LiveKit docs › Components › Audio visualizers › AgentAudioVisualizerBar

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# Agent Audio Visualizer – Bar

> An audio visualization of linear bouncing bars.

## Usage

**[AgentAudioVisualizerBar](https://docs.livekit.io/reference/components/agents-ui/component/agent-audio-visualizer-bar.md)** preview:

```tsx
'use client';

import { useSession, useAgent } from '@livekit/components-react';
import { AgentSessionProvider } from '@/components/agents-ui/agent-session-provider';
import { AgentAudioVisualizerBar } from '@/components/agents-ui/agent-audio-visualizer-bar';

const TOKEN_SOURCE = TokenSource.endpoint('/api/token');

export function Demo() {
  const { audioTrack, state } = useAgent();

  return (
    <AgentAudioVisualizerBar
      size={{size}}
      color={{color}}
      barCount={{barCount}}
      state={state}
      audioTrack={audioTrack}
    />
  );
}

export default function DemoWrapper({ session }) {
  const session = useSession(TOKEN_SOURCE);

  return (
    <AgentSessionProvider session={session}>
      <Demo />
    </AgentSessionProvider>
  );
}
```

## Features

- Visualize an agent's audio track
- Configure the number of bars used in the visualizer
- Select from five sizes: `icon`, `sm`, `md`, `lg`, and `xl`
- Responds to agent state with unique animations

## Installation

```bash
pnpm dlx shadcn@latest add @agents-ui/agent-audio-visualizer-bar

```

## Props

| Prop name | Type | Default |
| --------- | ---- | ------- |
| `size?` | enum | `md` |
| `state?` | enum | `connecting` |
| `color?` | `#${string}` | – |
| `barCount?` | number | – |
| `audioTrack?` | LocalAudioTrack | RemoteAudioTrack | TrackReferenceOrPlaceholder | – |
| `className?` | string | – |
| `children?` | ReactNode | – |
| `ref?` | Ref<HTMLDivElement> | – |
| `...props?` | ComponentProps<'div'> | |

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This document was rendered at 2026-06-07T11:35:24.555Z.
For the latest version of this document, see [https://docs.livekit.io/reference/components/agents-ui/component/agent-audio-visualizer-bar.md](https://docs.livekit.io/reference/components/agents-ui/component/agent-audio-visualizer-bar.md).

To explore all LiveKit documentation, see [llms.txt](https://docs.livekit.io/llms.txt).