API docsAPI reference

ElevenLabs Eleven v4 Turbo · Get one model

Model objects with slug, name, type, vendor, params and providers. Provider entries include their effective params and price tiers.

GET/api/v1/models/{slug}Public · No API key

elevenlabs-tts-v4-turboAudio · ElevenLabsModel details & pricing

Endpoints for this model

POST/generationsCreate a generation GET/generations/{id}Get the result POST/generations/{id}/cancelCancel a task POST/quoteQuote GET/models/{slug}Get one model

Parameter scope

Select a provider to see its effective parameter limits. Automatic routing chooses a provider that supports your input. Examples include defaults and required inputs; replace example media URLs with accessible files.

Request

cURL

curl 'https://01router.com/api/v1/models/elevenlabs-tts-v4-turbo'

Input parameters

Query / path parameters

slug string · pathRequired: Model slug from the catalog. Project keys may use a project-specific model slug.
Allowed values:"elevenlabs-tts-v4-turbo"

Response example

200 · application/json

{
  "slug": "elevenlabs-tts-v4-turbo",
  "name": "ElevenLabs Eleven v4 Turbo",
  "type": "audio",
  "vendor": "ElevenLabs",
  "description": "ElevenLabs Eleven v4 Turbo: expressive multilingual speech with audio tags, voice selection and delivery controls.",
  "tags": [
    "text-to-speech",
    "voice",
    "multilingual"
  ],
  "coverUrl": "",
  "params": [
    {
      "name": "prompt",
      "type": "text",
      "label": "Text",
      "required": true,
      "maxLength": 5000
    },
    {
      "name": "voice",
      "type": "string",
      "label": "Voice",
      "default": "Rachel"
    },
    {
      "name": "stability",
      "type": "number",
      "label": "Stability",
      "min": 0,
      "max": 1,
      "default": 0.5
    },
    {
      "name": "similarity_boost",
      "type": "number",
      "label": "Voice similarity",
      "min": 0,
      "max": 1,
      "default": 0.75
    },
    {
      "name": "language_code",
      "type": "string",
      "label": "Language code",
      "description": "ISO 639-1, e.g. en or zh"
    },
    {
      "name": "seed",
      "type": "integer",
      "label": "Seed",
      "min": 0,
      "max": 4294967295
    },
    {
      "name": "output_format",
      "type": "enum",
      "label": "Output format",
      "options": [
        "mp3_22050_32",
        "mp3_44100_32",
        "mp3_44100_64",
        "mp3_44100_96",
        "mp3_44100_128",
        "mp3_44100_192",
        "pcm_8000",
        "pcm_16000",
        "pcm_22050",
        "pcm_24000",
        "pcm_44100",
        "pcm_48000",
        "ulaw_8000",
        "alaw_8000",
        "opus_48000_32",
        "opus_48000_64",
        "opus_48000_96",
        "opus_48000_128",
        "opus_48000_192"
      ],
      "default": "mp3_44100_128"
    },
    {
      "name": "apply_text_normalization",
      "type": "enum",
      "label": "Text normalization",
      "options": [
        "auto",
        "on",
        "off"
      ],
      "default": "auto"
    }
  ],
  "providers": [
    {
      "provider": "fal",
      "providerName": "fal.ai",
      "discount": 90,
      "preferred": false,
      "params": [
        {
          "name": "prompt",
          "type": "text",
          "label": "Text",
          "required": true,
          "maxLength": 5000
        },
        {
          "name": "voice",
          "type": "string",
          "label": "Voice",
          "default": "Rachel"
        },
        {
          "name": "stability",
          "type": "number",
          "label": "Stability",
          "min": 0,
          "max": 1,
          "default": 0.5
        },
        {
          "name": "similarity_boost",
          "type": "number",
          "label": "Voice similarity",
          "min": 0,
          "max": 1,
          "default": 0.75
        },
        {
          "name": "language_code",
          "type": "string",
          "label": "Language code",
          "description": "ISO 639-1, e.g. en or zh"
        },
        {
          "name": "seed",
          "type": "integer",
          "label": "Seed",
          "min": 0,
          "max": 4294967295
        },
        {
          "name": "output_format",
          "type": "enum",
          "label": "Output format",
          "options": [
            "mp3_22050_32",
            "mp3_44100_32",
            "mp3_44100_64",
            "mp3_44100_96",
            "mp3_44100_128",
            "mp3_44100_192",
            "pcm_8000",
            "pcm_16000",
            "pcm_22050",
            "pcm_24000",
            "pcm_44100",
            "pcm_48000",
            "ulaw_8000",
            "alaw_8000",
            "opus_48000_32",
            "opus_48000_64",
            "opus_48000_96",
            "opus_48000_128",
            "opus_48000_192"
          ],
          "default": "mp3_44100_128"
        },
        {
          "name": "apply_text_normalization",
          "type": "enum",
          "label": "Text normalization",
          "options": [
            "auto",
            "on",
            "off"
          ],
          "default": "auto"
        }
      ],
      "prices": [
        {
          "unit": "kchar",
          "conditions": {},
          "priceMicros": 36000,
          "originalMicros": 40000,
          "credits": 1
        }
      ]
    },
    {
      "provider": "wavespeed",
      "providerName": "WaveSpeedAI",
      "discount": 90,
      "preferred": false,
      "params": [
        {
          "name": "prompt",
          "type": "text",
          "label": "Text",
          "required": true,
          "maxLength": 5000
        },
        {
          "name": "voice",
          "type": "string",
          "label": "Voice",
          "default": "Alicia"
        },
        {
          "name": "stability",
          "type": "number",
          "label": "Stability",
          "min": 0,
          "max": 1,
          "default": 0.5
        },
        {
          "name": "similarity_boost",
          "type": "number",
          "label": "Voice similarity",
          "min": 0,
          "max": 1,
          "default": 0.75
        }
      ],
      "prices": [
        {
          "unit": "kchar",
          "conditions": {},
          "priceMicros": 36000,
          "originalMicros": 40000,
          "credits": 1
        }
      ]
    },
    {
      "provider": "openrouter",
      "providerName": "OpenRouter",
      "discount": 90,
      "preferred": false,
      "params": [
        {
          "name": "prompt",
          "type": "text",
          "label": "Text",
          "required": true,
          "maxLength": 5000
        },
        {
          "name": "voice",
          "type": "string",
          "label": "Voice",
          "default": "george",
          "options": [
            "george",
            "sarah",
            "adam",
            "alice",
            "bella",
            "bill",
            "brian",
            "callum",
            "charlie",
            "chris",
            "daniel",
            "eric",
            "harry",
            "jessica",
            "laura",
            "liam",
            "lily",
            "matilda",
            "river",
            "roger",
            "will"
          ]
        }
      ],
      "prices": [
        {
          "unit": "kchar",
          "conditions": {},
          "priceMicros": 36000,
          "originalMicros": 40000,
          "credits": 1
        }
      ]
    }
  ],
  "fromMicros": 36000,
  "fromOriginalMicros": 40000,
  "fromUnit": "kchar"
}

Responses are illustrative. IDs, usage, prices and results depend on the actual request.

Response fields

slug string: Model slug from the catalog. Project keys may use a project-specific model slug.
params array: Parameter definitions: name, type, required, default, options, min, max, maxItems and maxLength when configured.
providers array: Available providers with their parameter constraints and public price tiers.

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