Stable Image Ultra

Our most advanced text to image generation service, Stable Image Ultra creates the highest quality images
with unprecedented prompt understanding. Ultra excels in typography, complex compositions, dynamic lighting,
vibrant hues, and overall cohesion and structure of an art piece. Made from the most advanced models,
including Stable Diffusion 3, Ultra offers the best of the Stable Diffusion ecosystem.

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How to use

Please invoke this endpoint with a POST request.

The headers of the request must include an API key in the authorization field. The body of the request must be
multipart/form-data. The accept header should be set to one of the following:

image/* to receive the image in the format specified by the output_format parameter.

application/json to receive the image in the format specified by the output_format parameter, but encoded to base64 in a JSON response.

The only required parameter is the prompt field, which should contain the text prompt for the image generation.

Note: for the full list of optional parameters, please see the request schema below.

Output

The resolution of the generated image will be 1 megapixel. The default resolution is 1024x1024.

Credits

The Ultra service uses 8 credits per successful result. You will not be charged for failed results.

Bearer Token

在 Header 添加参数

Authorization

，其值为在 Bearer 之后拼接 Token

示例：

Authorization: Bearer ********************

请求示例代码

Shell

JavaScript

Java

Swift

PHP

Python

HTTP

Objective-C

Ruby

OCaml

Dart

Try it out

How to use

Output

Credits

请求参数

请求示例代码

返回响应

Stable Image Ultra

Try it out#

How to use#

Output#

Credits#

请求参数

请求示例代码

返回响应

Try it out

How to use

Output

Credits