Update app.py (#1)

- Update app.py (c7edb9aaf947e94fe9189f69560a8ef52ff2bdc4)

app.py

@@ -77,7 +77,9 @@ def respond(message, history, model, approach, system_message, max_tokens, tempe
 def create_model_dropdown():
     return gr.Dropdown(
         ["nousresearch/hermes-3-llama-3.1-405b:free", "meta-llama/llama-3.1-8b-instruct:free", 
-         "qwen/qwen-2-7b-instruct:free", "google/gemma-2-9b-it:free", "mistralai/mistral-7b-instruct:free"],
+         "qwen/qwen-2-7b-instruct:free", "google/gemma-2-9b-it:free", "mistralai/mistral-7b-instruct:free",
+        "mistralai/pixtral-12b:free", "qwen/qwen-2-vl-7b-instruct:free", "google/gemini-flash-8b-1.5-exp",
+        "google/gemini-flash-1.5-exp", "google/gemini-pro-1.5-exp"],
         value="nousresearch/hermes-3-llama-3.1-405b:free", label="Model"
     )