Kotoba TTS v2

kotoba-technologies/kotoba-tts/v2/tts/ws

Japanese speech synthesis with male-01 and female-01 preset voices. Returns completed 24 kHz mono WAV audio. Billed by exact UTF-8 bytes, not characters. Hide Router accepts up to 12,000 input bytes.

Text to speech

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Pricing

Includes our margin. Charged per request from your balance.

Per thousand utf8 bytes: $0.028

Details

Provider: Kotoba-technologies
Added: Nov 5, 2026

Options

Parameters this model accepts.

Voices (2): male-01
female-01

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": "kotoba-technologies/kotoba-tts/v2/tts/ws",
    "input": "Hello! This is a quick test of text to speech.",
    "voice": "male-01"
  }' \
  --output speech.mp3

Pricing

Details

Options

Use it from the API

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