{ "1": { "class_type": "CheckpointLoaderSimple", "inputs": { "ckpt_name": "sd_xl_base_1.0.safetensors" } }, "2": { "class_type": "CLIPTextEncode", "inputs": { "text": "masterpiece, cinematic lighting, 8k resolution, highly detailed" } }, "3": { "class_type": "EmptyLatentImage", "inputs": { "width": 1024, "height": 1024, "batch_size": 1 } }, "4": { "class_type": "KSampler", "inputs": { "seed": 12345, "steps": 25, "cfg": 7.0, "denoise": 1.0, "model": ["1", 0], "positive": ["2", 0], "negative": ["5", 0], "latent_image": ["3", 0] } }, "5": { "class_type": "CLIPTextEncode", "inputs": { "text": "blurry, low quality, distorted, watermark" } }, "6": { "class_type": "UpscaleModelLoader", "inputs": { "model_name": "4x-UltraSharp.pth" } }, "7": { "class_type": "UltimateSDUpscale", "inputs": { "image": ["8", 0], "upscale_by": 2, "upscale_model": ["6", 0], "mode_type": "Chess", "tile_width": 512, "tile_height": 512, "mask_blur": 8, "upscale_workflow": "tiled" } }, "8": { "class_type": "VAEDecode", "inputs": { "samples": ["4", 0], "vae": ["1", 2] } }, "9": { "class_type": "SaveImage", "inputs": { "images": ["7", 0] } }}

Production Grade 4k Tiled Upscaler ( VRAM optimized ).

v1.0 - Initial ReleaseOptimized for 4K tiled upscaling.Integrated Ultimate SD Upscale logic.VRAM usage capped to under 8GB via tiled decoding.

Files with SHA256: 3951046a491fbc400ffa689001cff80c188f39a6796ca00c97deebc6fc8ddcba