building-streamlit-chat-ui

Create conversational chat interfaces in Streamlit applications.

1|Updated Mar 22, 2026
One-click install
npx skills add https://github.com/michaelschecht/Edge-Radar --skill building-streamlit-chat-ui-michaelschecht
Or copy as Structured Prompt for Agent
Please help me install this Agent Skill.
Skill: building-streamlit-chat-ui
Source: https://github.com/michaelschecht/Edge-Radar/tree/main/.claude/skills/developing-with-streamlit/skills/building-streamlit-chat-ui
Command: npx skills add https://github.com/michaelschecht/Edge-Radar --skill building-streamlit-chat-ui-michaelschecht

SYSTEM DOCUMENTATION & REQUIREMENTS

💡 This Skill requires streamlit, and includes scripts (resource) components.

What problem does it solve?

This Skill streamlines the process of creating chat interfaces using Streamlit, reducing development time and simplifying the user experience for chatbots and AI assistants.

Core Features & Use Cases

  • Streamlit Chat Elements: Provides an overview of how to use Streamlit's chat features, such as st.chat_message and st.chat_input.
  • Message History: Enables managing message history and streaming responses for more engaging interactions.
  • Quick Start: Offers a straightforward way to get started with chat interfaces using Streamlit.

Quick Start

To build a chat interface, use the following Streamlit script to start a basic conversation.

import streamlit as st

if "messages" not in st.session_state:
    st.session_state.messages = []

# Display chat history
for msg in st.session_state.messages:
    with st.chat_message(msg["role"]):
        st.write(msg["content"])

# Handle new input
if prompt := st.chat_input("Ask a question"):
    st.session_state.messages.append({"role": "user", "content": prompt})

    with st.chat_message("user"):
        st.write(prompt)

    with st.chat_message("assistant"):
        response = get_response(prompt)  # Your LLM call
        st.write(response)

    st.session_state.messages.append({"role": "assistant", "content": response})

Frequently Asked Questions about building-streamlit-chat-ui

High-intent search queries and answers about installing and using this skill.

FAQPage Schema
How do I build a chat interface in Streamlit?

To build a chat interface in Streamlit, use native chat elements like `st.chat_message` and `st.chat_input` to render conversational UI components. You manage the dialogue history within `st.session_state` and dynamically display user and assistant messages.

How does message history work in a Streamlit chatbot?

Message history in a Streamlit chatbot works by storing dialogue dictionaries in `st.session_state`. The application iterates through this saved list on each rerun to re-render the full conversational history using `st.chat_message`.

Can I use Streamlit for rapid prototyping of conversational UIs?

Yes, you can use Streamlit for rapid prototyping of conversational UIs. It provides built-in chat elements and custom Python scripts that simplify integration into web-based chat applications for quick development.

What is the best way to create an AI assistant UI using Python?

Using Streamlit is a straightforward way to create an AI assistant UI in Python. It streamlines development by providing native chat components like `st.chat_message` to handle conversational interactions and message history.

Does Streamlit support streaming responses for chat applications?

Yes, Streamlit supports streaming responses for chat applications. You can manage message history and stream responses within the chat interface to create more engaging and real-time user interactions.