end

src/langbot/pkg/workflow/nodes/coze_bot.py

@@ -23,12 +23,15 @@ class CozeBotNode(WorkflowNode):
         query = inputs.get('query', '')
         conversation_id = inputs.get('conversation_id')
 
+        # Safe API key truncation
+        masked_key = f'{api_key[:4]}...{api_key[-4:]}' if len(api_key) > 8 else '***' if api_key else ''
+
         return {
             'answer': '',
             'conversation_id': conversation_id,
             'success': False,
             '_debug': {
-                'api_key': api_key[:8] + '...' if api_key else '',
+                'api_key': masked_key,
                 'bot_id': bot_id,
                 'api_base': api_base,
                 'query': query,