Seedream 4.5

High-quality photorealistic image generation with up to 4K resolution

Seedream 4.5

Photorealistic image synthesis with high resolution output.

Model ID

seedream-4-5

Price

$0.04/image

Speed

20-50 seconds

Type

Image

Capabilities

Mode	Description
`text-to-image`	Generate photorealistic images from text
`image-to-image`	Transform existing images

Parameters

For common parameters (request_type, callback_url), see Request Format.

Parameter	Type	Required	Default	Description
`mode`	string	Yes	-	`text-to-image` or `image-to-image`
`prompt`	string	Yes	-	Image description (max 5,000 characters)
`image_urls`	string[]	No	-	Up to 10 reference images
`max_images`	integer	Yes	`1`	Number of variations (1-10)
`resolution`	string	No	`2K`	Output resolution: `2K` or `4K`

Examples

Text to Image

curl -X POST https://api.apixo.ai/api/v1/generateTask/seedream-4-5 \
  -H "Authorization: Bearer YOUR_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
    "request_type": "async",
    "input": {
      "mode": "text-to-image",
      "prompt": "Professional headshot of a business executive, studio lighting",
      "resolution": "2K",
      "max_images": 4
    }
  }'

4K High-Resolution

curl -X POST https://api.apixo.ai/api/v1/generateTask/seedream-4-5 \
  -H "Authorization: Bearer YOUR_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
    "request_type": "async",
    "input": {
      "mode": "text-to-image",
      "prompt": "Ultra detailed macro photography of a dewdrop on a leaf",
      "resolution": "4K",
      "max_images": 1
    }
  }'

Tips

Polling: Wait 30 seconds, then poll every 5 seconds
Timeout: Set max wait to 5 minutes
Use max_images > 1 to get multiple variations in one request
4K resolution takes longer but produces finer details

Seedream 4.5

Seedream 4.5

Capabilities

Parameters

Examples

Text to Image

4K High-Resolution

Tips

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