<h3 id="you-can-also-run-this-workflow-directly-on-runninghub!click-the-link-below-and-you-will-receive-600-free-credits-to-test-it:">You can also run this workflow directly on RunningHub! Click the link below and you will receive 600 free credits to test it:</h3>👉 <a target="_blank" rel="ugc" href="https://www.runninghub.ai/ai-detail/2101510898740748290?inviteCode=utilgdqj">[RunningHub Link Here]</a><a target="_blank" rel="ugc" href="https://www.runninghub.ai/ai-detail/2101510898740748290?inviteCode=utilgdqj">https://www.runninghub.ai/pt-br/post/2101458473182588930/?inviteCode=utilgdqj</a><hr /><hr />High-quality Krea 2 pipeline focused on extreme facial and background detail recovery, followed by a powerful SeedVR2 4K upscale.This workflow is designed for users who want maximum sharpness and realism from Krea 2 generations without complicated setups.What this workflow does:<ol><li>Text-to-Image generation with Krea 2 architecture</li><li>1st SeedVR2 pass → deblur + detail recovery</li><li>SAM3 segmentation (Face + Hair)</li><li>Dedicated Face Detailer (low denoise, high precision)</li><li>Dedicated Background Detailer (separate density control)</li><li>Final SeedVR2 4K Upscale (up to 4096px)</li><li>Side-by-side comparison (before vs after upscale)</li></ol>Key Features<ul><li>Separate density controls for Face and Background</li><li>Clean and organized node groups</li><li>Batch / Loop support</li><li>Image Comparer included</li><li>Optimized for high detail and natural skin texture</li><li>Ready for character reference sheets or high-quality portraits</li></ul>Recommended Use Cases<ul><li>Character reference sheets</li><li>High-detail portraits</li><li>Realistic / semi-realistic images</li><li>Face enhancement + full scene refinement</li><li>Final 4K delivery</li></ul>Required Custom Nodes<ul><li>ComfyUI-Impact-Pack (DetailerForEach)</li><li>ComfyUI-KJNodes (Set/Get nodes)</li><li>rgthree-comfy</li><li>Easy-Use (sam3, forLoop, etc.)</li><li>SeedVR2 nodes</li><li>ComfyUI-Image-Resize / WAS Node Suite (or equivalent)</li></ul>Models needed<ul><li>Krea 2 compatible UNET</li><li>Qwen3-VL / Lumina2 CLIP</li><li>SeedVR2 DiT + VAE (seedvr2_ema_7b_fp16 + ema_vae_fp16)</li><li>SAM3 model (<a target="_blank" rel="ugc" href="http://sam3.pt">sam3.pt</a>)</li><li>Optional LoRAs for style/identity</li></ul>Tips<ul><li>Start with Face Density around 0.08 ~ 0.15</li><li>Background Density around 0.12 ~ 0.25</li><li>Keep the first SeedVR2 pass at moderate resolution for better detail recovery</li><li>Use the Image Comparer to check the quality jump after the final 4K upscale</li></ul>

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