Video

Mirelo SFX (Video → Audio)

Credit-based pricing. Supports reference video.

Try Mirelo SFX (Video → Audio) →Compare models

Output

video

Inputs

Reference video (required)

Example prompt

Upload any silent video — Mirelo SFX v1 analyses the visuals and returns a matching audio file you can layer onto the original

Try this prompt →

LLM-ready

API & LLM schema

Exact request contract for this model. Agents can fetch it from /api/v1/models?id=mirelo-ai/sfx-v1/video-to-audio.

POST/api/v1/generate12 fields · 2 required

Field	Type	Requirement	Contract
`model_id`	constant	Required	ArtEmotion model identifier.
`extra`	object	Optional	Model-specific settings may also be nested here.
`max_credits`	number	Optional	Reject before submission if the estimated list price exceeds this cap. · Range: 1–…
`webhook_url`	string	Optional	Format: uri
`webhook_secret`	string	Optional	Optional model input.
`folder_id`	string	Optional	Optional model input.
`prompt`	string	Optional	Optional model input.
`num_samples`	number	Optional	Number of audio variations to generate. · Default: 2 · Range: 2–8
`duration`	number	Optional	Duration of the generated audio in seconds. · Default: 10 · Range: 1–10
`seed`	integer	Optional	Seed for reproducibility. If not provided, a random seed will be used. · Default: 2105 · Range: 1–…
`text_prompt`	string	Optional	Optional text description to guide the audio generation.
`video_url`	string	Required	Format: uri

Minimal request example

{
  "model_id": "mirelo-ai/sfx-v1/video-to-audio",
  "video_url": "https://example.com/video"
}

Raw JSON Schema

{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "$id": "https://www.artemotion.ai/api/v1/models?id=mirelo-ai%2Fsfx-v1%2Fvideo-to-audio",
  "title": "Mirelo SFX (Video → Audio) generation request",
  "description": "Request body accepted by POST /api/v1/generate for mirelo-ai/sfx-v1/video-to-audio.",
  "type": "object",
  "properties": {
    "model_id": {
      "type": "string",
      "const": "mirelo-ai/sfx-v1/video-to-audio",
      "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"
    },
    "num_samples": {
      "title": "Num Samples",
      "description": "Number of audio variations to generate.",
      "default": 2,
      "type": "number",
      "minimum": 2,
      "maximum": 8,
      "multipleOf": 1
    },
    "duration": {
      "title": "Duration",
      "description": "Duration of the generated audio in seconds.",
      "default": 10,
      "type": "number",
      "minimum": 1,
      "maximum": 10
    },
    "seed": {
      "title": "Seed",
      "description": "Seed for reproducibility. If not provided, a random seed will be used.",
      "default": 2105,
      "type": "integer",
      "minimum": 1
    },
    "text_prompt": {
      "title": "Text Prompt",
      "description": "Optional text description to guide the audio generation.",
      "type": "string"
    },
    "video_url": {
      "type": "string",
      "format": "uri"
    }
  },
  "required": [
    "model_id",
    "video_url"
  ],
  "additionalProperties": false
}

Browse schemas for every ArtEmotion model →

FAQ

How much does Mirelo SFX (Video → Audio) cost on ArtEmotion?

Credit-based pricing. You pay in ArtEmotion credits — every plan and top-up converts USD to credits at a fixed rate.

Do I get my credits back if Mirelo SFX (Video → Audio) fails?

Yes — failed generations are never charged. The credits are released back to your balance automatically.

Can I call Mirelo SFX (Video → Audio) from the API?

Yes. Use POST /api/v1/generate with model_id: "mirelo-ai/sfx-v1/video-to-audio". See the API reference for the full schema.

Where are my generations stored?

Every output is saved to your personal Library. You can export or delete everything any time from Privacy & deletion.

Ready to generate with Mirelo SFX (Video → Audio)?

Start now →

No commitment. New accounts get 50 free credits on signup. See pricing.