Model ID

seedream-5.0-lite

Calling method: sync

Seedream-5.0-lite API Documentation

Seedream-5.0-lite is a next-generation multimodal image generation model by Byteplus. It supports text, single-image, and multi-image inputs, offering high-fidelity outputs with consistent subject generation.

1. API Endpoint & Authentication

Base URL: https://console.gmicloud.ai Endpoint: POST /api/v1/ie/requestqueue/apikey/requests Header:

Authorization: Bearer YOUR_API_KEY
Content-Type: application/json

2. Model Specifications

Pricing: $0.035 per output image
Max Input Images: 14 reference images
Max Output Images: 15 (Total of reference + generated)
Output Formats: jpeg (default), png (Exclusive to 5.0-lite)

3. Image Dimension Methods (Mutually Exclusive)

Method 1: Intelligence Presets

Specify a preset and describe the desired aspect ratio/shape in the text prompt.

Options: 2K, 3K

Method 2: Custom Pixel Dimensions

Specify exact width and height (e.g., “3750x1250”). Constraints:

Total Pixels (W x H): Must be between 3,686,400 and 10,404,496.
Aspect Ratio (W / H): Must be between 0.0625 (1:16) and 16.0 (16:1).

4. Parameter Reference

Parameter	Type	Required	Description
`prompt`	string	Yes	Text description (< 600 words recommended).
`image`	array	No	Array of reference image URLs (up to 14).
`size`	string	No	Preset (2K, 3K) or custom (WxH). Default: 2048x2048.
`output_format`	string	No	`jpeg` or `png`.
`max_images`	integer	No	Total images allowed (up to 15).
`sequential_image_generation`	string	No	`auto` (for consistency) or `disabled`.
`watermark`	boolean	No	Toggle “AI Generated” watermark. Default: false.

5. Example CURL Request

curl -X POST "[https://console.gmicloud.ai/api/v1/ie/requestqueue/apikey/requests](https://console.gmicloud.ai/api/v1/ie/requestqueue/apikey/requests)" \
  -H "Authorization: Bearer YOUR_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
    "model": "seedream-5.0-lite",
    "payload": {
      "prompt": "A cinematic widescreen shot of a futuristic neon city",
      "size": "2560x1440",
      "output_format": "png",
      "max_images": 1,
      "watermark": false
    }
  }'

6. Checking Request Status

Endpoint: GET /api/v1/ie/requestqueue/apikey/requests/{request_id}

queued: Waiting in line.
processing: Generating image.
success: Completed. Find URLs in outcome.media_urls.
failed: Request failed.

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seedream-5.0-lite

Seedream-5.0-lite API Documentation

1. API Endpoint & Authentication

2. Model Specifications

3. Image Dimension Methods (Mutually Exclusive)

Method 1: Intelligence Presets

Method 2: Custom Pixel Dimensions

4. Parameter Reference

5. Example CURL Request

6. Checking Request Status

​Seedream-5.0-lite API Documentation

​1. API Endpoint & Authentication

​2. Model Specifications

​3. Image Dimension Methods (Mutually Exclusive)

​Method 1: Intelligence Presets

​Method 2: Custom Pixel Dimensions

​4. Parameter Reference

​5. Example CURL Request

​6. Checking Request Status

Seedream-5.0-lite API Documentation

1. API Endpoint & Authentication

2. Model Specifications

3. Image Dimension Methods (Mutually Exclusive)

Method 1: Intelligence Presets

Method 2: Custom Pixel Dimensions

4. Parameter Reference

5. Example CURL Request

6. Checking Request Status