diff --git a/README.md b/README.md
index 10dbdedd6091..6368f75f22fb 100644
--- a/README.md
+++ b/README.md
@@ -1,6 +1,15 @@
-# Welcome to Streamlit!
+Install requirements:
 
-Edit `/streamlit_app.py` to customize this app to your heart's desire. :heart:
+pip install -r requirements.txt
+
+on VS Code:
+py -m pip install -r requirements.txt
+
+
+
+Run app : 
+streamlit run main.py
+
+on VS Code:
+py -m streamlit run main.py
 
-If you have any questions, checkout our [documentation](https://docs.streamlit.io) and [community
-forums](https://discuss.streamlit.io).
diff --git a/main.py b/main.py
new file mode 100644
index 000000000000..c70352b0f86b
--- /dev/null
+++ b/main.py
@@ -0,0 +1,56 @@
+import streamlit as st
+from streamlit_chat import message
+
+from langchain.chat_models import ChatOpenAI
+from langchain.schema import (
+    SystemMessage,
+    HumanMessage,
+    AIMessage
+)
+
+
+def init():
+   
+    # setup streamlit page
+    st.set_page_config(
+        page_title="Your own ChatGPT",
+        page_icon="🤖"
+    )
+
+
+def main():
+    init()
+
+    OPENAI_API_KEY = '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'
+    llm = ChatOpenAI(temperature=0, model="gpt-3.5-turbo", openai_api_key=OPENAI_API_KEY)
+    # initialize message history
+    if "messages" not in st.session_state:
+        st.session_state.messages = [
+            SystemMessage(content="You are a helpful assistant.")
+        ]
+
+    st.header("Your own ChatGPT 🤖")
+
+    # sidebar with user input
+    with st.sidebar:
+        user_input = st.text_input("Your message: ", key="user_input")
+
+        # handle user input
+        if user_input:
+            st.session_state.messages.append(HumanMessage(content=user_input))
+            with st.spinner("Thinking..."):
+                response = chat(st.session_state.messages)
+            st.session_state.messages.append(
+                AIMessage(content=response.content))
+
+    # display message history
+    messages = st.session_state.get('messages', [])
+    for i, msg in enumerate(messages[1:]):
+        if i % 2 == 0:
+            message(msg.content, is_user=True, key=str(i) + '_user')
+        else:
+            message(msg.content, is_user=False, key=str(i) + '_ai')
+
+
+if __name__ == '__main__':
+    main()
\ No newline at end of file
diff --git a/requirements.txt b/requirements.txt
index 502d7d1a0d19..cbde836f99b6 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,3 +1,9 @@
 altair
 pandas
 streamlit
+streamlit_chat
+aiohttp==3.8.2
+yarl==1.8.1
+frozenlist==1.3.1
+openai ==1.1.1
+langchain
\ No newline at end of file
diff --git a/streamlit_app.py b/streamlit_app.py
deleted file mode 100644
index 7a0ed1272052..000000000000
--- a/streamlit_app.py
+++ /dev/null
@@ -1,40 +0,0 @@
-import altair as alt
-import numpy as np
-import pandas as pd
-import streamlit as st
-
-"""
-# Welcome to Streamlit!
-
-Edit `/streamlit_app.py` to customize this app to your heart's desire :heart:.
-If you have any questions, checkout our [documentation](https://docs.streamlit.io) and [community
-forums](https://discuss.streamlit.io).
-
-In the meantime, below is an example of what you can do with just a few lines of code:
-"""
-
-num_points = st.slider("Number of points in spiral", 1, 10000, 1100)
-num_turns = st.slider("Number of turns in spiral", 1, 300, 31)
-
-indices = np.linspace(0, 1, num_points)
-theta = 2 * np.pi * num_turns * indices
-radius = indices
-
-x = radius * np.cos(theta)
-y = radius * np.sin(theta)
-
-df = pd.DataFrame({
-    "x": x,
-    "y": y,
-    "idx": indices,
-    "rand": np.random.randn(num_points),
-})
-
-st.altair_chart(alt.Chart(df, height=700, width=700)
-    .mark_point(filled=True)
-    .encode(
-        x=alt.X("x", axis=None),
-        y=alt.Y("y", axis=None),
-        color=alt.Color("idx", legend=None, scale=alt.Scale()),
-        size=alt.Size("rand", legend=None, scale=alt.Scale(range=[1, 150])),
-    ))