Skip to main content
Seedream 5.0 i2i is an image-to-image generation model from ByteDance’s Seedream series, available through Upmore API.

​
Key capabilities

  • Image-to-Image — Generate images with reference images and text prompts
  • Sequential Generation — Batch generate multiple images in one request
  • Custom Size — Flexible output sizes
  • Watermark Control — Optional watermark and logo configuration

​
Quick example

curl https://api.upmore.net/v1/images/generations \
  -H "Authorization: Bearer YOUR_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
    "model": "doubao-seedream-5-0-260128",
    "prompt": "A girl and a cow doll happily riding a roller coaster, 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
  }'

import requests

response = requests.post(
    "https://api.upmore.net/v1/images/generations",
    headers={
        "Authorization": "Bearer YOUR_API_KEY",
        "Content-Type": "application/json"
    },
    json={
        "model": "doubao-seedream-5-0-260128",
        "prompt": "A girl and a cow doll happily riding a roller coaster, 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
    }
)

task = response.json()
print(f"Task ID: {task['id']}")

​
Parameters

ParameterTypeRequiredDescription
modelstringYesMust be doubao-seedream-5-0-260128
promptstringYesText prompt for image generation
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 for reproducibility
logo_infoobjectNoLogo config: add_logo, position, language, opacity