Update app.py

app.py

@@ -19,11 +19,11 @@ api_key = os.environ.get('GEMINI_API_KEY')
 
 def configure_gemini(api_key):
     genai.configure(api_key=api_key)
-    return genai.GenerativeModel('gemini-1.5-pro-latest')
+    return genai.GenerativeModel('gemini-2.0-flash-thinking-exp')
 
 def configure_gemini1(api_key):
     genai.configure(api_key=api_key)
-    return genai.GenerativeModel('gemini-1.5-pro-latest')
+    return genai.GenerativeModel('gemini-2.5-pro-exp-03-25')
     
 # Read PDF content from a file-like object (from Streamlit uploader)
 def read_pdf(file_obj):