Update app.py

app.py

@@ -8,7 +8,7 @@ def generate_image():
         return jsonify({'error': 'Missing required parameters'}), 400
     headers = {'Authorization': data['APIKEY']}
     post_data = {
-        'model': 'dalle3',
+        'model': 'dalle2',
         'prompt': data['prompt'],
         'userId': data['userId']
     }