Authentication
Use a server-side sub key in the Authorization header for API requests.
Public API guide
API Documentation
Read public SeedreamBest API documentation for authentication, asset uploads, task creation, image generation, video generation, and billing.
Bearer key
Auth
Async
Tasks
Per use
Billing
POST /api/v1/tasks
{
"type": "video",
"mode": "first_frame",
"prompt": "cinematic product shot, slow camera push",
"asset_ids": ["asset_123"],
"options": {
"duration": 6,
"resolution": "720p"
}
}Capabilities
Built for repeatable creative production
Task creation
Create image, video, and copywriting tasks with structured type, mode, prompt, assets, and options.
Upload and polling
Upload source assets first, then poll task status until generated results are ready.
Workflow
From idea to usable output
01
Create a sub key
Generate an API key in the authenticated API Platform and keep it on your server.
02
Send a request
Call upload or task endpoints with the correct mode and model options.
03
Track results and costs
Poll task status, read result URLs, and monitor usage on the pricing and API pages.
Use cases
Where teams use this
Server-side integrations
Creative automation
Asset generation pipelines
Productized AI tools
Internal marketing systems
FAQ
Common questions
Is this public docs page safe for SEO?
Yes. It explains integration concepts without exposing user keys, private usage, or account-specific data.
Where do I create API keys?
Create keys inside the authenticated API Platform, then store them in your backend environment.
Are image and video tasks synchronous?
Image and video generation tasks are asynchronous; create the task and poll for status and results.