Seedream3.0 - Text to Image
Image generation by Seedream3.0
Query Task Status
After submitting a task, use the unified query endpoint to check progress and retrieve results:Get Task Details
Learn how to query task status and retrieve generation results
For production use, we recommend using the
callBackUrl parameter to receive automatic notifications when generation completes, rather than polling the status endpoint.Related Resources
Rate limits and quotas are enforced by Apikley and may differ from upstream providers.
OpenAPI
market/seedream/seedream.json post /api/v1/jobs/createTask
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openapi: 3.0.0
info:
title: Bytedance API
description: Apikley Bytedance API Documentation
version: 1.0.0
contact:
name: Technical Support
email: [email protected]
servers:
- url: https://api.apikley.ru
description: API Server
security:
- BearerAuth: []
paths:
/api/v1/jobs/createTask:
post:
summary: Generate content using bytedance/seedream
operationId: bytedance-seedream
requestBody:
required: true
content:
application/json:
schema:
type: object
required:
- model
properties:
model:
type: string
enum:
- bytedance/seedream
default: bytedance/seedream
description: |-
The model name to use for generation. Required field.
- Must be `bytedance/seedream` for this endpoint
example: bytedance/seedream
callBackUrl:
type: string
format: uri
description: >-
The URL to receive generation task completion updates.
Optional but recommended for production use.
- System will POST task status and results to this URL when
generation completes
- Callback includes generated content URLs and task
information
- Your callback endpoint should accept POST requests with
JSON payload containing results
- Alternatively, use the Get Task Details endpoint to poll
task status
example: https://your-domain.com/api/callback
input:
type: object
description: Input parameters for the generation task
properties:
prompt:
description: >-
The text prompt used to generate the image (Max length:
5000 characters)
type: string
maxLength: 5000
example: >-
A 2D flat art style campsite poster with the text “Apikley
Seedream 3.0 API”. The scene includes mountains,
brown tents under a sunny sky, a rabbit, a deer, some
birds, green grass, and a flowing river, all illustrated
in clean vector art.
image_size:
description: Select description
type: string
enum:
- square
- square_hd
- portrait_4_3
- portrait_16_9
- landscape_4_3
- landscape_16_9
default: square_hd
example: square_hd
guidance_scale:
description: >-
Controls how closely the output image aligns with the
input prompt. Higher values mean stronger prompt
correlation. (Min: 1, Max: 10, Step: 0.1) (step: 0.1)
type: number
minimum: 1
maximum: 10
default: 2.5
example: 2.5
seed:
description: >-
Random seed to control the stochasticity of image
generation.
type: integer
enable_safety_checker:
description: >-
If set to true, the safety checker will be enabled.
(Boolean value (true/false))
type: boolean
example: true
required:
- prompt
example:
model: bytedance/seedream
callBackUrl: https://your-domain.com/api/callback
input:
prompt: >-
A 2D flat art style campsite poster with the text “Apikley
Seedream 3.0 API”. The scene includes mountains, brown tents
under a sunny sky, a rabbit, a deer, some birds, green grass,
and a flowing river, all illustrated in clean vector art.
image_size: square_hd
guidance_scale: 2.5
enable_safety_checker: true
responses:
'200':
description: Request successful
content:
application/json:
schema:
allOf:
- $ref: '#/components/schemas/ApiResponse'
- type: object
properties:
data:
type: object
properties:
taskId:
type: string
description: >-
Task ID, can be used with Get Task Details
endpoint to query task status
example: task_bytedance_1765177777132
example:
code: 200
msg: success
data:
taskId: task_bytedance_1765177777132
'500':
$ref: '#/components/responses/Error'
components:
schemas:
ApiResponse:
type: object
properties:
code:
type: integer
enum:
- 200
- 401
- 402
- 404
- 422
- 429
- 455
- 500
- 501
- 505
description: >-
Response status code
- **200**: Success - Request has been processed successfully
- **401**: Unauthorized - Authentication credentials are missing or
invalid
- **402**: Insufficient Credits - Account does not have enough
credits to perform the operation
- **404**: Not Found - The requested resource or endpoint does not
exist
- **422**: Validation Error - The request parameters failed
validation checks
- **429**: Rate Limited - Request limit has been exceeded for this
resource
- **455**: Service Unavailable - System is currently undergoing
maintenance
- **500**: Server Error - An unexpected error occurred while
processing the request
- **501**: Generation Failed - Content generation task failed
- **505**: Feature Disabled - The requested feature is currently
disabled
msg:
type: string
description: Response message, error description when failed
example: success
responses:
Error:
description: Server Error
securitySchemes:
BearerAuth:
type: http
scheme: bearer
bearerFormat: API Key
description: >-
All APIs require authentication via Bearer Token.
Get API Key:
1. Visit [API Key Management Page](https://app.apikley.ru/keys) to get your
API Key
Usage:
Add to request header:
Authorization: Bearer APIKLEY_API_KEY
Note:
- Keep your API Key secure and do not share it with others
- If you suspect your API Key has been compromised, reset it immediately
in the management page
To find navigation and other pages in this documentation, fetch the llms.txt file at: https://docs.apikley.ru/llms.txt