diff --git a/backend/app/main.py b/backend/app/main.py
index 1e78e2d2..d2d0b639 100644
--- a/backend/app/main.py
+++ b/backend/app/main.py
@@ -108,7 +108,7 @@ class SensitiveDataFilter(logging.Filter):
                     import re
                     msg = re.sub(
                         rf'({pattern}["\']?\s*[=:]\s*["\']?)([^"\'\s,}}]+)',
-                        r'\1***MASKED***',
+                        r'\1**********',
                         msg,
                         flags=re.IGNORECASE
                     )
@@ -163,7 +163,7 @@ async def global_exception_handler(request, exc):
     for pattern in patterns:
         error_msg = re.sub(
             rf'{pattern}[a-zA-Z0-9_-]+',
-            f'{pattern}***MASKED***',
+            f'{pattern}**********',
             error_msg
         )
     
diff --git a/tradingagents/graph/trading_graph.py b/tradingagents/graph/trading_graph.py
index 10bc5f4d..2cb162c8 100644
--- a/tradingagents/graph/trading_graph.py
+++ b/tradingagents/graph/trading_graph.py
@@ -105,14 +105,14 @@ class TradingAgentsXGraph:
             )
 
         # Initialize LLMs independently
-        print(f"DEBUG: Initializing Deep Thinking LLM: Model={self.config['deep_think_llm']}, BaseURL={deep_base_url}, Key={deep_api_key[:10]}...")
+        print(f"DEBUG: Initializing Deep Thinking LLM: Model={self.config['deep_think_llm']}, BaseURL={deep_base_url}, Key=**********")
         self.deep_thinking_llm = _create_llm(
             self.config["deep_think_llm"],
             deep_base_url,
             deep_api_key
         )
         
-        print(f"DEBUG: Initializing Quick Thinking LLM: Model={self.config['quick_think_llm']}, BaseURL={quick_base_url}, Key={quick_api_key[:10]}...")
+        print(f"DEBUG: Initializing Quick Thinking LLM: Model={self.config['quick_think_llm']}, BaseURL={quick_base_url}, Key=**********")
         self.quick_thinking_llm = _create_llm(
             self.config["quick_think_llm"],
             quick_base_url,