Update agent.py

agent.py

@@ -23,7 +23,8 @@ configure(api_key=os.getenv("GOOGLE_API_KEY"))
 #logger = logging.getLogger(__name__)
 
 # --- Model Configuration ---
-GEMINI_MODEL_NAME = "gemini/gemini-2.0-flash-lite"
+# GEMINI_MODEL_NAME = "gemini/gemini-2.0-flash-lite"
+GEMINI_MODEL_NAME = "gemini/gemini-2.5-flash"
 OPENAI_MODEL_NAME = "openai/gpt-4o"
 GROQ_MODEL_NAME = "groq/llama3-70b-8192"
 DEEPSEEK_MODEL_NAME = "deepseek/deepseek-chat"
@@ -209,6 +210,7 @@ class BasicAgent:
             Your behavior must be governed by these rules:
             1. **Format**:
             - limit the token used (within 65536 tokens).
+            - Always give final answer instead of nothing, based on the information you have.
             - Output ONLY the final answer.
             - Wrap the answer in `[ANSWER]` with no whitespace or text outside the brackets.
             - No follow-ups, justifications, or clarifications.