Seedream 5.0 Lite

ID:bytedance/seedream-5-lite

Seedream 5.0 Lite image generation API by ByteDance — latest-gen speed and visual coherence with 2K/3K output and 14 reference images.

Text to imageImage editingReference images3K

Overview

Seedream 5.0 Lite image generation API by ByteDance — latest-gen speed and visual coherence with 2K/3K output and 14 reference images.

Authentication

All API requests require a valid API key passed via the Authorization header using the Bearer scheme.

Quickstart

Credentials

Set the RUNBASE_API_KEY environment variable.

Shell

export RUNBASE_API_KEY=your-api-key

Create a run

Shell

curl -s https://runbase.net/api/v1/runs \
  -H "Authorization: Bearer $RUNBASE_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
    "model": "bytedance/seedream-5-lite",
    "input": {
      "prompt": "A cinematic product photo of a ceramic lamp"
    }
  }'

Runs

Runs are processed asynchronously. Submit a request, then poll for the result.

Create a run

Shell

curl -s https://runbase.net/api/v1/runs \
  -H "Authorization: Bearer $RUNBASE_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
    "model": "bytedance/seedream-5-lite",
    "input": { "prompt": "A cinematic product photo of a ceramic lamp" }
  }'

Get run status

Shell

curl -s https://runbase.net/api/v1/runs/RUN_ID \
  -H "Authorization: Bearer $RUNBASE_API_KEY"

Get result

Poll the status endpoint until status is "succeeded", then read output.urls from the response.

Input Schema

Parameter	Type	Required	Description
prompt	string	Required	Prompt
aspect_ratio	string	Optional	Aspect ratioOptions: `1:12:33:23:44:39:1616:921:9`
quality	string	Optional	QualityOptions: `basichigh`
image_urls	string[]	Optional	Reference images

Output Schema

Field	Type	Description
urls	string[]	Generated output URLs

Errors

The API uses standard HTTP status codes to indicate success or failure.

Status Code	Description
400	Некорректный запрос — отсутствующие или неверные параметры
401	Ошибка аутентификации — отсутствующий или недействительный API-ключ
402	Недостаточно средств
403	Доступ запрещён — IP не разрешён или превышен лимит API-ключа
404	Запуск не найден
429	Превышен лимит запросов
500	Внутренняя ошибка сервера