Qwen3-TTS-VoiceDesign

ttsapache-2.0

● Qwen3-TTS-VoiceDesign is a voice design variant of Qwen3-TTS by Alibaba's Qwen team. Instead of selecting from preset voices, you describe the voice you want in natural language — and the model generates speech in that voice. Key capabilities: - Natural language voice control — describe any voice with free text (e.g. "a deep male voice with a calm, authoritative presence", "a young cheerful female with a warm and friendly tone") - 10 languages — English, Chinese, Japanese, Korean, German, F...

Capabilities

Infrastructure
Streaming
Fine-tuning

Details

Model IDQwen/Qwen3-TTS-VoiceDesign
Provider DeepInfra
Familyqwen3
Licenseapache-2.0
Statusactive
Typetts
Input modalitiestext
Output modalitiesspeech
Open weightYes
Parameters—
Architecture—
Max chars—
Sample rate—
Voices—
Languages—
Release date—
Sourceofficial

Endpoints

audio speechPOST
https://api.deepinfra.com/v1/openai/audio-speech

Pricing

$20.0000 per 1M input characters

Family Comparison: qwen3

ModelContextMax outPricing
Qwen3-Embedding-0.6B-batch———
Qwen3-Embedding-0.6B———
Qwen3-Embedding-4B-batch———
Qwen3-Embedding-4B———
Qwen3-Embedding-8B-batch———
Qwen3-Embedding-8B———
Qwen3-Reranker-0.6B———
Qwen3-Reranker-4B———
Qwen3-Reranker-8B———
Qwen3-TTS-VoiceDesign———
Qwen3-TTS———
Qwen3.5-0.8B262K—$0.01$0.05
Qwen3.5-2B262K—$0.02$0.1
Qwen3.5-4B262K—$0.03$0.15
Qwen3-32B41K—$0.08$0.28
Qwen3-235B-A22B-Instruct-2507262K—$0.09$0.55
Qwen3-Next-80B-A3B-Instruct262K—$0.09$1.1
Qwen3.6-35B-A3B262K—$0.1$0.95
Qwen3-14B41K—$0.12$0.24
Qwen3-30B-A3B41K—$0.12$0.5
Qwen3.5-35B-A3B262K—$0.14$1
Qwen3-VL-30B-A3B-Instruct262K—$0.15$0.6
Qwen3-VL-235B-A22B-Instruct262K—$0.2$0.88
Qwen3-235B-A22B-Thinking-2507262K—$0.23$2.3
Qwen3.5-27B262K—$0.26$2.6
Qwen3.5-122B-A10B262K—$0.29$2.4
Qwen3-Coder-480B-A35B-Instruct-Turbo262K—$0.3$1
Qwen3.5-397B-A17B262K—$0.45$3
Qwen3-Max-Thinking256K—$1.2$6
Qwen3-Max256K—$1.2$6

API

GET/v1/models/deepinfra/Qwen/Qwen3-TTS-VoiceDesign