Fast image pack API

Generate four low-cost image variants from one text prompt for agents that need several options without four separate paid calls.

Price$0.998per request

MethodPOST

Route/v1/content/images/fast-pack

StatusPlanned

MIME typeapplication/json

Rate limit8/minute

CacheNo cache

contentimagetext-to-imagepackgenerationfal

API URLhttps://x402.hexl.dev/v1/content/images/fast-pack

Integration docs

Example request

{
  "prompt": "Matte black smart wallet on marble, premium product photo",
  "aspectRatio": "1:1",
  "style": "product"
}

Example response

{
  "requestId": "content-imgpack-1700000000000-abc",
  "assets": [
    {
      "url": "https://fal.media/files/example-pack-1.jpeg"
    },
    {
      "url": "https://fal.media/files/example-pack-2.jpeg"
    },
    {
      "url": "https://fal.media/files/example-pack-3.jpeg"
    },
    {
      "url": "https://fal.media/files/example-pack-4.jpeg"
    }
  ],
  "requestedCount": 4,
  "provider": "fal",
  "modelClass": "fast-image-pack",
  "retailPrice": "$0.499/request"
}

Input schema

{
  "type": "object",
  "required": [
    "prompt"
  ],
  "properties": {
    "prompt": {
      "type": "string",
      "minLength": 1,
      "maxLength": 2000,
      "examples": [
        "Four polished social images for a matte black smart wallet on marble"
      ]
    },
    "aspectRatio": {
      "type": "string",
      "enum": [
        "1:1",
        "16:9",
        "9:16",
        "4:3",
        "3:4"
      ],
      "default": "1:1"
    },
    "imageSize": {
      "type": "string",
      "enum": [
        "square_hd",
        "square",
        "portrait_4_3",
        "portrait_16_9",
        "landscape_4_3",
        "landscape_16_9"
      ],
      "default": "square_hd"
    },
    "style": {
      "type": "string",
      "enum": [
        "product",
        "editorial",
        "social",
        "neutral"
      ],
      "default": "neutral"
    }
  }
}

Output schema

{
  "type": "object",
  "required": [
    "requestId",
    "assets",
    "requestedCount",
    "provider",
    "modelClass",
    "retailPrice"
  ],
  "properties": {
    "requestId": {
      "type": "string"
    },
    "assets": {
      "type": "array",
      "items": {
        "type": "object",
        "required": [
          "url"
        ],
        "properties": {
          "url": {
            "type": "string",
            "format": "uri"
          },
          "width": {
            "type": "number"
          },
          "height": {
            "type": "number"
          },
          "contentType": {
            "type": "string"
          }
        }
      }
    },
    "requestedCount": {
      "type": "number"
    },
    "provider": {
      "type": "string"
    },
    "modelClass": {
      "type": "string"
    },
    "retailPrice": {
      "type": "string"
    }
  }
}