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Model ID: qwen/qwen3-tts-customvoice | Endpoint ID: qwen3-tts | Parameters: 1.7B | Released: 2026-01-22

Overview

Qwen3-TTS-12Hz-1.7B-CustomVoice is a multilingual text-to-speech model from the Qwen3 family. With 1.7 billion parameters, it delivers high-quality speech synthesis across English, Chinese, Japanese, and Korean. The model features 9 preset voices and supports custom voice cloning, making it versatile for various applications. Operating at a 12Hz token rate, it provides efficient audio generation while maintaining natural-sounding output.

Air API Playground

Try the model in the playground.

Deploy with Container

Deploy with AIR Container.

API Usage Guide

Learn how to use the API.

Pricing

Key Features

  • 1.7B parameter model with high-quality multilingual speech synthesis
  • Supports English, Chinese, Japanese, and Korean
  • 9 diverse preset voices with custom voice capability
  • 12Hz token rate for efficient audio generation
  • Built on Qwen3 architecture with strong language understanding

Use Cases

Narration Generation

Generate natural voice narration for video content and audiobooks. Input Text:
Life is like a box of chocolates. You never know what you’re gonna get.

Voice Announcements

Create voice announcements and notifications with various voice styles. Input Text:
Your order has been confirmed and will be delivered within 3 business days.

Conversational AI Voice

Generate natural voice responses for chatbots and virtual assistants. Input Text:
I’d be happy to help you with that! Let me check your account details.

Parameters

Quick Start

1

Get your API key

Generate an API key from your AirCloud account.
2

Run the code

Replace YOUR_API_KEY with your actual key and choose your preferred language.

Tags

open-source tts 1.7B custom-voice multilingual multi-voice