doubao-seedream-4-5-251128
ByteDance·Per Request
字节旗下最新即梦 4.5 模型
- Starting price
- Per Request
- Context
- —
- Maximum input window
- Modalities
- →
Pricing by Supplier
标准按次
图片音频视频等多模态按次计费
Price$0.02/ request
Capabilities / Supported modalities
Vision
Input
Output
Provider & data privacy
Provider
ByteDanceDocs
Tokenizer
Doubao tokenizerLicense
Proprietary (commercial)Proprietary
Data retention37 daysNot used for upstream training by default
Performance
API access
Code samples
RequestPOST
/v1/images/generationsExample request
Parameters
| Parameter | Type | Default / range | Description |
|---|---|---|---|
promptrequired | string | — | Text description of the desired image |
size | enum | = 1024x1024 | Output image size |
quality | enum | = standard | Generation quality preset |
style | enum | = vivid | Aesthetic style |
n | integer | = 11 ~ 10 | Number of images to generate |
response_format | enum | = url | How to deliver the resulting image |
Replace <YOUR_API_KEY> with the API key from your token settings.
Authentication
All requests must include Authorization: Bearer <TOKEN> header. Anthropic-formatted endpoints accept the x-api-key header instead.
Generate tokens from the Tokens page; you can scope them to specific models, groups, IPs, and rate-limits.
Supported parameters
Generation parameters
| Parameter | Type | Default / range | Description |
|---|---|---|---|
promptrequired | string | — | Text description of the desired image |
size | enum | = 1024x1024 | Output image size |
quality | enum | = standard | Generation quality preset |
style | enum | = vivid | Aesthetic style |
n | integer | = 11 ~ 10 | Number of images to generate |
response_format | enum | = url | How to deliver the resulting image |
Rate limits
| Supplier | RPM | TPM | RPD |
|---|---|---|---|
| 标准按次 | 800 | 321K | 16K |
RPM = requests per minute, TPM = tokens per minute, RPD = requests per day. Limits apply per token group.
API access questions
Everything you need to decide before creating an account.