> ## Documentation Index
> Fetch the complete documentation index at: https://visionagents.ai/llms.txt
> Use this file to discover all available pages before exploring further.

# Wizper

[Wizper](https://fal.ai/models/fal-ai/wizper) is a real-time Whisper v3 variant hosted by Fal.ai. Provides accurate STT with on-the-fly translation to 99+ languages.

<Info>
  Vision Agents requires a [Stream](https://getstream.io/try-for-free/) account
  for real-time transport. Most providers offer free tiers to get started.
</Info>

## Installation

```sh theme={null}
uv add "vision-agents[wizper]"
```

## Quick Start

```python theme={null}
from vision_agents.core import Agent, User
from vision_agents.plugins import wizper, gemini, elevenlabs, getstream

agent = Agent(
    edge=getstream.Edge(),
    agent_user=User(name="Assistant", id="agent"),
    instructions="You are a helpful assistant.",
    llm=gemini.LLM("gemini-3-flash-preview"),
    stt=wizper.STT(),
    tts=elevenlabs.TTS(),
)
```

<Warning>Set `FAL_KEY` in your environment for Fal.ai authentication.</Warning>

## Parameters

| Name              | Type  | Default        | Description                                           |
| ----------------- | ----- | -------------- | ----------------------------------------------------- |
| `task`            | `str` | `"transcribe"` | Task (`"transcribe"` or `"translate"`)                |
| `target_language` | `str` | `None`         | ISO-639-1 code for translation (e.g., `"es"`, `"fr"`) |
| `sample_rate`     | `int` | `48000`        | Audio sample rate in Hz                               |

## Translation

Translate speech to any supported language:

```python theme={null}
# Translate all speech to Spanish
stt = wizper.STT(target_language="es")
```

## Next Steps

<CardGroup cols={2}>
  <Card title="Build a Voice Agent" icon="microphone" href="/introduction/voice-agents">
    Get started with voice
  </Card>

  <Card title="Build a Video Agent" icon="video" href="/introduction/video-agents">
    Add video processing
  </Card>
</CardGroup>