Qwen Audio 3.1 TTS Plus

qwen-audio-3.1-tts-plus

High-quality multilingual speech synthesis for narration, dubbing, brand voices, and character performance. Four preset voices support instruction-guided emotion, tone, and persona, plus SSML and expressive tags. Returns MP3, WAV, or PCM audio after generation completes. Optional API word timestamps return JSON with base64 audio. Billed by measured characters. Hide Router accepts up to 20,000 characters per request; this is a transport limit.

Text to speech

Open in Studio Create an API key

Pricing

Includes our margin. Charged per request from your balance.

Per 1K characters: $0.056

Details

Provider: Alibaba
Added: Nov 5, 2026

Options

Parameters this model accepts.

Voices (4): longanlingxin_v3.1
xunanchuan_v3.1
longanhuan_v3.1
longanfengyue_v3.1
Languages: Auto
Chinese
English
French
German
Japanese
Korean
Russian
Portuguese
Thai
Indonesian
Vietnamese
Spanish
Italian
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Malay
Filipino
Arabic
Default Auto
Max input: 20,000 characters

Use it from the API

Replace $HIDE_API_KEY with a key from the Developers page. Base URL https://hide.st/api/v1.

curl https://hide.st/api/v1/audio/speech \
  -H "Authorization: Bearer $HIDE_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
    "model": "qwen-audio-3.1-tts-plus",
    "input": "Hello! This is a quick test of text to speech.",
    "voice": "longanlingxin_v3.1"
  }' \
  --output speech.mp3

Pricing

Details

Options

Use it from the API

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