xAI Launches Voice Cloning via API with Over 80 Voices and 28 Languages
Clone any voice from just a few seconds of audio for apps like audiobooks.
Deep Dive
xAI has added voice cloning to its API toolkit, enabling developers to create custom AI voices from short audio recordings or choose from a library of more than 80 voices spanning 28 languages. The 'Custom Voices and Voice Library' feature, which went live on April 30, 2026, is designed for applications such as personalized voice agents, audiobooks, and video game characters.
Key Points
- Over 80 pre-built voices in 28 languages are available
- Custom voices can be created from just a few seconds of audio
- Includes audio watermarking and usage limits to prevent misuse
Why It Matters
xAI's voice cloning API enables scalable, personalized voice interactions for global apps.