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Seedream 5.0 Image-to-Image is an image-to-image model from ByteDance’s Seedream series, available through the Starrise AI API.
When referencing external image URLs, if Volcengine takes more than 10 seconds to download the image, the request will time out. Ensure image URLs load quickly, or use Base64 encoding for large files.

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Key Capabilities

  • Image-to-image — Generate images using reference images and text prompts
  • Sequential generation — Generate multiple images in a single request
  • Custom size — Flexible output dimensions
  • Watermark control — Optional watermark and logo configuration

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Quick Example

curl https://ai.alad.com/v1/images/generations \
  -H "Authorization: Bearer YOUR_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
    "model": "doubao-seedream-5-0-260128",
    "prompt": "Generate images of a girl and a cow plush toy happily riding a roller coaster, covering morning, noon, and night",
    "image": ["https://example.com/ref1.png", "https://example.com/ref2.png"],
    "sequential_image_generation": "auto",
    "sequential_image_generation_options": {
      "max_images": 3
    },
    "size": "2K",
    "watermark": false
  }'

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Parameters

ParameterTypeRequiredDescription
modelstringYesMust be doubao-seedream-5-0-260128
promptstringYesImage generation prompt
imagearrayYesArray of reference image URLs
sequential_image_generationstringNoSet to auto to enable batch generation
sequential_image_generation_optionsobjectNoOptions: max_images (int)
sizestringNoOutput image size, e.g. 1024x1024, 2K
watermarkbooleanNoDefault false
seedintegerNoRandom seed
logo_infoobjectNoLogo config: add_logo, position, language, opacity

API Reference

View the interactive API Playground for Seedream 5.0 Image-to-Image.