Image

ESRGAN

Credit-based pricing. Supports reference images.

Try ESRGAN →Compare models

Output

image

Inputs

Reference image (required)

Example prompt

Upload any photo — ESRGAN uses a deep GAN network to produce sharp, artifact-free upscaled results.

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LLM-ready

API & LLM schema

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

POST/api/v1/generate13 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.
`model`	string	Optional	Model to use for upscaling · Allowed: RealESRGAN_x4plus, RealESRGAN_x2plus, RealESRGAN_x4plus_anime_6B, RealESRGAN_x4_v3, RealESRGAN_x4_wdn_v3, RealESRGAN_x4_anime_v3 · Default: RealESRGAN_x4plus
`face`	boolean	Optional	Upscaling a face · Default: false
`scale`	number	Optional	Rescaling factor · Default: 2 · Range: 1–8
`tile`	number	Optional	Tile size (0 = no tile). Set to 400 or 200 if running out of GPU memory. · Default: 0
`output_format`	string	Optional	Output image format. · Allowed: png, jpeg · Default: png
`reference_image_url`	string	Required	Format: uri

Minimal request example

{
  "model_id": "fal-ai/esrgan",
  "reference_image_url": "https://example.com/reference_image"
}

Raw JSON Schema

{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "$id": "https://www.artemotion.ai/api/v1/models?id=fal-ai%2Fesrgan",
  "title": "ESRGAN generation request",
  "description": "Request body accepted by POST /api/v1/generate for fal-ai/esrgan.",
  "type": "object",
  "properties": {
    "model_id": {
      "type": "string",
      "const": "fal-ai/esrgan",
      "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"
    },
    "model": {
      "title": "Model",
      "description": "Model to use for upscaling",
      "default": "RealESRGAN_x4plus",
      "type": "string",
      "enum": [
        "RealESRGAN_x4plus",
        "RealESRGAN_x2plus",
        "RealESRGAN_x4plus_anime_6B",
        "RealESRGAN_x4_v3",
        "RealESRGAN_x4_wdn_v3",
        "RealESRGAN_x4_anime_v3"
      ]
    },
    "face": {
      "title": "Face",
      "description": "Upscaling a face",
      "default": false,
      "type": "boolean"
    },
    "scale": {
      "title": "Scale",
      "description": "Rescaling factor",
      "default": 2,
      "type": "number",
      "minimum": 1,
      "maximum": 8,
      "multipleOf": 0.5
    },
    "tile": {
      "title": "Tile",
      "description": "Tile size (0 = no tile). Set to 400 or 200 if running out of GPU memory.",
      "default": 0,
      "type": "number",
      "multipleOf": 1
    },
    "output_format": {
      "title": "Output Format",
      "description": "Output image format.",
      "default": "png",
      "type": "string",
      "enum": [
        "png",
        "jpeg"
      ]
    },
    "reference_image_url": {
      "type": "string",
      "format": "uri"
    }
  },
  "required": [
    "model_id",
    "reference_image_url"
  ],
  "additionalProperties": false
}

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FAQ

How much does ESRGAN 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 ESRGAN fails?

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

Can I call ESRGAN from the API?

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