Update app.py

app.py

@@ -6,6 +6,7 @@ import os
 import chromadb
 import uuid
 from pathlib import Path
+import time
 
 os.environ['OPENAI_API_KEY'] = os.environ['OPEN_API_KEY']
 st.title("Contracts Summary ")
@@ -51,6 +52,7 @@ documents = []
 
 
 def get_summary_single_doc(text):
+    time.sleep(5)
     from langchain.llms import OpenAI
     from langchain.chains.summarize import load_summarize_chain
     from langchain.text_splitter import CharacterTextSplitter
@@ -86,7 +88,7 @@ def get_summary_single_doc(text):
     #Define the LLM
     # here we are using OpenAI's ChatGPT
     from langchain.chat_models import ChatOpenAI
-    model_name = "gpt-3.5-turbo"
+    model_name = "gpt-4o"
     llm=ChatOpenAI(temperature=0, openai_api_key=LLM_KEY, model_name=model_name)
 
     refine_chain = load_summarize_chain(