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

# Humeai

> Python API reference for the humeai text-to-speech provider.

<Card title="Usage guide" icon="book" href="/plugins/tts/humeai" horizontal>
  Setup, environment variables, and Python/JavaScript/Go usage examples.
</Card>

## HumeAITTS

Initialize the HumeAI TTS plugin.

Slot: tts. Route: plugins -- direct to the vendor, with HUMEAI\_API\_KEY or
an explicit api\_key.

```python theme={null}
from zeroruntime.plugins import HumeAITTS  # direct to the vendor, with your key
```

### Fields

<ParamField path="voice" type="Optional[str]" default="Serene Assistant" />

<ParamField path="speed" type="float" default="1.0" />

<ParamField path="response_format" type="Literal['pcm', 'mp3', 'wav']" default="pcm" />

<ParamField path="instant_mode" type="bool" default="True" />