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Introduction

Seedream is an AI image service provided by Ace Data Cloud, based on ByteDance’s Seedream image generation model. Through the unified API of Ace Data Cloud, you can quickly call Seedream using cURL to achieve text-to-image generation, image editing, multiple resolutions, watermark control, and other features.

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Prerequisites

  • Have an Ace Data Cloud account and obtain an API Token
  • Terminal environment with cURL installed

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Basic Usage

The main endpoint for calling the Seedream API is: 
POST https://api.acedata.cloud/seedream/images
This example uses the doubao-seedream-4-0-250828 model.
Available models include: doubao-seedream-4-5-251128, doubao-seedream-4-0-250828, doubao-seedream-3-0-t2i-250415, doubao-seededit-3-0-i2i-250628. Complete cURL command example: 
curl -X POST https://api.acedata.cloud/seedream/images \
  -H "Authorization: Bearer YOUR_API_TOKEN" \
  -H "Content-Type: application/json" \
  -d '{"prompt": "一只白色的暹罗猫坐在窗台上", "model": "doubao-seedream-4-0-250828", "size": "1K"}'
Please replace YOUR_API_TOKEN with the actual Token you obtained from the Ace Data Cloud platform.

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Response Example

A successful call returns data in JSON format, for example: 
{
  "status": "success",
  "data": {
    ...
  }
}

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Processing Response with jq

It is recommended to use the jq tool for formatted output: 
curl -s -X POST https://api.acedata.cloud/seedream/images \
  -H "Authorization: Bearer YOUR_API_TOKEN" \
  -H "Content-Type: application/json" \
  -d '{"prompt": "一只白色的暹罗猫坐在窗台上", "model": "doubao-seedream-4-0-250828", "size": "1K"}' | jq .

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Error Handling

Common error codes:
Status CodeDescription
401Authentication failed, please check API Token
403Insufficient balance or no access permission
429Request rate limit exceeded
500Internal server error

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Next Steps