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KittenTTS is an open-source, ultra-lightweight, and high-quality text-to-speech model featuring just 15 million parameters and a binary size under 25 MB. It is designed for real-time CPU-based deployment across diverse platforms. 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.
Features
- Model size under 25 MB for easy distribution and deployment
- CPU-optimized inference—no GPU required
- Produces high-quality, realistic voices available in multiple pre‑defined options (e.g., expr‑voice‑2‑f/m through expr‑voice‑5‑f/m)
- Fast, real-time audio generation suitable for interactive applications
- Python API for easy integration (pip install and usage from Python)
- Apache 2.0 licensed for permissive reuse and modification
Project Samples
License
Apache License V2.0Follow Kitten TTS
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