Clients for the LangChain demo

This repo serves as the companion to the langChainDemo repo. It is used to show simple alternatives to consume the APIs exposed when LangServe is running. This repo expects to be able to connect to the inference endpoints running at 127.0.0.1:8000

Installing dependencies

Install Poetry following the instructions here. Install all the dependencies and activate your environment

poetry install
poetry shell

Sample UIs

CLI

To run the different flavors of the "/simple" endpoint, just run python langchaindemoclient/main.py Responses will be logged to the console

Web Uis

There are 3 simple Web UIs available using 3 different frameworks:

• Streamlit: Run the UI with streamlit run webUI/streamlitChatBot.py
• Gradio: Execute the following command to run the UI: python webUI/gradioChatbot.py
• chainlit: Run the commands

    cd webUI/chainlit
    chainlit run --port 8080 chainlitChatBot.py 

Useful Resources

• LangSmith Docs: https://docs.smith.langchain.com/tracing
• Langserve Application templates: https://templates.langchain.com
• LangChain Hub: https://smith.langchain.com/hub
• LangChain Python documentation: https://python.langchain.com/
• LangChain JS documentation: https://js.langchain.com
• Blog: https://blog.langchain.dev/
• Discord: https://discord.gg/cU2adEyC7w
• Repo for this demo:
  • Backend: https://github.com/camba1/langChainDemo
  • Frontend: https://github.com/camba1/langchainDemoClient