Streamlit Template

Overview

A community-maintained template that demonstrates how to deploy a LangChain application using Streamlit. It provides a reference architecture for connecting LangChain chains to Streamlit's interactive UI components.

Best for

Best for
Developers who want a quick, local prototype of a LangChain app with a Streamlit interface.

Use cases

• Quickly prototype a LangChain chatbot with a Streamlit frontend
• Learn how to structure a LangChain app for Streamlit deployment
• Serve a LangChain chain as a web app without building a full backend

Notes

A community-maintained template that demonstrates how to deploy a LangChain application using Streamlit. It provides a reference architecture for connecting LangChain chains to Streamlit’s interactive UI components.

298 stars on GitHub. Last updated 2025-01-11.

Use cases

• Quickly prototype a LangChain chatbot with a Streamlit frontend
• Learn how to structure a LangChain app for Streamlit deployment
• Serve a LangChain chain as a web app without building a full backend

Pros

• Simple, minimal setup for getting LangChain into a web UI
• Leverages Streamlit’s fast iteration for prototyping
• Free and open source with 298 GitHub stars

Cons

• Not designed for production-scale or multi-user workloads
• Limited to Streamlit’s single-threaded execution model
• No built-in authentication, state management, or monitoring

Indexed from awesome-langchain and enriched against its public facts.