ElevenLabs Text-to-Speech

Generate natural-sounding speech from text using ElevenLabs' neural TTS models.

POST

/api/v1/models/elevenlabs/tts

Convert text to speech with customizable voices

Model

ElevenLabs Multilingual v2

Cost

10 credits/1000 chars

Output

MP3 / PCM Audio

Request Body

Name	Type	Description
`text`required	`string`	Text to convert to speech (max 10,000 characters)
`voice`	`string`Default: `adam`	Voice preset: adam, antoni, josh, rachel, domi, bella
`voice_id`	`string`	ElevenLabs voice ID (overrides voice preset)
`model_id`	`string`Default: `eleven_multilingual_v2`	TTS model to use
`stability`	`number`Default: `0.5`	Voice stability (0-1). Lower = more expressive
`similarity_boost`	`number`Default: `0.75`	Voice similarity (0-1). Higher = closer to original voice
`output_format`	`string`Default: `mp3_44100_128`	Audio format: mp3_44100_128, mp3_44100_64, pcm_16000, pcm_22050

Available Voices

adam

Deep, authoritative male voice. Great for narration.

rachel

Calm, pleasant female voice. Perfect for ASMR content.

josh

Young, energetic male voice. Great for engaging content.

bella

Soft, young female voice. Approachable and friendly.

Get the full voice list with GET /api/v1/models/elevenlabs/voices

Example Request

"text">-purple-600">curl "text-blue-600">-X POST https://vydra.ai/api/v1/models/elevenlabs/tts \
  "text-blue-600">-H "Authorization: Bearer YOUR_API_KEY" \
  "text-blue-600">-H "Content">-Type: application/json" \
  "text-blue-600">-d '{
    "text": "Welcome to Vydra. The easiest way to create AI videos.",
    "voice": "adam",
    "stability": 0.5,
    "similarity_boost": 0.75
  }'

Response

{
  "audioUrl": "https://cdn.vydra.ai/audio/tts/org_123/1706300000000.mp3",
  "voiceId": "pNInz6obpgDQGcFmaJgB",
  "characterCount": 52,
  "creditsCharged": 1,
  "durationMs": 1234,
  "format": "mp3"
}

Use Cases

🎬 Video Voiceovers

Generate professional narration for your AI videos.

📱 App Notifications

Create audio for in-app voice feedback.

🎧 Podcasts

Automate podcast intro/outro generation.

📚 Audiobooks

Convert written content to audio format.