Qwen3 TTS Text to Speech | Realistic Voice & TTS API

Qwen3-TTS Text-to-Speech

Qwen3-TTS Text-to-Speech is a high-quality text-to-speech model with a curated selection of preset voices. Choose from 9 distinct voices spanning different genders and speaking styles, with optional style instructions to fine-tune the delivery.

Why Choose This?

Curated voice library 9 preset voices with distinct personalities — from professional narrators to friendly conversational tones.
Style instruction support Guide the speaking style with natural language instructions for customized delivery.
Auto language detection Set language to "auto" and the model intelligently detects the language from your text.
Simple and fast Straightforward interface — select a voice, enter text, and generate.

Parameters

Parameter	Required	Description
text	Yes	The text to convert to speech
language	Yes	Language code or "auto" for automatic detection
voice	Yes	Preset voice to use (see Available Voices below)
style_instruction	No	Natural language guidance for speaking style

Available Voices

Voice	Description
Vivian	Female voice
Serena	Female voice
Ono_Anna	Female voice
Sohee	Female voice
Uncle_Fu	Male voice
Dylan	Male voice
Eric	Male voice
Ryan	Male voice
Aiden	Male voice

Style Instruction Examples

"Speak slowly and calmly, like a meditation guide"
"Energetic and enthusiastic, like a sports announcer"
"Professional and clear, suitable for corporate presentations"
"Warm and friendly, like talking to a close friend"

How to Use

Enter your text — write or paste the content you want to convert to speech.
Select language — choose the target language or use "auto" for automatic detection.
Choose a voice — select from the 9 available preset voices.
Add style instruction (optional) — describe how you want the voice to sound.
Run — submit and download your audio file.

Pricing

Text Length	Cost
Under 100 chars	$0.005
100+ chars	$0.005 per 100 characters

Billing Rules

Minimum charge: $0.005 (for texts under 100 characters)
For longer texts: $0.005 × (character count / 100)

Best Use Cases

Video Voiceovers — Generate professional narration for YouTube, ads, or explainer videos.
Audiobook Production — Convert manuscripts into natural-sounding narration.
Podcasts & Broadcasting — Create consistent voice content without recording equipment.
E-learning & Training — Produce clear, engaging audio for educational materials.
Accessibility — Convert written content to audio for visually impaired users.

Pro Tips

Try different voices to find the best match for your content type.
Use style_instruction to adjust tone without changing the voice itself.
Match female voices (Vivian, Serena, Ono_Anna, Sohee) for softer content; male voices (Uncle_Fu, Dylan, Eric, Ryan, Aiden) for authoritative content.
Test with short text first to preview how the voice sounds before generating longer content.

Related Models

Qwen3-TTS Voice Clone — Clone any voice from a short audio sample.
Qwen3-TTS Voice Design — Design custom voices using natural language descriptions.

Notes

All 9 voices are optimized for natural, clear speech output.
Style instructions work best when they describe emotion, pace, or tone rather than technical audio settings.
For best quality, match the language parameter to your text content.

Qwen3 Tts Text To Speech API — Quick start

Grab a WaveSpeedAI API key, then call POST https://api.wavespeed.ai/api/v3/wavespeed-ai/qwen3-tts/text-to-speech with your input as JSON. The endpoint returns a prediction id; poll the prediction endpoint until status flips to completed, then read the output URL from data.outputs[0]. Examples for Qwen3 Tts Text To Speech below.

HTTP example

# Submit the prediction
curl -X POST "https://api.wavespeed.ai/api/v3/wavespeed-ai/qwen3-tts/text-to-speech" \
  -H "Content-Type: application/json" \
  -H "Authorization: Bearer $WAVESPEED_API_KEY" \
  -d '{
    "language": "auto",
    "voice": "Vivian"
}'

# Response includes a prediction id. Poll for the result:
curl -X GET "https://api.wavespeed.ai/api/v3/predictions/{request_id}/result" \
  -H "Authorization: Bearer $WAVESPEED_API_KEY"

# When status is "completed", read the output from data.outputs[0].

Node.js example

// npm install wavespeed
const WaveSpeed = require('wavespeed');

const client = new WaveSpeed(); // reads WAVESPEED_API_KEY from env

const result = await client.run("wavespeed-ai/qwen3-tts/text-to-speech", {
        "language": "auto",
        "voice": "Vivian"
});

console.log(result.outputs[0]); // → URL of the generated output

Python example

# pip install wavespeed
import wavespeed

output = wavespeed.run(
    "wavespeed-ai/qwen3-tts/text-to-speech",
    {
    "language": "auto",
    "voice": "Vivian"
}
)

print(output["outputs"][0])  # → URL of the generated output

Qwen3 Tts Text To Speech API — Frequently asked questions

What is the Qwen3 Tts Text To Speech API?

Qwen3 Tts Text To Speech is a WaveSpeedAI model for audio generation, exposed as a REST API on WaveSpeedAI. Qwen3 TTS: Multi-language, multi-voice text-to-speech synthesis with style control. Supports 11 languages and 9 voice characters. Ready-to-use REST inference API, best performance, no cold starts, affordable pricing. You can call it programmatically or try it from the playground above.

How do I call the Qwen3 Tts Text To Speech API?

POST your input parameters to the model's REST endpoint (shown in the API tab of this playground) with your WaveSpeedAI API key in the Authorization header. Submission returns a prediction ID; poll the prediction endpoint until status flips to "completed", then read the output URL from the result. The playground generates a ready-to-paste code sample in Python, JavaScript, or cURL for whatever inputs you've set. Full request/response shape is documented at https://wavespeed.ai/docs/docs-api/wavespeed-ai/qwen3-tts-text-to-speech.

How much does Qwen3 Tts Text To Speech cost per run?

Qwen3 Tts Text To Speech starts at $0.005 per run. That figure is the base price — the final charge scales with the parameters you set in the form (output size, length, count, references, or whatever knobs this model exposes), so a higher-quality or larger output costs more than a minimal one. The exact cost for your current input is shown live next to the Generate button before you submit, and the actual per-call charge is recorded on the prediction afterwards.

What inputs does Qwen3 Tts Text To Speech accept?

Key inputs: `language`, `style_instruction`, `text`, `voice`. The full JSON schema (types, defaults, allowed values) is rendered above the Generate button and mirrored in the API reference at https://wavespeed.ai/docs/docs-api/wavespeed-ai/qwen3-tts-text-to-speech.

How long does Qwen3 Tts Text To Speech take to generate?

Average end-to-end generation time on WaveSpeedAI is around 13 seconds per request — measured across recent runs. Queue time scales with global demand; live status is visible in the prediction record.

Can I use Qwen3 Tts Text To Speech outputs commercially?

Commercial usage rights depend on the model's license, set by its provider (WaveSpeedAI). The license summary appears on the model card above; see WaveSpeedAI's Terms of Service for platform-level conditions.

ExamplesView all

Related Models

README

Qwen3-TTS Text-to-Speech

Why Choose This?

Parameters

Available Voices

Style Instruction Examples

How to Use

Pricing

Billing Rules

Best Use Cases

Pro Tips

Related Models

Notes

Qwen3 Tts Text To Speech API — Quick start

Qwen3 Tts Text To Speech API — Frequently asked questions