Authentication
authorization string required
All APIs require authentication via Bearer Token.
Get API Key:
Visit API Key Management Page to get your API Key
Usage:
Add to request header:
Authorization: Bearer YOUR_API_KEYParameters
model string required
Model ID to use for the request.
Value: vtrix_image_4_0
prompt string required
Prompt. Max 300 Chinese characters or 600 English words.
image string
Reference image. Supports JPEG or PNG format Base64 encoded or accessible URL.
sequential_image_generation string
Continuous image generation mode.
Default: disabled
sequential_image_generation_options object
Sequential image generation options. Only effective when sequential_image_generation is ‘auto’.
size string
Image size. Supports resolution option (1K, 2K, 4K) or pixel size (e.g., 2048x2048).
mode string
Prompt optimization mode.
optimize_prompt_options object
Prompt optimization options.
response_format string
Response format.
Default: url
Error Codes
| Code | Description |
|---|---|
| 401 | API key is missing or invalid |
| 403 | Insufficient balance or permission denied |
| 429 | Rate limit exceeded |
| 500 | Internal server error |