Zonos-v0.1 is a real-time text-to-speech (TTS) model developed by the Zyphra team, equipped with high-fidelity voice cloning features. This model includes a 1.6B parameter transformer model and a 1.6B parameter hybrid model, both released under the Apache 2.0 open source license. It can generate natural and expressive speech from text prompts and supports multiple languages. Additionally, Zonos-v0.1 enables high-quality voice cloning from 5 to 30-second voice clips and can be adjusted based on speaking speed, pitch, quality, and emotion. Its key advantages include high generation quality, support for real-time interaction, and flexible voice control capabilities. The release of this model aims to advance research and development in TTS technology.