UI fix and add a slider to see normal and upscale result
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Source description
✨ FLUX — Image to Image — Simple Workflow
A clean, all-in-one FLUX image-to-image workflow built entirely with the UmeAiRT Toolkit for ComfyUI. Only 8 nodes . No spaghetti wires. Just load your model, write your prompt, and hit generate.
⚠️ IMPORTANT — Nodes 2.0 Required
This workflow is built for the Nodes 2.0 (Vue) interface of ComfyUI. If you don't enable it, the workflow may have display problems.
How to activate Nodes 2.0:
Open ComfyUI
Go to Settings (⚙️ icon, bottom-left)
AI-generated commentary
AI-generated explanation based on source and configuration details. Suggestions are clearly labeled.
【FLUX】IMG to IMG — v4.3 is for turning an input image and text prompt into a generated image in ComfyUI with the Flux.1 D model, with an option to view an upscaled result.
Load an image, write a prompt, generate an image, and use the slider to view the normal and upscaled results.
Inputs include an image, a text prompt, and the Flux.1 D model; outputs are saved images.
Three LoRA slots provide individual on/off toggles and strength controls, and additional LoRA modules can be connected.
Saved images include all generation parameters for online publishing and remixing.
In ComfyUI, enable "Use Nodes V2 (Vue)" in Settings, refresh the page, and then load the workflow.
Install `ComfyUI-UmeAiRT-Toolkit` through ComfyUI Manager by searching `UmeAiRT`, or use the UmeAiRT Auto-Installer.
Named node entries include `Image Comparer (rgthree)`, `UnetLoaderGGUF`, `UltimateSDUpscale`, `CLIPTextEncode`, `ConditioningZeroOut`, `LoadImage`, `mxSlider`, `Text Input [Dream]`, `BasicGuider`, `FluxGuidance`, `UpscaleModelLoader`, `Fast Groups Bypasser (rgthree)`, `KSampler]`
Additional named node entries include `VAEDecode`, `workflow>LoRA - 3`, `Save Images // RvTools`, `ModelSamplingFlux`, `workflow>LoRA - 1`, `DualCLIPLoaderGGUF`, `BasicScheduler`, `workflow>LoRA - 2`, `Image Size to Number`, `VAEEncode`, `VAELoader`, `SamplerCustomAdvanced`, `JW]
For the manual Base setup, the listed files are `flux1-dev-fp8.safetensors` or `flux1-dev-fp16.safetensors` in `ComfyUI\models \ diffusion_models`, `clip_l.safetensors` in `ComfyUI\models\clip`, `t5xxl_fp8_e4m3fn.safetensors` or `ViT-L-14-TEXT-detail-improved-hiT-GmP-TE-only-HF.s
Toggle the built-in SeedVR2 upscaler on or off.
The auto version supports automatic model downloads.
Enable "Use Nodes V2 (Vue)" before loading; otherwise the workflow may have display problems.
Before using the Base or GGUF setup, verify the listed filenames and ComfyUI folders in your local installation.
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Sources
1 sourceSource excerpts
1 excerptSource context: 9772 downloads · Type Workflows · Base model Flux.1 D
Find "Use Nodes V2 (Vue)" and toggle it ON
Refresh the page
Load the workflow
If you prefer the classic interface, check out my Legacy version of this workflow instead ( link ).
🎯 Features
Image-to-Image generation
Automatic download of models in auto version
Built-in SeedVR2 upscaler — high-quality tiled upscaling (toggleable on/off) Slower than a classic upscaler, but significantly better quality
Full metadata embedding — your images are saved with all generation parameters, ready for online publishing and remixing
3 LoRA slots — with individual on/off toggles and strength control and you can connect as many other lora modules to each other for as many LoRA as you want.
📦 Custom Node Required
Only one custom node to install:
👉 ComfyUI-UmeAiRT-Toolkit
Install via ComfyUI Manager (search "UmeAiRT") or use the UmeAiRT Auto-Installer . The Toolkit packages everything internally — upscaler, face detailer, metadata saver. No other custom nodes needed.
📂 Files you need (in manual version)
for "base" version :
Model : flux1-dev-fp8.safetensors or flux1-dev-fp16.safetensors in ComfyUI\models \ diffusion_models
CLIP : clip_l.safetensors in ComfyUI\models\clip
for GGUF version :
Model : Q8 , Q6 , Q5 , Q4 , Q3 in ComfyUI\models\unet
CLIP : Q8 , Q6 , Q5 , Q4 , Q3 in ComfyUI\models\clip
Common Files :
Text encoder : t5xxl_fp8_e4m3fn.safetensors or ViT-L-14-TEXT-detail-improved-hiT-GmP-TE-only-HF.safetensors
VAE : ae.safetensors in ComfyUI\models\vae
Estimated VRAM requirement
24 GB estimated
16.2 GB of model files. Model file total + 25% loading overhead + 2 GB execution buffer, rounded up.
Requirements
37 requirementsUpscaler · 63.9 MB · PT · Hugging Face · gemasai/4x_NMKD-Siax_200k
VAE · 320 MB · Hugging Face · UmeAiRT/ComfyUI-Auto_installer
Text encoder · 235 MB · SAFETENSORS · Hugging Face · UmeAiRT/ComfyUI-Auto_installer
Checkpoint · 11.1 GB · Hugging Face · UmeAiRT/ComfyUI-Auto_installer
Text encoder · 4.56 GB · SAFETENSOR · fp8 · Hugging Face · UmeAiRT/ComfyUI-Auto_installer
BasicGuider
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BasicScheduler
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CLIPTextEncode
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ConditioningZeroOut
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DualCLIPLoaderGGUF
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Fast Groups Bypasser (rgthree)
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FluxGuidance
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Image Comparer (rgthree)
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JWStringToInteger
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KSamplerSelect
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LoadImage
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ModelSamplingFlux
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Params In // RvTools
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RandomNoise
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SamplerCustomAdvanced
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Save Images // RvTools
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Text Concatenate
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UltimateSDUpscale
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UNETLoader
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UpscaleModelLoader
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VAEDecode
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VAEEncode
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VAELoader
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workflow>Activate LoRA
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workflow>LoRA - 1
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workflow>LoRA - 2
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workflow>LoRA - 3
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workflow>Save image
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