ElevenLabs Multilingual v2

{
  "model_id": "elevenlabs/tts/multilingual-v2",
  "prompt": "Welcome to today's episode. We'll be exploring the surprising history of espresso, from a 1901 patent in Milan to the third-wave coffee revolution."
}

{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "$id": "https://www.artemotion.ai/api/v1/models?id=elevenlabs%2Ftts%2Fmultilingual-v2",
  "title": "ElevenLabs Multilingual v2 generation request",
  "description": "Request body accepted by POST /api/v1/generate for elevenlabs/tts/multilingual-v2.",
  "type": "object",
  "properties": {
    "model_id": {
      "type": "string",
      "const": "elevenlabs/tts/multilingual-v2",
      "description": "ArtEmotion model identifier."
    },
    "extra": {
      "type": "object",
      "additionalProperties": true,
      "description": "Model-specific settings may also be nested here."
    },
    "max_credits": {
      "type": "number",
      "minimum": 1,
      "description": "Reject before submission if the estimated list price exceeds this cap."
    },
    "webhook_url": {
      "type": "string",
      "format": "uri",
      "maxLength": 2048
    },
    "webhook_secret": {
      "type": "string",
      "maxLength": 512
    },
    "folder_id": {
      "type": "string"
    },
    "prompt": {
      "type": "string"
    },
    "voice": {
      "title": "Voice",
      "default": "Rachel",
      "description": "A listed premade voice or clone:<voice_id> owned by your account. Clone ownership is checked before submission.",
      "anyOf": [
        {
          "title": "Voice",
          "description": "Pre-made ElevenLabs voice.",
          "default": "Rachel",
          "type": "string",
          "enum": [
            "Rachel",
            "Sarah",
            "Laura",
            "Alice",
            "Matilda",
            "Jessica",
            "Bella",
            "Lily",
            "River",
            "Roger",
            "Charlie",
            "George",
            "Callum",
            "Harry",
            "Liam",
            "Will",
            "Eric",
            "Chris",
            "Brian",
            "Daniel",
            "Adam",
            "Bill"
          ]
        },
        {
          "type": "string",
          "pattern": "^clone:[A-Za-z0-9_-]{8,128}$"
        }
      ]
    },
    "stability": {
      "title": "Stability",
      "description": "Voice stability (0–1). Higher values make the voice more consistent but less expressive.",
      "default": 0.5,
      "type": "number",
      "minimum": 0,
      "maximum": 1,
      "multipleOf": 0.05
    },
    "similarity_boost": {
      "title": "Similarity Boost",
      "description": "How closely the output matches the selected voice (0–1).",
      "default": 0.75,
      "type": "number",
      "minimum": 0,
      "maximum": 1,
      "multipleOf": 0.05
    },
    "style": {
      "title": "Style",
      "description": "Style exaggeration (0–1). Higher values amplify the voice's natural style.",
      "default": 0,
      "type": "number",
      "minimum": 0,
      "maximum": 1,
      "multipleOf": 0.05
    },
    "speed": {
      "title": "Speed",
      "description": "Playback speed of the generated speech. Range: 0.7 (slower) to 1.2 (faster).",
      "default": 1,
      "type": "number",
      "minimum": 0.7,
      "maximum": 1.2,
      "multipleOf": 0.05
    },
    "use_speaker_boost": {
      "title": "Speaker Boost",
      "description": "Boosts similarity to the original speaker. On by default.",
      "default": true,
      "type": "boolean"
    },
    "apply_text_normalization": {
      "title": "Text Normalization",
      "description": "Whether to convert numbers, URLs, and symbols to spoken words. 'Auto' applies it selectively.",
      "default": "auto",
      "type": "string",
      "enum": [
        "auto",
        "on",
        "off"
      ]
    },
    "previous_text": {
      "title": "Previous Text",
      "description": "Text that came before this request — helps the model produce smoother continuity when stitching multiple generations together.",
      "type": "string"
    },
    "next_text": {
      "title": "Next Text",
      "description": "Text that follows this request — used for continuity when stitching multiple generations together.",
      "type": "string"
    },
    "seed": {
      "title": "Seed",
      "description": "Seed for reproducibility. -1 for random.",
      "type": "integer",
      "minimum": -1
    }
  },
  "required": [
    "model_id",
    "prompt"
  ],
  "additionalProperties": false
}