Video

ThinkSound

Credit-based pricing. Supports reference video.

Try ThinkSound →Compare models

Output

video

Inputs

Reference video (required)

Example prompt

Upload a silent video and describe the atmosphere — ThinkSound generates immersive ambient soundscapes and environmental audio from any scene

Try this prompt →

LLM-ready

API & LLM schema

Exact request contract for this model. Agents can fetch it from /api/v1/models?id=fal-ai/thinksound/audio.

POST/api/v1/generate11 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.
`cfg_scale`	number	Optional	Classifier-free guidance scale for audio generation. · Default: 5 · Range: 1–20
`num_inference_steps`	number	Optional	Number of inference steps (more = higher quality but slower). · Default: 24 · Range: 2–100
`seed`	integer	Optional	Seed for reproducibility.
`video_url`	string	Required	Format: uri

Minimal request example

{
  "model_id": "fal-ai/thinksound/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=fal-ai%2Fthinksound%2Faudio",
  "title": "ThinkSound generation request",
  "description": "Request body accepted by POST /api/v1/generate for fal-ai/thinksound/audio.",
  "type": "object",
  "properties": {
    "model_id": {
      "type": "string",
      "const": "fal-ai/thinksound/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"
    },
    "cfg_scale": {
      "title": "CFG Scale",
      "description": "Classifier-free guidance scale for audio generation.",
      "default": 5,
      "type": "number",
      "minimum": 1,
      "maximum": 20
    },
    "num_inference_steps": {
      "title": "Num Inference Steps",
      "description": "Number of inference steps (more = higher quality but slower).",
      "default": 24,
      "type": "number",
      "minimum": 2,
      "maximum": 100,
      "multipleOf": 1
    },
    "seed": {
      "title": "Seed",
      "description": "Seed for reproducibility.",
      "type": "integer"
    },
    "video_url": {
      "type": "string",
      "format": "uri"
    }
  },
  "required": [
    "model_id",
    "video_url"
  ],
  "additionalProperties": false
}

Browse schemas for every ArtEmotion model →

FAQ

How much does ThinkSound 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 ThinkSound fails?

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

Can I call ThinkSound from the API?

Yes. Use POST /api/v1/generate with model_id: "fal-ai/thinksound/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.

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