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- {"id":"812415b5-8379-5826-9c36-2e127861c4eb","revision":0,"last_node_id":304,"last_link_id":43,"nodes":[{"id":116,"type":"MarkdownNote","pos":[-600,90],"size":[560,680],"flags":{},"order":0,"mode":0,"inputs":[],"outputs":[],"title":"DENO · 2K Video Upscaler","properties":{},"widgets_values":["## DENO · MiniMax H3 2K Video Upscaler\n\nDirect 2K neural latent upscale and refinement for existing MP4 videos.\n\n### Quick start\n1. In **Input Video**, upload your ready-made video file in **Upload Video 🎥🅥🅗🅢**.\n2. (Optional) In **Upscale Prompt**, leave default or describe enhanced textures/style.\n3. Click **Queue Prompt**. Your video is encoded to VAE latents, upscaled 2× in latent space, and refined with DMD + Open-H3 refiner LoRAs.\n4. **Spatial Tiles** ensures your 16 GB GPU runs without CUDA OOM.\n5. The final 2K video with synchronized original audio is saved by **Video Combine**.\n\n### Hardware Settings\n- **Tile Size**: 1344×768 with 256 overlap (pre-configured for 16GB VRAM).\n- **Audio**: Original audio track from your input video is preserved 1:1.\n\nAuthor: **DENO / Modified for 2K Upscale** · Workflow: **GPL-3.0-only**"],"widgets_values_named":{"text":"## DENO · MiniMax H3 2K Video Upscaler\n\nDirect 2K neural latent upscale and refinement for existing MP4 videos.\n\n### Quick start\n1. In **Input Video**, upload your ready-made video file in **Upload Video 🎥🅥🅗🅢**.\n2. (Optional) In **Upscale Prompt**, leave default or describe enhanced textures/style.\n3. Click **Queue Prompt**. Your video is encoded to VAE latents, upscaled 2× in latent space, and refined with DMD + Open-H3 refiner LoRAs.\n4. **Spatial Tiles** ensures your 16 GB GPU runs without CUDA OOM.\n5. The final 2K video with synchronized original audio is saved by **Video Combine**.\n\n### Hardware Settings\n- **Tile Size**: 1344×768 with 256 overlap (pre-configured for 16GB VRAM).\n- **Audio**: Original audio track from your input video is preserved 1:1.\n\nAuthor: **DENO / Modified for 2K Upscale** · Workflow: **GPL-3.0-only**"},"color":"#222","bgcolor":"#000"},{"id":117,"type":"MarkdownNote","pos":[-1260,90],"size":[630,1400],"flags":{},"order":1,"mode":0,"inputs":[],"outputs":[],"title":"Model Links","properties":{},"widgets_values":["## Model Links\n[🤗 Deno2026/MiniMax-H3-DenoMix](https://huggingface.co/Deno2026/MiniMax-H3-DenoMix) · [🤗 Comfy-Org/MiniMax-H3](https://huggingface.co/Comfy-Org/MiniMax-H3)\n\n**diffusion_models**\n\n- DenoMix v3: [MiniMax-H3_DenoMix_ref2va_pruned_int8_v3.safetensors](https://huggingface.co/Deno2026/MiniMax-H3-DenoMix/resolve/main/MiniMax-H3_DenoMix_ref2va_pruned_int8_v3.safetensors)\n\n**loras**\n\n- Stage 2 · DMD: [minimax_h3_dmd_ref2va_8step_turbo_pruned.safetensors](https://huggingface.co/drbaph/MiniMax-H3-Turbo-Lora-ComfyUI/resolve/main/experimental/minimax_h3_dmd_ref2va_8step_turbo_pruned.safetensors)\n- Stage 2 · Open-H3 refiner: [minimax_h3_open_regenerate_2k_refiner_rank_16_bf16.safetensors](https://huggingface.co/Kijai/MiniMax-H3-experimental/resolve/main/loras/minimax_h3_open_regenerate_2k_refiner_rank_16_bf16.safetensors)\n\n**text_encoders**\n\n- [qwen3vl_32b_minimax_h3_int8_convrot.safetensors](https://huggingface.co/Comfy-Org/MiniMax-H3/resolve/main/text_encoders/qwen3vl_32b_minimax_h3_int8_convrot.safetensors)\n\n**vae**\n\n- [minimax_h3_video_vae_int8_convrot.safetensors](https://huggingface.co/Comfy-Org/MiniMax-H3/resolve/main/vae/minimax_h3_video_vae_int8_convrot.safetensors)\n- [minimax_h3_audio_vae_fp32.safetensors](https://huggingface.co/Comfy-Org/MiniMax-H3/resolve/main/vae/minimax_h3_audio_vae_fp32.safetensors)\n\n**latent_upscale_models**\n\n- [minimax_h3_latent_upscaler_3d_bf16.safetensors](https://huggingface.co/Konteni2/Minimax_h3_latent_Upscaler/resolve/main/minimax_h3_latent_upscaler_3d_bf16.safetensors)\n\n## Required