Seedance 2.0 Mini API

{
  "type": "object",
  "properties": {
    "prompt": {
      "type": "string",
      "title": "Prompt",
      "maxLength": 20000,
      "minLength": 3,
      "description": "The text prompt used to generate the video. Required field. (Min length: 3, Max length: 20000 characters)"
    },
    "duration": {
      "type": "integer",
      "title": "Duration",
      "default": 5,
      "description": "Video duration in 4-15 seconds or -1."
    },
    "resolution": {
      "enum": [
        "480p",
        "720p"
      ],
      "type": "string",
      "title": "Resolution",
      "default": "720p",
      "description": "Video resolution - 480p for faster generation, 720p for balance"
    },
    "web_search": {
      "type": "boolean",
      "title": "Web search",
      "description": "Use online search. Text-to-video only."
    },
    "aspect_ratio": {
      "enum": [
        "1:1",
        "4:3",
        "3:4",
        "16:9",
        "9:16",
        "21:9",
        "adaptive"
      ],
      "type": "string",
      "title": "Aspect ratio",
      "default": "16:9",
      "description": "Video aspect ratio configuration. Required field."
    },
    "nsfw_checker": {
      "type": "boolean",
      "title": "NSFW checker",
      "description": "Defaults to false. When false, no additional content filtering is applied and results are returned directly by the model."
    },
    "generate_audio": {
      "type": "boolean",
      "title": "Generate audio",
      "default": true,
      "description": "Whether to generate audio for the video. true**: Generate with audio false**: Generate without audio"
    },
    "last_frame_url": {
      "type": "string",
      "title": "Last frame URL",
      "format": "uri",
      "x-media": "image"
    },
    "first_frame_url": {
      "type": "string",
      "title": "First frame URL",
      "format": "uri",
      "x-media": "image"
    },
    "reference_audio_urls": {
      "type": "array",
      "items": {
        "type": "string",
        "format": "uri"
      },
      "title": "Reference audio URLs",
      "x-media": "audio",
      "maxItems": 3,
      "description": "Single audio requirements: Format: wav, mp3 Duration: Single audio duration [2, 15] s, maximum 3 reference audios, total duration of all audios not exceeding 15 s. Size: Single audio file size not exceeding 15 MB."
    },
    "reference_image_urls": {
      "type": "array",
      "items": {
        "type": "string",
        "format": "uri"
      },
      "title": "Reference image URLs",
      "x-media": "image",
      "maxItems": 9,
      "description": "Single image requirements: Format: jpeg, png, webp, gif. Aspect ratio (width/height): (0.4, 2.5) Width and height (px): (300, 6000) Size: Single image less than 30 MB. Up to 9 images."
    },
    "reference_video_urls": {
      "type": "array",
      "items": {
        "type": "string",
        "format": "uri"
      },
      "title": "Reference video URLs",
      "x-media": "video",
      "maxItems": 3,
      "description": "Single video requirements: Video format: mp4, mov. Resolution: 480p, 720p Duration: Single video duration [2, 15] s, maximum 3 reference videos, total duration of all videos not exceeding 15 seconds. Dimensions: Aspect ratio (width/height): [0.4, 2.5] Width/height (px): [300, 6000] Total pixels: [640×640=409600, 834×1112=927408], i.e., the product of width and height must meet the range requirement of [409600, 927408]. Size: Single video not exceeding 50 MB. Frame rate (FPS): [24, 60]"
    }
  }
}