Stable Diffusion V35

stable-diffusion-v35-large-text-to-image

post

Stable Diffusion 3.5 Large is a Multimodal Diffusion Transformer (MMDiT) text-to-image model that features improved performance in image quality, typography, complex prompt understanding, and resource-efficiency.

Header parameters

AuthorizationstringRequiredExample: sk-kEEV5TfTCTpE4uFwUg9p8UhVyVWpC9IEgOVezQ4b1ZCWQFCV

Body

application/json

modelstringRequired

model is the model name

Example: stable-diffusion-v35-large-text-to-image

promptstringRequired

prompt is the prompt.

Example: A cute baby sea otter.

negative_promptstringOptional

The negative prompt to use. Use it to address details that you don't want in the image. This could be colors, objects, scenery and even the small details (e.g. moustache, blurry, low resolution). Default value: ""

Default: ""Example: low resolution, error, worst quality, low quality, defects

num_inference_stepsintegerOptional

The number of inference steps to perform. Default value: 28

guidance_scalenumberOptional

The CFG (Classifier Free Guidance) scale is a measure of how close you want the model to stick to your prompt when looking for a related image to show you. Default value: 3.5

Default: 3.5Example: 3.5

enable_safety_checkerbooleanOptional

If set to true, the safety checker will be enabled. Default value: false

Default: false

nintegerOptional

n is the number of images to generate, default value is 1.

Default: 1Example: 1

output_formatstring · enumOptional

output_format indicate the output format, default value is url.

Default: urlExample: urlPossible values:

Responses

200Success

application/json

createdintegerRequired

post

/v1/images/generations

HTTPcURLJavaScriptPython

POST /v1/images/generations HTTP/1.1
Host: image.onerouter.pro
Authorization: text
Content-Type: application/json
Accept: */*
Content-Length: 304

{
  "model": "stable-diffusion-v35-large-text-to-image",
  "prompt": "A cute baby sea otter.",
  "negative_prompt": "low resolution, error, worst quality, low quality, defects",
  "num_inference_steps": 28,
  "guidance_scale": 3.5,
  "size": {
    "width": 1280,
    "height": 720
  },
  "enable_safety_checker": false,
  "n": 1,
  "output_format": "url"
}

200Success

{
  "data": [
    {
      "url": "https://resource.onerouter.pro/image/generated%2Fonerouter_e859bef5-acf1-45e8-a290-5b94a49a04c8.png",
      "b64_json": "",
      "revised_prompt": ""
    }
  ],
  "created": 1760503794
}