Updating app.py

app.py

@@ -7,7 +7,8 @@ from langchain.text_splitter import CharacterTextSplitter
 from langchain.vectorstores import FAISS
 from langchain_community.document_loaders import WebBaseLoader
 from langchain.chains.question_answering import load_qa_chain
-from langchain.llms import OpenAI
+# from langchain.llms import OpenAI
+from langchain_openai import ChatOpenAI
 
 # Streamlit UI
 st.title("🔍 Chat with Any Website")
@@ -59,7 +60,8 @@ if docsearch:
     st.subheader("💬 Chat with Website")
     user_query = st.text_input("Enter your question")
     if st.button("Get Answer") and user_query:
-        chain = load_qa_chain(OpenAI(), chain_type="stuff")
+        # chain = load_qa_chain(OpenAI(), chain_type="stuff")
+        chain = load_qa_chain(ChatOpenAI(model="gpt-4o"), chain_type="stuff")
         docs = docsearch.similarity_search(user_query)
         response = chain.run(input_documents=docs, question=user_query)
         st.write("**Response:**", response)