express = express()
 server.use(express.json())
+
+// Health endpoint - placed BEFORE auth middleware so it doesn't require authentication
+server.get('/api/health', (req, res: Response) => {
+  res.status(200).json({
+    status: 'healthy',
+    timestamp: new Date().toISOString()
+  });
+});
+
 server.use(authorizeJWT(authConfig))
 
 server.post('/api/messages', (req: Request, res: Response) => {
@@ -22,7 +31,7 @@ server.post('/api/messages', (req: Request, res: Response) => {
   })
 })
 
-const port = 3978
+const port = Number(process.env.PORT) || 3978
 const host = isProduction ? '0.0.0.0' : '127.0.0.1';
 server.listen(port, host, async () => {
   console.log(`\nServer listening on http://${host}:${port} for appId ${authConfig.clientId} debug ${process.env.DEBUG}`)
diff --git a/scripts/e2e/Emit-TestConversations.ps1 b/scripts/e2e/Emit-TestConversations.ps1
new file mode 100644
index 00000000..4673d283
--- /dev/null
+++ b/scripts/e2e/Emit-TestConversations.ps1
@@ -0,0 +1,215 @@
+# Copyright (c) Microsoft Corporation.
+# Licensed under the MIT License.
+
+<#
+.SYNOPSIS
+    Emits test conversation results in a prettified format to GitHub Actions.
+
+.DESCRIPTION
+    This script reads the test-conversations.json file generated by the E2E tests
+    and outputs a formatted table showing prompts, responses, pass/fail status,
+    and any error messages. The output is written to both console and GitHub
+    Actions step summary.
+
+.PARAMETER TestResultsDir
+    The directory containing the test-conversations.json file
+
+.EXAMPLE
+    .\Emit-TestConversations.ps1 -TestResultsDir "$env:RUNNER_TEMP/TestConversations"
+#>
+
+param(
+    [Parameter(Mandatory = $true)]
+    [string]$TestResultsDir
+)
+
+$ErrorActionPreference = 'Continue'
+
+Write-Host "=== Test Conversations Report ===" -ForegroundColor Cyan
+Write-Host "Results Directory: $TestResultsDir" -ForegroundColor Gray
+Write-Host ""
+
+$jsonPath = Join-Path $TestResultsDir "test-conversations.json"
+
+if (-not (Test-Path $jsonPath)) {
+    Write-Host "No test-conversations.json found at $jsonPath" -ForegroundColor Yellow
+    Write-Host "This may indicate tests did not run or did not record conversations." -ForegroundColor Yellow
+    exit 0
+}
+
+try {
+    $results = Get-Content $jsonPath -Raw | ConvertFrom-Json
+}
+catch {
+    Write-Host "Failed to parse test-conversations.json: $_" -ForegroundColor Red
+    exit 1
+}
+
+# Console output
+Write-Host ""
+Write-Host "Summary:" -ForegroundColor Green
+Write-Host "  Total Tests: $($results.TotalTests)"
+Write-Host "  Passed: $($results.PassedTests)" -ForegroundColor Green
+Write-Host "  Failed: $($results.FailedTests)" -ForegroundColor $(if ($results.FailedTests -gt 0) { 'Red' } else { 'Green' })
+Write-Host "  Generated At: $($results.GeneratedAt)"
+Write-Host ""
+
+# Detailed console output
+Write-Host "Test Details:" -ForegroundColor Yellow
+Write-Host ("-" * 80)
+
+foreach ($conv in $results.Conversations) {
+    $statusIcon = if ($conv.Passed) { "✅" } else { "❌" }
+    $statusColor = if ($conv.Passed) { "Green" } else { "Red" }
+    
+    Write-Host ""
+    Write-Host "$statusIcon $($conv.TestName)" -ForegroundColor $statusColor
+    Write-Host "   Duration: $($conv.Duration)"
+    
+    foreach ($turn in $conv.Turns) {
+        $promptPreview = if ($turn.UserMessage.Length -gt 60) { 
+            $turn.UserMessage.Substring(0, 60) + "..." 
+        } else { 
+            $turn.UserMessage 
+        }
+        
+        $responsePreview = if ($turn.AgentResponse) {
+            if ($turn.AgentResponse.Length -gt 80) {
+                $turn.AgentResponse.Substring(0, 80) + "..."
