List Voice Isolator Models

GET 
https://api.knoxstudio.ai/v1/audio-isolation/models

Returns Voice Isolator models. Use id as model_id. Default audio_isolation. See Voice Isolator.

Authentication is optional (public catalog 60/min, cached 5 minutes; a token filters the list).

Request

This endpoint does not require any request parameters.

Request Headers

Name	Type	Required	Description
Authorization	String	No	Optional Bearer <token>. Omit for the public catalog. xi-api-key is also accepted.

cURL Example

curl -X GET https://api.knoxstudio.ai/v1/audio-isolation/models

Response

Success Response (200)

{
  "data": [
    {
      "id": "audio_isolation",
      "canonical_slug": "audio_isolation",
      "name": "ElevenLabs Voice Isolator",
      "created": 1699920000,
      "description": "Remove background noise and isolate speech from audio or video. Up to 1 hour per request. Billed per audio minute.",
      "chinese_description": "从音频或视频中去除背景噪声并分离人声，单次最长 1 小时，按音频分钟计费。",
      "max_duration_seconds": 3600,
      "pricing": { "per_minute": "0.17" },
      "architecture": {
        "modality": "audio",
        "input_modalities": ["audio", "video"],
        "output_modalities": ["audio"],
        "tokenizer": "elevenlabs"
      }
    }
  ]
}

Response Schema

Name	Type	Description
data[].id	string	Send as model_id. Always audio_isolation.
data[].max_duration_seconds	integer	3600 (1 hour).
data[].pricing.per_minute	string	USD per audio minute (0.17).

Error Responses

Validation uses HTTP 422:

{
  "detail": [
    {
      "loc": ["body", "field"],
      "msg": "…",
      "type": "value_error"
    }
  ]
}

Other errors use { "detail": "message" }.

Status	When
400	WebSocket path called without Upgrade: websocket.
401	Missing or invalid API key.
402	Insufficient credits.
403	Token is not allowed to use this model.
404	Resource not found.
422	Validation error.
429	Rate limit exceeded.
500	Internal server error.