Streamlit

Streamlit is a faster way to build and share data apps. Streamlit turns data scripts into shareable web apps in minutes. All in pure Python. No front‑end experience required. See more examples at streamlit.io/generative-ai.

Installation and Setup

We need to install the streamlit Python package:

pip install streamlit

Memory

See a usage example.

from langchain_community.chat_message_histories import StreamlitChatMessageHistory

API Reference:

• StreamlitChatMessageHistory

Callbacks

See a usage example.

from langchain_community.callbacks import StreamlitCallbackHandler

API Reference:

• StreamlitCallbackHandler