qwen/qwen-image-2512

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Qwen Image 2512 is an improved version of Qwen Image with more realistic human generation, finer textures, and stronger text rendering

Capabilities

1:14:33:416:99:162:33:2Reference ImagesNegative PromptSeed

Cost

$0.020 / image

Input Parameters

Name	Type	Description	Default	Constraints
`prompt`*	string	Text prompt for image generation.	`—`	—
`aspect_ratio`	string	Aspect ratio for the generated image.	`"16:9"`	1:116:99:164:33:43:22:3custom
`disable_safety_checker`	boolean	Disable safety checker for generated images.	`false`	—
`go_fast`	boolean	Use the model with additional optimizations for faster generation.	`true`	—
`guidance`	number	Guidance for generated image. Use higher values for stronger prompt adherence.	`4`	min: 0, max: 10
`height`	integer	Height of the generated image. Only used when aspect_ratio=custom. Must be a multiple of 16.	`—`	min: 256, max: 2048
`image`	string(uri)	Input image for image2image generation. The aspect ratio of your output will match this image.	`—`	—
`negative_prompt`	string	Negative prompt for image generation.	`" "`	—
`num_inference_steps`	integer	Number of denoising steps. Use less steps for faster generation.	`40`	min: 20, max: 50
`output_format`	string	Format of the output images.	`"webp"`	webpjpgpng
`output_quality`	integer	Quality when saving the output images, from 0 to 100. 100 is best quality, 0 is lowest quality. Not relevant for .png outputs.	`95`	min: 0, max: 100
`seed`	integer	Random seed. Set for reproducible generation.	`—`	—
`strength`	number	Strength for image2image generation. 1.0 corresponds to full destruction of information in image.	`0.8`	min: 0, max: 1
`width`	integer	Width of the generated image. Only used when aspect_ratio=custom. Must be a multiple of 16.	`—`	min: 256, max: 2048

promptrequiredstring

Text prompt for image generation.

aspect_ratiostring

Aspect ratio for the generated image.

Default: "16:9"

1:116:99:164:33:43:22:3custom

disable_safety_checkerboolean

Disable safety checker for generated images.

Default: false

go_fastboolean

Use the model with additional optimizations for faster generation.

Default: true

guidancenumber

Guidance for generated image. Use higher values for stronger prompt adherence.

Default: 4min: 0, max: 10

heightinteger

Height of the generated image. Only used when aspect_ratio=custom. Must be a multiple of 16.

min: 256, max: 2048

imagestring

Input image for image2image generation. The aspect ratio of your output will match this image.

negative_promptstring

Negative prompt for image generation.

Default: " "

num_inference_stepsinteger

Number of denoising steps. Use less steps for faster generation.

Default: 40min: 20, max: 50

output_formatstring

Format of the output images.

Default: "webp"

webpjpgpng

output_qualityinteger

Quality when saving the output images, from 0 to 100. 100 is best quality, 0 is lowest quality. Not relevant for .png outputs.

Default: 95min: 0, max: 100

seedinteger

Random seed. Set for reproducible generation.

strengthnumber

Strength for image2image generation. 1.0 corresponds to full destruction of information in image.

Default: 0.8min: 0, max: 1

widthinteger

Width of the generated image. Only used when aspect_ratio=custom. Must be a multiple of 16.

min: 256, max: 2048

Version: 47c060e80055Updated: 11/7/2026137.1K runs