/v1/images/generations

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background

string | null

Allows setting transparency for the background of the generated image(s).

This parameter is only supported for gpt-image-1.

Must be one of transparent, opaque or auto (default value).

When auto is used, the model will automatically determine the best background for the image.

If transparent, the output format needs to support transparency, so it should be set to either png (default value) or webp.

model

string

required

model_extensions

moderation

string | null

Control the content-moderation level for images generated by gpt-image-1.

Must be either low for less restrictive filtering or auto (default value).

int32 | null

≥ 0

output_compression

int32 | null

The compression level (0-100%) for the generated images.

This parameter is only supported for gpt-image-1 with the webp or jpeg output formats, and defaults to 100.

output_format

string | null

The format in which the generated images are returned.

This parameter is only supported for gpt-image-1.

Must be one of png (default value), jpeg, or webp.

platform_extensions

prompt

string

required

quality

response_format

size

string | null

style

user

string | null

200Image Response