+            } else {
+                $turn.AgentResponse
+            }
+        } else {
+            "(no response)"
+        }
+        
+        Write-Host "   Prompt: $promptPreview" -ForegroundColor Cyan
+        Write-Host "   Response: $responsePreview" -ForegroundColor Gray
+    }
+    
+    if (-not $conv.Passed -and $conv.ErrorMessage) {
+        Write-Host "   Error: $($conv.ErrorMessage)" -ForegroundColor Red
+    }
+}
+
+Write-Host ""
+Write-Host ("-" * 80)
+
+# GitHub Actions Step Summary
+if ($env:GITHUB_STEP_SUMMARY) {
+    Write-Host "Writing to GitHub Step Summary..." -ForegroundColor Gray
+    
+    $passedIcon = if ($results.FailedTests -eq 0) { "✅" } else { "⚠️" }
+    
+    $summary = @"
+## $passedIcon Test Conversations Report
+
+**Summary:** $($results.PassedTests)/$($results.TotalTests) tests passed
+
+| Test | Status | Prompt | Response | Duration | Error |
+|------|--------|--------|----------|----------|-------|
+"@
+    
+    foreach ($conv in $results.Conversations) {
+        $statusIcon = if ($conv.Passed) { "✅ Pass" } else { "❌ Fail" }
+        
+        foreach ($turn in $conv.Turns) {
+            # Escape pipe characters and limit length for markdown table
+            $promptDisplay = $turn.UserMessage -replace '\|', '\\|' -replace '\n', ' '
+            if ($promptDisplay.Length -gt 50) {
+                $promptDisplay = $promptDisplay.Substring(0, 47) + "..."
+            }
+            
+            $responseDisplay = if ($turn.AgentResponse) {
+                $resp = $turn.AgentResponse -replace '\|', '\\|' -replace '\n', ' '
+                if ($resp.Length -gt 60) {
+                    $resp.Substring(0, 57) + "..."
+                } else {
+                    $resp
+                }
+            } else {
+                "_(no response)_"
+            }
+            
+            $durationDisplay = if ($conv.Duration) {
+                # Parse duration string and format
+                $conv.Duration -replace '00:00:', '' -replace '(\d+\.\d{2})\d+', '$1s'
+            } else {
+                "-"
+            }
+            
+            $errorDisplay = if ($conv.ErrorMessage) {
+                $err = $conv.ErrorMessage -replace '\|', '\\|' -replace '\n', ' '
+                if ($err.Length -gt 40) {
+                    $err.Substring(0, 37) + "..."
+                } else {
+                    $err
+                }
+            } else {
+                "-"
+            }
+            
+            $summary += "`n| $($conv.TestName) | $statusIcon | $promptDisplay | $responseDisplay | $durationDisplay | $errorDisplay |"
+        }
+    }
+    
+    # Add expandable details section for full responses
+    $summary += @"
+
+<details>
+<summary>📝 Full Test Details (click to expand)</summary>
+
+"@
+    
+    foreach ($conv in $results.Conversations) {
+        $statusIcon = if ($conv.Passed) { "✅" } else { "❌" }
+        
+        $summary += @"
+
+### $statusIcon $($conv.TestName)
+
+- **Status:** $(if ($conv.Passed) { 'Passed' } else { 'Failed' })
+- **Duration:** $($conv.Duration)
+- **Timestamp:** $($conv.Timestamp)
+
+"@
+        
+        $turnNum = 1
+        foreach ($turn in $conv.Turns) {
+            $summary += @"
+**Turn ${turnNum}:**
+- **Prompt:** ``$($turn.UserMessage)``
+- **Response:** 
+``````
+$($turn.AgentResponse ?? '(no response)')
+``````
+
+"@
+            $turnNum++
+        }
+        
+        if (-not $conv.Passed -and $conv.ErrorMessage) {
+            $summary += @"
+> ⚠️ **Error:** $($conv.ErrorMessage)
+
+"@
+        }
+    }
+    
+    $summary += @"
+</details>
+"@
+    
+    $summary | Out-File -FilePath $env:GITHUB_STEP_SUMMARY -Append -Encoding utf8
+    Write-Host "Step summary written successfully" -ForegroundColor Green
+}
+
+# Return exit code based on test results
+if ($results.FailedTests -gt 0) {
+    Write-Host ""
+    Write-Host "⚠️ $($results.FailedTests) test(s) failed" -ForegroundColor Yellow
+}
+else {
+    Write-Host ""
+    Write-Host "✅ All tests passed!" -ForegroundColor Green
+}
diff --git a/scripts/e2e/Get-SDKVersions.ps1 b/scripts/e2e/Get-SDKVersions.ps1
new file mode 100644
index 00000000..a6017314
--- /dev/null
+++ b/scripts/e2e/Get-SDKVersions.ps1
@@ -0,0 +1,242 @@
+# Copyright (c) Microsoft Corporation.
