Eleven Turbo v2.5

Balanced speed and quality for multilingual text-to-speech.

Audio

Turbo v2.5 technical docs

Endpoint, auth header, parameters, prices, and tested request examples for Eleven Turbo v2.5.

Endpoint

Endpoint and pricing

POST /audio/speech Endpoint https://api.imole.app/v1 Base URL 100 API cauris 100 Agent cauris
Headers

Request headers

Authorization required

Bearer Imole API key.

Content-Type required

Use application/json for JSON requests.

Parameters

Request parameters

model required

Any live ElevenLabs TTS model exposed by Imole.

input required

Text to synthesize.

voice_id required

ElevenLabs voice id.

output_format

Audio output format.

mp3_44100_128, mp3_44100_192, pcm_16000, pcm_24000, ulaw_8000
language_code

Optional language hint.

seed

Optional seed for stable re-generation.

voice_settings

Provider voice settings object.

stability

Convenience field merged into voice_settings.

similarity_boost

Convenience field merged into voice_settings.

Examples

Tested request examples

Basic TTS
curl -X POST "https://api.imole.app/v1/audio/speech" \
  -H "Authorization: Bearer $IMOLE_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
  "model": "eleven_turbo_v2_5",
  "input": "Welcome to Imole.",
  "voice_id": "21m00Tcm4TlvDq8ikWAM",
  "output_format": "mp3_44100_128"
}' \
  --output eleven_turbo_v2_5.mp3
Voice settings
curl -X POST "https://api.imole.app/v1/audio/speech" \
  -H "Authorization: Bearer $IMOLE_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
  "model": "eleven_turbo_v2_5",
  "input": "Bonjour. Bienvenue sur Imole.",
  "voice_id": "21m00Tcm4TlvDq8ikWAM",
  "output_format": "mp3_44100_128",
  "stability": 0.45,
  "similarity_boost": 0.8
}' \
  --output eleven_turbo_v2_5-tuned.mp3
Seeded voice take
curl -X POST "https://api.imole.app/v1/audio/speech" \
  -H "Authorization: Bearer $IMOLE_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
  "model": "eleven_turbo_v2_5",
  "input": "Imole confirms the voice generation.",
  "voice_id": "21m00Tcm4TlvDq8ikWAM",
  "output_format": "mp3_44100_128",
  "language_code": "fr",
  "seed": 7
}' \
  --output eleven_turbo_v2_5-seeded.mp3