building-streamlit-chat-ui

Build Streamlit chat interfaces with st.chat_message and st.chat_input.

Updated Apr 20, 2025
One-click install
npx skills add https://github.com/cathayrisk/Anya --skill building-streamlit-chat-ui-cathayrisk
Or copy as Structured Prompt for Agent▼
Please help me install this Agent Skill.
Skill: building-streamlit-chat-ui
Source: https://github.com/cathayrisk/Anya/tree/main/skills/developing-with-streamlit/skills/Streamlit%20chat%20interfaces
Command: npx skills add https://github.com/cathayrisk/Anya --skill building-streamlit-chat-ui-cathayrisk

SYSTEM DOCUMENTATION & REQUIREMENTS

What problem does it solve?

Streamlit chat interfaces are time-consuming to build and require cohesive UI elements for user input, message history, and streaming responses.

Core Features & Use Cases

  • Uses st.chat_message and st.chat_input to render a conversational UI, maintains message history, and supports streaming responses.
  • Includes avatars, suggestion chips, file uploads, and optional audio input to enhance interactions.
  • Ideal for AI assistants, customer support bots, or demonstrations in data apps.

Quick Start

Create a Streamlit chat UI using st.chat_message and st.chat_input to collect user input, display messages, and stream assistant responses.

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 streaming chatbot UI in Streamlit?▼

Build a streaming chatbot UI in Streamlit by leveraging st.chat_message and st.chat_input to collect user input, display message history, and stream assistant responses. It includes avatars, suggestion chips, and file uploads to enhance interactions.

Can I use st.chat_message to maintain conversation history in a Streamlit app?▼

Yes, you can use st.chat_message to maintain conversation history in a Streamlit app. The component renders a conversational UI that displays past messages and pairs with state management to preserve interactions throughout the session.

Does the Streamlit chat interface support file uploads and audio input?▼

The Streamlit chat interface supports file uploads and optional audio input. These features integrate natively with st.chat_input and st.chat_message to enhance user interactions within conversational AI assistants and customer support bots.

What is the best way to display streaming LLM responses in Streamlit?▼

The best way to display streaming LLM responses in Streamlit is by using the built-in chat components alongside optional streaming helpers. This approach ensures proper state management and compatibility with multiple LLM backends for live response rendering.

Can I connect multiple LLM backends to a Streamlit chat interface?▼

You can connect multiple LLM backends to a Streamlit chat interface. The implementation supports compatibility with various LLM backends while using st.chat_message and st.chat_input to render the conversational UI and stream responses.

Why is my Streamlit chat UI not maintaining message history?▼

A Streamlit chat UI fails to maintain message history when proper state management is missing. You must explicitly configure session state to preserve user input and assistant responses when using st.chat_message and st.chat_input for your conversational UI.