diff --git a/litellm/litellm_core_utils/litellm_logging.py b/litellm/litellm_core_utils/litellm_logging.py
index 67866d7ff7f..6d6ca8b1e3a 100644
--- a/litellm/litellm_core_utils/litellm_logging.py
+++ b/litellm/litellm_core_utils/litellm_logging.py
@@ -2658,14 +2658,10 @@ class Logging(LiteLLMLoggingBaseClass):
         # An MCP tool call that fails at the tool level (CallToolResult.isError)
         # likewise still incurs the configured per-query cost, computed before
         # this handler runs; don't zero it like a generic failed LLM call.
-        preserve_mcp_cost = (
-            self.call_type == CallTypes.call_mcp_tool.value
-            and self.model_call_details.get("response_cost")
+        preserve_mcp_cost = self.call_type == CallTypes.call_mcp_tool.value and self.model_call_details.get(
+            "response_cost"
         )
-        if (
-            self.model_call_details.get("combined_usage_object") is None
-            and not preserve_mcp_cost
-        ):
+        if self.model_call_details.get("combined_usage_object") is None and not preserve_mcp_cost:
             self.model_call_details["response_cost"] = 0
 
         if hasattr(exception, "headers") and isinstance(exception.headers, dict):
diff --git a/litellm/proxy/_experimental/mcp_server/server.py b/litellm/proxy/_experimental/mcp_server/server.py
index da102499b6a..6d9e20f2b5d 100644
--- a/litellm/proxy/_experimental/mcp_server/server.py
+++ b/litellm/proxy/_experimental/mcp_server/server.py
@@ -181,9 +181,7 @@ def _mcp_session_id_from_headers(
 def _mcp_content_block_text(block: object) -> Optional[str]:
     """The ``text`` of an MCP content block (``TextContent`` object or ``dict``),
     or ``None`` when the block carries no usable text."""
-    text = (
-        block.get("text") if isinstance(block, dict) else getattr(block, "text", None)
-    )
+    text = block.get("text") if isinstance(block, dict) else getattr(block, "text", None)
     return text if isinstance(text, str) and text else None
 
 
@@ -2558,9 +2556,7 @@ if MCP_AVAILABLE:
             content = getattr(response, "content", None) or ()
         if not is_error:
             return None
-        texts = tuple(
-            text for block in content if (text := _mcp_content_block_text(block))
-        )
+        texts = tuple(text for block in content if (text := _mcp_content_block_text(block)))
         return "\n".join(texts) or "MCP tool call returned an error result"
 
     @client