fastui-chat 0.2.1

Minimalistic chatbot ui using fastapi, fastui and langchain.

fastui-chat

A minimalistic ChatBot Interface in pure python.
Build on top of FastUI and LangChain Core.

Usage

pip install fastui-chat

from langchain.chat_models import ChatOpenAI
from langchain.memory import ChatMessageHistory

from fastui_chat import ChatUI, basic_chat_handler

history = ChatMessageHistory()
handler = basic_chat_handler(
    llm=ChatOpenAI(),
    chat_history=history,
)

history.add_ai_message("How can I help you today?")

app = ChatUI(
    chat_history=history,
    chat_handler=handler,
)

app.start_with_uvicorn()

Features

• Easy to use
• Minimalistic & Lightweight
• LangChain Compatible
• Python Only

Development Setup

git clone https://github.com/shroominic/fastui-chat.git && cd fastui-chat

./dev-install.sh

TODO

• Image IO (vision models)

• Store previous chats and display them

• AutoScroll to bottom of chat on new message

• Make easy to deploy

• Add tests

• Add more examples

• ... other ideas? Open an issue or PR!