Update app.py

app.py

@@ -151,14 +151,27 @@ def log_to_qdrant(question: str, answer: str):
     except Exception as e:
         logger.error(f"Failed to log to Qdrant: {e}")
 
-llm = ChatGoogleGenerativeAI(
-    model="gemini-2.0-flash-thinking-exp-01-21",
-    temperature=0.3,
+#llm = ChatGoogleGenerativeAI(
+    #model="gemini-2.0-flash-thinking-exp-01-21",
+    #temperature=0.3,
+    #max_tokens=None,
+    #timeout=None,
+    #max_retries=2,
+    #api_key=GEMINI,
+    #stream=True,
+#)
+
+
+
+llm = ChatOpenAI(
+    model="deepseek/deepseek-r1:free",
+    temperature=0,
     max_tokens=None,
     timeout=None,
     max_retries=2,
-    api_key=GEMINI,
-    stream=True,
+    api_key="...",  # if you prefer to pass api key in directly instaed of using env vars
+    base_url="https://openrouter.ai/api/v1",
+    
 )
 
 template = """