Update app.py

app.py

@@ -95,17 +95,20 @@ available_models = [model.name for model in genai.list_models()]
 print("Available Gemini models:", available_models)
 
 # Select a free-tier model (prefer gemini-1.5-flash-latest, fallback to gemini-1.5-pro-latest)
-preferred_model = "gemini-1.5-flash-latest"
+# Select a free-tier model (prefer gemini-pro, fallback to other available models)
+preferred_model = "gemini-pro"  # Use the generally available model
 if preferred_model in available_models:
     gemini_model = genai.GenerativeModel(preferred_model)
     print(f"Using model: {preferred_model}")
 else:
-    fallback_model = "gemini-1.5-pro-latest"
-    if fallback_model in available_models:
-        gemini_model = genai.GenerativeModel(fallback_model)
-        print(f"Using model: {fallback_model}")
+    # Try other available models (if needed)
+    for model_name in ["gemini-1.5-flash", "gemini-1.5-pro"]:
+        if f"models/{model_name}" in available_models:
+            gemini_model = genai.GenerativeModel(f"models/{model_name}")
+            print(f"Using model: models/{model_name}")
+            break  # Use the first available match
     else:
-        raise ValueError("No suitable free-tier Gemini model available. Available models: " + str(available_models))
+        raise ValueError("No suitable Gemini model available. Available models: " + str(available_models))
 
 # Clean text
 def clean_text(text):