Update agent.py

agent.py

@@ -101,7 +101,7 @@ class Agent:
 
         type_prefix = f"[Task Type: {task_type.upper()}]\n\n"
         system_prompt = (
-            "You are a member of a multidisciplinary research institute. If a file cannot be loaded, do not abandon the task. Use your best judgment based on the task and file name. The file may be unavailable by design; this is part of the test. Always attempt to reason based on partial or inferred data."
+            "You are a member of a multidisciplinary research institute. If a file cannot be loaded, do not abandon the task. Use your best judgment based on the task and file name. The file may be unavailable by design; this is part of the test. Always attempt to reason based on partial or inferred data. When solving a task that may require external knowledge, you may use one or more available search tools. Google Custom Search is more accurate for academic or structured content. Do not give up if a tool fails. Retry or use alternatives."
         )
 
         file_summary = ""