+# Licensed under the MIT License.
+
+<#
+.SYNOPSIS
+    Gets the installed SDK versions for Agent 365 and Microsoft Agents packages.
+
+.DESCRIPTION
+    This script retrieves and logs the version numbers of installed SDK packages
+    for Python, Node.js, or .NET runtimes. It outputs the versions to the console
+    and to GitHub Actions step summary if running in CI.
+
+.PARAMETER Runtime
+    The runtime to check: 'python', 'nodejs', or 'dotnet'
+
+.PARAMETER WorkingDirectory
+    The working directory containing the project files
+
+.EXAMPLE
+    .\Get-SDKVersions.ps1 -Runtime python -WorkingDirectory "python/openai/sample-agent"
+#>
+
+param(
+    [Parameter(Mandatory = $true)]
+    [ValidateSet('python', 'nodejs', 'dotnet')]
+    [string]$Runtime,
+
+    [Parameter(Mandatory = $true)]
+    [string]$WorkingDirectory
+)
+
+$ErrorActionPreference = 'Continue'
+
+Write-Host "=== SDK Version Information ===" -ForegroundColor Cyan
+Write-Host "Runtime: $Runtime" -ForegroundColor Gray
+Write-Host "Directory: $WorkingDirectory" -ForegroundColor Gray
+Write-Host ""
+
+$versions = @()
+
+switch ($Runtime) {
+    'python' {
+        Write-Host "Checking Python package versions..." -ForegroundColor Yellow
+        
+        Push-Location $WorkingDirectory
+        try {
+            # Get installed packages using uv
+            $pipList = uv pip list --format=json 2>$null | ConvertFrom-Json
+            
+            if ($pipList) {
+                # Agent 365 SDK packages (check first for exclusion from Agents SDK list)
+                $a365Packages = $pipList | Where-Object { 
+                    $_.name -like 'microsoft-agents-a365-*' -or 
+                    $_.name -like 'microsoft_agents_a365_*'
+                }
+                
+                # Microsoft Agents SDK packages (excluding A365 packages)
+                $agentsSdkPackages = $pipList | Where-Object { 
+                    $_.name -like 'microsoft-agents-*' -and 
+                    $_.name -notlike 'microsoft-agents-a365-*' -and
+                    $_.name -notlike 'microsoft_agents_a365_*'
+                }
+                
+                Write-Host ""
+                Write-Host "Microsoft Agents SDK Packages:" -ForegroundColor Green
+                foreach ($pkg in $agentsSdkPackages) {
+                    Write-Host "  $($pkg.name): $($pkg.version)"
+                    $versions += [PSCustomObject]@{
+                        Category = "Microsoft Agents SDK"
+                        Package = $pkg.name
+                        Version = $pkg.version
+                    }
+                }
+                
+                Write-Host ""
+                Write-Host "Microsoft Agent 365 SDK Packages:" -ForegroundColor Green
+                foreach ($pkg in $a365Packages) {
+                    Write-Host "  $($pkg.name): $($pkg.version)"
+                    $versions += [PSCustomObject]@{
+                        Category = "Microsoft Agent 365 SDK"
+                        Package = $pkg.name
+                        Version = $pkg.version
+                    }
+                }
+            }
+            else {
+                Write-Host "Could not retrieve package list" -ForegroundColor Red
+            }
+        }
+        finally {
+            Pop-Location
+        }
+    }
+    
+    'nodejs' {
+        Write-Host "Checking Node.js package versions..." -ForegroundColor Yellow
+        
+        Push-Location $WorkingDirectory
+        try {
+            # Read package.json
+            $packageJson = Get-Content "package.json" -Raw | ConvertFrom-Json
+            
+            # Get installed versions from node_modules
+            $nodeModulesPath = Join-Path $WorkingDirectory "node_modules"
+            
+            # Microsoft Agents SDK packages
+            $agentsPackages = @(
+                '@microsoft/agents-hosting',
+                '@microsoft/agents-activity'
+            )
+            
+            # Agent 365 SDK packages
+            $a365Packages = @(
+                '@microsoft/agents-a365-notifications',
+                '@microsoft/agents-a365-observability',
+                '@microsoft/agents-a365-observability-hosting',
+                '@microsoft/agents-a365-runtime',
+                '@microsoft/agents-a365-tooling',
+                '@microsoft/agents-a365-tooling-extensions-claude',
+                '@microsoft/agents-a365-tooling-extensions-langchain',
+                '@microsoft/agents-a365-tooling-extensions-openai'
+            )
+            
+            Write-Host ""
+            Write-Host "Microsoft Agents SDK Packages:" -ForegroundColor Green
+            foreach ($pkg in $agentsPackages) {
+                # Handle scoped packages (e.g., @microsoft/agents-sdk)
