Kitten TTS 😻

🎉 ANNOUNCEMENT: New version of KittenTTS is now available to download!

Wanna hear samples? Try the model for free on Hugging Face Spaces by clicking this link

Kitten TTS is an open-source realistic text-to-speech model with just 15 million parameters, designed for lightweight deployment and high-quality voice synthesis.

Currently in developer preview

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Email the creators with any questions : info@stellonlabs.com

Features

• Ultra-lightweight: Model size less than 25MB
• CPU-optimized: Runs without GPU on any device
• High-quality voices: Several premium voice options available
• Fast inference: Optimized for real-time speech synthesis

Models

Some users are facing minor issues with the kitten-tts-nano-int8 model. We are looking into it. Please report to us if you face any issues.

Demo Video

https://github.com/user-attachments/assets/d80120f2-c751-407e-a166-068dd1dd9e8d

Quick Start

Installation

pip install https://github.com/KittenML/KittenTTS/releases/download/0.8/kittentts-0.8.0-py3-none-any.whl

### Basic Usage

from kittentts import KittenTTS
m = KittenTTS("KittenML/kitten-tts-mini-0.8")

audio = m.generate("This high quality TTS model works without a GPU.", voice='Jasper' )

# available_voices : ['Bella', 'Jasper', 'Luna', 'Bruno', 'Rosie', 'Hugo', 'Kiki', 'Leo']

# Save the audio
import soundfile as sf
sf.write('output.wav', audio, 24000)

System Requirements

Works literally everywhere. Needs python3.12. We recommend using conda.

Checklist

• [x] Release a preview model
• [ ] Release the fully trained model weights
• [ ] Release mobile SDK
• [ ] Release web version