Chatterbox Turbo

Fast open-source text-to-speech with expressive voice cloning and paralinguistic tags.

Chatterbox Turbo is Resemble AI’s fastest open-source text-to-speech model with paralinguistic tags for non-speech sounds and expressive voice cloning capabilities. It supports multiple preset voices and custom voice cloning via audio URL.

Try in playground

Test Chatterbox Turbo in the Runpod Hub playground.

Endpoint	https://api.runpod.ai/v2/chatterbox-turbo/runsync
Pricing	$0.001 per second
Type	Text-to-speech

Request

All parameters are passed within the input object in the request body.

input.prompt · string · required

Text to convert to speech.

input.voice · string · default: "lucy"

Preset voice ID. Options: aaron, abigail, anaya, andy, archer, brian, chloe, dylan, emmanuel, ethan, evelyn, gavin, gordon, ivan, laura, lucy, madison, marisol, meera, walter.

input.voice_url · string

URL of an audio file for voice cloning. Overrides the voice parameter.

input.format · string · default: "wav"

Output audio format. Options: wav, flac, ogg.

cURL

curl -X POST "https://api.runpod.ai/v2/chatterbox-turbo/runsync" \
  -H "Authorization: Bearer $RUNPOD_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
    "input": {
      "prompt": "Hello! Welcome to our text-to-speech demonstration.",
      "voice": "lucy",
      "format": "wav"
    }
  }'

import requests

response = requests.post(
    "https://api.runpod.ai/v2/chatterbox-turbo/runsync",
    headers={
        "Authorization": f"Bearer {RUNPOD_API_KEY}",
        "Content-Type": "application/json",
    },
    json={
        "input": {
            "prompt": "Hello! Welcome to our text-to-speech demonstration.",
            "voice": "lucy",
            "format": "wav",
        }
    },
)

result = response.json()
print(result["output"]["audio_url"])

const response = await fetch(
  "https://api.runpod.ai/v2/chatterbox-turbo/runsync",
  {
    method: "POST",
    headers: {
      Authorization: `Bearer ${RUNPOD_API_KEY}`,
      "Content-Type": "application/json",
    },
    body: JSON.stringify({
      input: {
        prompt: "Hello! Welcome to our text-to-speech demonstration.",
        voice: "lucy",
        format: "wav",
      },
    }),
  }
);

const result = await response.json();
console.log(result.output.audio_url);

Response

id · string

Unique identifier for the request.

status · string

Request status. Returns COMPLETED on success, FAILED on error.

output · object

The generation result containing the audio URL.

output.audio_url · string

URL of the generated audio file. This URL expires after 7 days.

200

{
  "id": "sync-a1b2c3d4-e5f6-7890-abcd-ef1234567890-u1",
  "status": "COMPLETED",
  "delayTime": 10,
  "executionTime": 1856,
  "output": {
    "audio_url": "https://audio.runpod.ai/abc123/output.wav"
  }
}

Audio URLs expire after 7 days. Download and store generated audio files immediately if you need to keep them.

Available voices

Chatterbox Turbo includes 20 preset voices:

Voice	Voice	Voice	Voice
aaron	abigail	anaya	andy
archer	brian	chloe	dylan
emmanuel	ethan	evelyn	gavin
gordon	ivan	laura	lucy
madison	marisol	meera	walter

Cost calculation

Chatterbox Turbo charges $0.001 per second of generated audio.