bytedance/seedream-v3.1

POST

/ws/api/v3/bytedance/seedream-v3.1

ByteDance Seedream V3.1 is a text-to-image model derived from the same technology as Seedream, focusing on upgrading the visual effects of generated images. This version has made significant improvements in image aesthetics, style accuracy, and detail richness, while maintaining responsiveness to text input.

Request

Header Params

Body Params application/json

Example

{
  "enable_base64_output": false,
  "enable_prompt_expansion": true,
  "prompt": "A fair-skinned European girl with blond hair and a straw hat is looking at the camera. She is in a sunny meadow with a blurred background of flowers and grass. A genuine, bright smile slowly forms on her face. Hyper-realistic, soft, bright, 4K, detailed hair strands under sunlight, freckles and skin texture, warm color tones, shallow depth of field. A frontal close-up shot with a slow dolly zoom out.",
  "seed": -1,
  "size": "1280*720"
}

Request Code Samples

Shell

JavaScript

Java

Swift

PHP

Python

HTTP

Objective-C

Ruby

OCaml

Dart

curl --location --request POST 'https://api.302.ai/ws/api/v3/bytedance/seedream-v3.1' \
--header 'Authorization: Bearer ' \
--header 'Content-Type: application/json' \
--data-raw '{
  "enable_base64_output": false,
  "enable_prompt_expansion": true,
  "prompt": "A fair-skinned European girl with blond hair and a straw hat is looking at the camera. She is in a sunny meadow with a blurred background of flowers and grass. A genuine, bright smile slowly forms on her face. Hyper-realistic, soft, bright, 4K, detailed hair strands under sunlight, freckles and skin texture, warm color tones, shallow depth of field. A frontal close-up shot with a slow dolly zoom out.",
  "seed": -1,
  "size": "1280*720"
}'

Responses

🟢200成功

application/json

Body

Example

{
    "code": 200,
    "message": "success",
    "data": {
        "id": "51aefa20d0ae459ab6689e8694106785",
        "model": "wavespeed-ai/flux-dev-ultra-fast",
        "outputs": [],
        "urls": {
            "get": "https://api.302.ai/ws/api/v3/predictions/51aefa20d0ae459ab6689e8694106785/result"
        },
        "has_nsfw_contents": [],
        "status": "created",
        "created_at": "2025-10-20T08:26:46.871Z",
        "error": "",
        "executionTime": 0,
        "timings": {
            "inference": 0
        }
    }
}

Modified at 2025-10-23 07:46:41

openai/gpt-image-1/text-to-image

wavespeed-ai/qwen-image/edit-plus-lora