fermatresearch/high-resolution-controlnet-tile

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UPDATE: new upscaling algorithm for a much improved image quality. Fermat.app open-source implementation of an efficient ControlNet 1.1 tile for high-quality upscales. Increase the creativity to encourage hallucination.

Capabilities

Reference ImagesNegative PromptSeed

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	`0.35`	min: 0.1, max: 1
`format`	string	Format of the output.	`"jpg"`	jpgpng
`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.	`false`	—
`guidance_scale`	number	Scale for classifier-free guidance, should be 0.	`0`	min: 0, max: 30
`hdr`	number	HDR improvement over the original image	`0`	min: 0, max: 1
`image`	string(uri)	Control image for scribble controlnet	`—`	—
`lora_details_strength`	number	Strength of the image's details	`1`	min: -5, max: 3
`lora_sharpness_strength`	number	Strength of the image's sharpness. We don't recommend values above 2.	`1.25`	min: -5, max: 10
`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	`0.85`	min: 0, max: 1
`resolution`	integer	Image resolution	`2560`	204825604096
`scheduler`	string	Choose a scheduler.	`"DDIM"`	DDIMDPMSolverMultistepK_EULER_ANCESTRALK_EULER
`seed`	integer	Seed	`—`	—
`steps`	integer	Steps	`8`	—

creativitynumber

Denoising strength. 1 means total destruction of the original image

Default: 0.35min: 0.1, max: 1

formatstring

Format of the output.

Default: "jpg"

jpgpng

guess_modeboolean

In this mode, the ControlNet encoder will try best to recognize the content of the input image even if you remove all prompts.

Default: false

guidance_scalenumber

Scale for classifier-free guidance, should be 0.

Default: 0min: 0, max: 30

hdrnumber

HDR improvement over the original image

Default: 0min: 0, max: 1

imagestring

Control image for scribble controlnet

lora_details_strengthnumber

Strength of the image's details

Default: 1min: -5, max: 3

lora_sharpness_strengthnumber

Strength of the image's sharpness. We don't recommend values above 2.

Default: 1.25min: -5, max: 10

negative_promptstring

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"

promptstring

Prompt for the model

resemblancenumber

Conditioning scale for controlnet

Default: 0.85min: 0, max: 1

resolutioninteger

Image resolution

Default: 2560

204825604096

schedulerstring

Choose a scheduler.

Default: "DDIM"

DDIMDPMSolverMultistepK_EULER_ANCESTRALK_EULER

seedinteger

Seed

stepsinteger

Steps

Default: 8

Version: 8e6a54d7b284Updated: 7/25/2026651.7K runs