Update app.py

app.py

@@ -46,8 +46,8 @@ def initialize_session_state():
     if 'domain' not in st.session_state: st.session_state['domain'] = 'Organic solar cell'
     
     # Config States (Defaults)
-    if 'model1_select' not in st.session_state: st.session_state['model1_select'] = 'deepseek-ai/DeepSeek-R1'
-    if 'model2_select' not in st.session_state: st.session_state['model2_select'] = 'deepseek-ai/DeepSeek-v3.1'
+    if 'model1_select' not in st.session_state: st.session_state['model1_select'] = 'deepseek-reasoner'
+    if 'model2_select' not in st.session_state: st.session_state['model2_select'] = 'deepseek-reasoner'
     if 'api_key' not in st.session_state: st.session_state['api_key'] = os.getenv('OPENAI_API_KEY', '')
     
     # Agent & Logic States
@@ -73,8 +73,8 @@ def update_agent_if_needed(current_config):
             # Don't try to init if no key, just return
             return 
 
-        model1 = current_config['model1'] or "deepseek-ai/DeepSeek-R1"
-        model2 = current_config['model2'] or "deepseek-ai/DeepSeek-v3.1"
+        model1 = current_config['model1'] or "deepseek-reasoner"
+        model2 = current_config['model2'] or "deepseek-reasoner"
         domain = current_config['domain']
         file_path = current_config['file_path']
         image_path = current_config['image_path']