+                $pkgPathParts = $pkg -split '/'
+                $pkgPath = $nodeModulesPath
+                foreach ($part in $pkgPathParts) {
+                    $pkgPath = Join-Path $pkgPath $part
+                }
+                $pkgPath = Join-Path $pkgPath "package.json"
+                if (Test-Path $pkgPath) {
+                    $pkgJson = Get-Content $pkgPath -Raw | ConvertFrom-Json
+                    Write-Host "  $($pkg): $($pkgJson.version)"
+                    $versions += [PSCustomObject]@{
+                        Category = "Microsoft Agents SDK"
+                        Package = $pkg
+                        Version = $pkgJson.version
+                    }
+                }
+            }
+            
+            Write-Host ""
+            Write-Host "Microsoft Agent 365 SDK Packages:" -ForegroundColor Green
+            foreach ($pkg in $a365Packages) {
+                # Handle scoped packages (e.g., @microsoft/agents-a365-runtime)
+                $pkgPathParts = $pkg -split '/'
+                $pkgPath = $nodeModulesPath
+                foreach ($part in $pkgPathParts) {
+                    $pkgPath = Join-Path $pkgPath $part
+                }
+                $pkgPath = Join-Path $pkgPath "package.json"
+                if (Test-Path $pkgPath) {
+                    $pkgJson = Get-Content $pkgPath -Raw | ConvertFrom-Json
+                    Write-Host "  $($pkg): $($pkgJson.version)"
+                    $versions += [PSCustomObject]@{
+                        Category = "Microsoft Agent 365 SDK"
+                        Package = $pkg
+                        Version = $pkgJson.version
+                    }
+                }
+            }
+        }
+        finally {
+            Pop-Location
+        }
+    }
+    
+    'dotnet' {
+        Write-Host "Checking .NET package versions..." -ForegroundColor Yellow
+        
+        Push-Location $WorkingDirectory
+        try {
+            # Find .csproj file
+            $csproj = Get-ChildItem -Filter "*.csproj" | Select-Object -First 1
+            
+            if ($csproj) {
+                # Get package references from project
+                $packages = dotnet list package --format json 2>$null | ConvertFrom-Json
+                
+                if ($packages -and $packages.projects) {
+                    foreach ($project in $packages.projects) {
+                        foreach ($framework in $project.frameworks) {
+                            foreach ($pkg in $framework.topLevelPackages) {
+                                $isAgentsSdk = $pkg.id -like 'Microsoft.Agents.*'
+                                $isA365Sdk = $pkg.id -like 'Microsoft.Agents.A365.*'
+                                
+                                if ($isAgentsSdk -and -not $isA365Sdk) {
+                                    Write-Host "  $($pkg.id): $($pkg.resolvedVersion)" -ForegroundColor Gray
+                                    $versions += [PSCustomObject]@{
+                                        Category = "Microsoft Agents SDK"
+                                        Package = $pkg.id
+                                        Version = $pkg.resolvedVersion
+                                    }
+                                }
+                                elseif ($isA365Sdk) {
+                                    Write-Host "  $($pkg.id): $($pkg.resolvedVersion)" -ForegroundColor Gray
+                                    $versions += [PSCustomObject]@{
+                                        Category = "Microsoft Agent 365 SDK"
+                                        Package = $pkg.id
+                                        Version = $pkg.resolvedVersion
+                                    }
+                                }
+                            }
+                        }
+                    }
+                }
+            }
+        }
+        finally {
+            Pop-Location
+        }
+    }
+}
+
+# Output to GitHub Actions step summary if available
+if ($env:GITHUB_STEP_SUMMARY) {
+    Write-Host ""
+    Write-Host "Writing to GitHub Step Summary..." -ForegroundColor Gray
+    
+    $summary = @"
+## SDK Versions ($Runtime)
+
+| Category | Package | Version |
+|----------|---------|---------|
+"@
+    
+    foreach ($v in $versions) {
+        $summary += "`n| $($v.Category) | ``$($v.Package)`` | ``$($v.Version)`` |"
+    }
+    
+    $summary | Out-File -FilePath $env:GITHUB_STEP_SUMMARY -Append -Encoding utf8
+}
+
+# Output versions as JSON for potential downstream use
+$versionsJson = $versions | ConvertTo-Json -Compress
+Write-Host ""
+Write-Host "SDK_VERSIONS_JSON=$versionsJson" -ForegroundColor Gray
+
+return $versions