diff --git a/.github/workflows/dotnet-build-and-test.yml b/.github/workflows/dotnet-build-and-test.yml
index 7585cb9e31..010c641fe6 100644
--- a/.github/workflows/dotnet-build-and-test.yml
+++ b/.github/workflows/dotnet-build-and-test.yml
@@ -321,9 +321,10 @@ jobs:
           AZURE_AI_MODEL_DEPLOYMENT_NAME: ${{ vars.AZURE_AI_MODEL_DEPLOYMENT_NAME }}
           AZURE_AI_BING_CONNECTION_ID: ${{ vars.AZURE_AI_BING_CONNECTION_ID }}
           # Anthropic Models
-          ANTHROPIC_API_KEY: ${{ secrets.ANTHROPIC_API_KEY }}
-          ANTHROPIC_CHAT_MODEL_NAME: ${{ vars.ANTHROPIC_CHAT_MODEL_NAME }}
-          ANTHROPIC_REASONING_MODEL_NAME: ${{ vars.ANTHROPIC_REASONING_MODEL_NAME }}
+          # Disable Anthropic tests by not providing environment vars until 404 failure is resolved
+          # ANTHROPIC_API_KEY: ${{ secrets.ANTHROPIC_API_KEY }}
+          # ANTHROPIC_CHAT_MODEL_NAME: ${{ vars.ANTHROPIC_CHAT_MODEL_NAME }}
+          # ANTHROPIC_REASONING_MODEL_NAME: ${{ vars.ANTHROPIC_REASONING_MODEL_NAME }}
 
       # Generate test reports and check coverage
       - name: Generate test reports