Update agent.py

agent.py

@@ -232,7 +232,7 @@ SYSTEM_PROMPT = """You are an expert multimodal AI assistant with vision capabil
 - Use retrieve_examples for similar solved problems
 
 **OUTPUT FORMAT:**
-Always end your response with: FINAL ANSWER: [Your comprehensive answer]
+Always end your response with your answer clearly stated on the last line.
 
 **PARAMETER VALIDATION:**
 - Check that search queries are meaningful and specific