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📢 Update Notice

Two new TTS models, sona speech 2 and supertonic api 1 (beta), have been released.

  • sona speech 2: Supports 23 languages and offers enhanced speech quality.
  • supertonic api 1 (beta): Lightweight, low-latency model supporting 5 languages.

Please refer to the updated documentation for model details and usage guidelines.

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Getting Started

This documentation is a guide prepared for those who are new to the Supertone API. It’s structured to help you quickly learn the overall flow of generating voices, searching for voices, and managing usage through the API. Supertone API is an integrated service with Supertone Play, allowing you to register voices, recharge credits, and perform voice synthesis all with a single account. It’s designed to be easily accessible not only for developers familiar with APIs, but also for users who operate services primarily through Play.

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Check Guides

Before integrating the Supertone API, please check the guides in the following order.

Quick Start

Learn the simple flow from authentication to voice verification and TTS calls

Voice Selection Guide

Understanding the concept of voice_id, how to find voices, and Play integration

Text-to-Speech Guide

Detailed usage including parameter descriptions, audio output, model selection, etc.

Rate Limits

Check request limits when making API calls

Error Handling

Check errors that may occur during integration

Frequently Asked Questions

Collection of key questions about cloned voices, credits, call errors, etc.

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Integrating Supertone API

Ready to integrate Supertone API? Access the developer console to get your API Key and check the API reference to integrate the API.

Developer Console

Get your API Key and check the dashboard.

API Reference

Check the Supertone API reference documentation for integration.

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Support and Resources

Customer Support

If you have any difficulties or questions while using the Supertone API, please let us know.

Frequently Asked Questions

Check frequently asked questions related to Supertone API services.

Release Notes

Check the latest updates for Supertone API.

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Enterprise Inquiry

Enterprise Inquiry

If you have questions about enterprise-level rate limits or pricing plans, please send us an inquiry.