Chat message
Messages with markdown and actions
AI & agents
Chat, streaming, tool calls, reasoning, agents and model UI for AI products. 16 components, free and MIT, with reduced-motion and RTL support.
PlaygroundFree
Streaming text
Text that streams in
Tool call
Tool runs with status
Reasoning block
Thinking you can expand
Model picker
Choose a model by speed and price
Chat composer
Prompt box with files and commands
Citations
Sources inline
Agent plan
A live agent checklist
Token meter
See context fill up
Voice orb
An orb that reacts to voice
Diff view
Review changes hunk by hunk
Code block
Highlighted code with copy
Suggestion chips
Prompt starters
Thread list
Chat history with search
Eval score
Scores against a threshold
Typing indicator
Someone is typing