Update app.py

app.py

@@ -9,6 +9,10 @@ API_KEY = os.getenv("OpenRouter_API_KEY")
 # Define available models for selection
 MODEL_OPTIONS = [
     "openai/gpt-4o-mini-2024-07-18",
+    "openai/gpt-4o-2024-11-20",
+    "anthropic/claude-3.5-sonnet",
+    "google/gemini-pro-1.5",
+    "cohere/command-r-plus",
     "meta-llama/llama-3.1-405b-instruct",
     "nvidia/llama-3.1-nemotron-70b-instruct",
     "qwen/qwen-2.5-7b-instruct",