diff --git a/tests/test_litellm/llms/azure_ai/test_cost_calculator.py b/tests/test_litellm/llms/azure_ai/test_cost_calculator.py
index aab8f8bf926..177483e55ce 100644
--- a/tests/test_litellm/llms/azure_ai/test_cost_calculator.py
+++ b/tests/test_litellm/llms/azure_ai/test_cost_calculator.py
@@ -273,12 +273,21 @@ def test_flat_cost_integration_with_completion_cost(self):
 
     def test_additional_costs_in_cost_breakdown(self):
         """Test that Azure Model Router flat cost appears in additional_costs dict."""
+        from datetime import datetime
         from litellm.cost_calculator import completion_cost
-        from litellm.litellm_core_utils.litellm_logging import LitellmLoggingObject
+        from litellm.litellm_core_utils.litellm_logging import Logging
         from litellm.types.utils import Choices, Message, ModelResponse, Usage
 
-        # Create logging object
-        logging_obj = LitellmLoggingObject()
+        # Create logging object with required parameters
+        logging_obj = Logging(
+            model="azure-model-router",
+            messages=[{"role": "user", "content": "Hello"}],
+            stream=False,
+            call_type="completion",
+            start_time=datetime.now(),
+            litellm_call_id="test-123",
+            function_id="test-function"
+        )
 
         # Create a mock response for azure_ai model router
         response = ModelResponse(
diff --git a/tests/test_litellm/llms/bedrock/chat/invoke_transformations/test_bedrock_chat_invoke_transformations_anthropic_claude3_transformation.py b/tests/test_litellm/llms/bedrock/chat/invoke_transformations/test_bedrock_chat_invoke_transformations_anthropic_claude3_transformation.py
index 5c1b4cbd38e..7c34084a3af 100644
--- a/tests/test_litellm/llms/bedrock/chat/invoke_transformations/test_bedrock_chat_invoke_transformations_anthropic_claude3_transformation.py
+++ b/tests/test_litellm/llms/bedrock/chat/invoke_transformations/test_bedrock_chat_invoke_transformations_anthropic_claude3_transformation.py
@@ -335,11 +335,11 @@ def test_advanced_tool_use_header_translation_for_opus_4_5():
 
 def test_advanced_tool_use_header_filtered_for_non_opus_4_5():
     """
-    Test that advanced-tool-use-2025-11-20 header is filtered out for non-Opus 4.5 models
-    without adding Bedrock-specific headers.
+    Test that advanced-tool-use-2025-11-20 header is filtered out for models that
+    don't support tool search on Bedrock, without adding Bedrock-specific headers.
     
     The translation to tool-search-tool-2025-10-19 and tool-examples-2025-10-29 should
-    only happen for Claude Opus 4.5.
+    only happen for Claude Opus 4.5 and Sonnet 4.5 (models that support tool search on Bedrock).
     """
     from litellm.llms.bedrock.messages.invoke_transformations.anthropic_claude3_transformation import (
         AmazonAnthropicClaudeMessagesConfig,
@@ -360,9 +360,10 @@ def test_advanced_tool_use_header_filtered_for_non_opus_4_5():
         "anthropic-beta": "advanced-tool-use-2025-11-20"
     }
     
-    # Test with Claude Sonnet 4.5 (not Opus 4.5)
+    # Test with Claude 3.5 Sonnet (which does NOT support tool search on Bedrock)
+    # Note: Only Claude Opus 4.5 and Sonnet 4.5 support tool search on Bedrock
     result = config.transform_anthropic_messages_request(
-        model="anthropic.claude-sonnet-4-5-20250929-v1:0",
+        model="anthropic.claude-3-5-sonnet-20241022-v2:0",
         messages=messages,
         anthropic_messages_optional_request_params=anthropic_messages_optional_request_params,
         litellm_params={},
@@ -374,11 +375,11 @@ def test_advanced_tool_use_header_filtered_for_non_opus_4_5():
     assert "advanced-tool-use-2025-11-20" not in beta_headers, \
         "advanced-tool-use header should be removed for Bedrock"
     
-    # Verify Bedrock-specific headers were NOT added (only for Opus 4.5)
+    # Verify Bedrock-specific headers were NOT added (only for Opus 4.5 and Sonnet 4.5)
     assert "tool-search-tool-2025-10-19" not in beta_headers, \
-        "tool-search-tool should not be added for non-Opus 4.5 models"
+        "tool-search-tool should not be added for models that don't support tool search"
     assert "tool-examples-2025-10-29" not in beta_headers, \
-        "tool-examples should not be added for non-Opus 4.5 models"
+        "tool-examples should not be added for models that don't support tool search"
 
 
 def test_advanced_tool_use_header_translation_with_multiple_beta_headers():