fermatresearch/magic-image-refiner

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A better alternative to SDXL refiners, providing a lot of quality and detail. Can also be used for inpainting or upscaling.

Capabilities

Reference Images Negative Prompt Seed

Cost

Community model (estimated from hardware time)

Input Parameters

Name	Type	Description	Default	Constraints
`creativity`	number	Denoising strength. 1 means total destruction of the original image	`0.25`	min: 0, max: 1
`guess_mode`	boolean	In this mode, the ControlNet encoder will try best to recognize the content of the input image even if you remove all prompts. The `guidance_scale` between 3.0 and 5.0 is recommended.	`false`	—
`guidance_scale`	number	Scale for classifier-free guidance	`7`	min: 0.1, max: 30
`hdr`	number	HDR improvement over the original image	`0`	min: 0, max: 1
`image`	string (uri)	Image to refine	`—`	—
`mask`	string (uri)	When provided, refines some section of the image. Must be the same size as the image	`—`	—
`negative_prompt`	string	Negative prompt	`"teeth, tooth, open mouth, longbody, lowres, bad anatomy, bad hands, missing fingers, extra digit, fewer digits, cropped, worst quality, low quality, mutant"`	—
`prompt`	string	Prompt for the model	`—`	—
`resemblance`	number	Conditioning scale for controlnet	`0.75`	min: 0, max: 1
`resolution`	string	Image resolution	`"original"`	original 1024 2048
`scheduler`	string	Choose a scheduler.	`"DDIM"`	DDIM DPMSolverMultistep K_EULER_ANCESTRAL K_EULER
`seed`	integer	Seed	`—`	—
`steps`	integer	Steps	`20`	—

creativity number

Denoising strength. 1 means total destruction of the original image

Default: 0.25 min: 0, max: 1

guess_mode boolean

In this mode, the ControlNet encoder will try best to recognize the content of the input image even if you remove all prompts. The `guidance_scale` between 3.0 and 5.0 is recommended.

Default: false

guidance_scale number

Scale for classifier-free guidance

Default: 7 min: 0.1, max: 30

hdr number

HDR improvement over the original image

Default: 0 min: 0, max: 1

image string

Image to refine

mask string

When provided, refines some section of the image. Must be the same size as the image

negative_prompt string

Negative prompt

Default:

"teeth, tooth, open mouth, longbody, lowres, bad anatomy, bad hands, missing fingers, extra digit, fewer digits, cropped, worst quality, low quality, mutant"

prompt string

Prompt for the model

resemblance number

Conditioning scale for controlnet

Default: 0.75 min: 0, max: 1

resolution string

Image resolution

Default: "original"

original 1024 2048

scheduler string

Choose a scheduler.

Default: "DDIM"

DDIM DPMSolverMultistep K_EULER_ANCESTRAL K_EULER

seed integer

Seed

steps integer

Steps

Default: 20

Version: 507ddf6f977a Updated: 2/26/2026 950.6K runs