Agent Elements — 22 React Components, Preview & Copy | 21st.dev

Agent Elements

Agent Elements

Collection of React UI components for building AI agent chat interfaces, like send/attachment buttons, suggestions, and loaders.

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Agent Elements components

Agent Chat

Agent Chat

Agent Chat

Agent Chat

Agent Chat

Agent Chat

Input Bar

Input Bar

Input Bar

Input Bar

Input Bar

Input Bar

Markdown

Markdown

Markdown

Markdown

Markdown

Markdown

Error Message

Error Message

Error Message

Error Message

Error Message

Error Message

Edit Tool

Edit Tool

Edit Tool

Edit Tool

Edit Tool

Edit Tool

Edit Tool

Edit Tool

MCP Tool

MCP Tool

MCP Tool

MCP Tool

MCP Tool

MCP Tool

Subagent Tool

Subagent Tool

Subagent Tool

Subagent Tool

Subagent Tool

Subagent Tool

Generic Tool

Generic Tool

Generic Tool

Generic Tool

Components
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21st
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Agent Elements

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About Agent Elements

Agent Elements is a component library on 21st.dev by 21st with 22 public React components. Every component ships with a live interactive preview and full TSX source — copy the code, install it through the shadcn CLI, or pull it into Cursor or Claude Code over MCP.

All 22 Agent Elements components

Agent Chat
Attachment Button
Bash Tool
Edit Tool
Error Message
File Attachment
Generic Tool
Input Bar
Markdown
MCP Tool
Model Picker
Mode Selector
Plan Tool
Search Tool

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