Node Packs\n\n- [DENO Custom Nodes](https://github.com/Deno2026/comfyui-deno-custom-nodes)\n- [LBH H3 Latent Upscaler](https://github.com/LBH-123-AI/Comfyui_Minimax_h3_latent_Upscaler)\n- [MiniMax H3 Temporal Window & Spatial Tiles](https://github.com/mo-akkakk/ComfyUI-MiniMaxH3-TemporalWindow-SpatialTiles)\n- [KJNodes](https://github.com/kijai/ComfyUI-KJNodes)\n- [VideoHelperSuite](https://github.com/Kosinkadink/ComfyUI-VideoHelperSuite)"],"widgets_values_named":{"text":"## Model Links\n[🤗 Deno2026/MiniMax-H3-DenoMix](https://huggingface.co/Deno2026/MiniMax-H3-DenoMix) · [🤗 Comfy-Org/MiniMax-H3](https://huggingface.co/Comfy-Org/MiniMax-H3)\n\n**diffusion_models**\n\n- DenoMix v3: [MiniMax-H3_DenoMix_ref2va_pruned_int8_v3.safetensors](https://huggingface.co/Deno2026/MiniMax-H3-DenoMix/resolve/main/MiniMax-H3_DenoMix_ref2va_pruned_int8_v3.safetensors)\n\n**loras**\n\n- Stage 2 · DMD: [minimax_h3_dmd_ref2va_8step_turbo_pruned.safetensors](https://huggingface.co/drbaph/MiniMax-H3-Turbo-Lora-ComfyUI/resolve/main/experimental/minimax_h3_dmd_ref2va_8step_turbo_pruned.safetensors)\n- Stage 2 · Open-H3 refiner: [minimax_h3_open_regenerate_2k_refiner_rank_16_bf16.safetensors](https://huggingface.co/Kijai/MiniMax-H3-experimental/resolve/main/loras/minimax_h3_open_regenerate_2k_refiner_rank_16_bf16.safetensors)\n\n**text_encoders**\n\n- [qwen3vl_32b_minimax_h3_int8_convrot.safetensors](https://huggingface.co/Comfy-Org/MiniMax-H3/resolve/main/text_encoders/qwen3vl_32b_minimax_h3_int8_convrot.safetensors)\n\n**vae**\n\n- [minimax_h3_video_vae_int8_convrot.safetensors](https://huggingface.co/Comfy-Org/MiniMax-H3/resolve/main/vae/minimax_h3_video_vae_int8_convrot.safetensors)\n- [minimax_h3_audio_vae_fp32.safetensors](https://huggingface.co/Comfy-Org/MiniMax-H3/resolve/main/vae/minimax_h3_audio_vae_fp32.safetensors)\n\n**latent_upscale_models**\n\n- [minimax_h3_latent_upscaler_3d_bf16.safetensors](https://huggingface.co/Konteni2/Minimax_h3_latent_Upscaler/resolve/main/minimax_h3_latent_upscaler_3d_bf16.safetensors)\n\n## Required Node Packs\n\n- [DENO Custom Nodes](https://github.com/Deno2026/comfyui-deno-custom-nodes)\n- [LBH H3 Latent Upscaler](https://github.com/LBH-123-AI/Comfyui_Minimax_h3_latent_Upscaler)\n- [MiniMax H3 Temporal Window & Spatial Tiles](https://github.com/mo-akkakk/ComfyUI-MiniMaxH3-TemporalWindow-SpatialTiles)\n- [KJNodes](https://github.com/kijai/ComfyUI-KJNodes)\n- [VideoHelperSuite](https://github.com/Kosinkadink/ComfyUI-VideoHelperSuite)"},"color":"#222","bgcolor":"#000"},{"id":127,"type":"UNETLoader","pos":[30,100],"size":[460,90],"flags":{},"order":2,"mode":0,"inputs":[{"localized_name":"unet_name","name":"unet_name","type":"COMBO","widget":{"name":"unet_name"},"link":null},{"localized_name":"weight_dtype","name":"weight_dtype","type":"COMBO","widget":{"name":"weight_dtype"},"link":null}],"outputs":[{"localized_name":"MODEL","name":"MODEL","type":"MODEL","links":[1]}],"properties":{"cnr_id":"comfy-core","ver":"0.30.0","Node name for 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S&R":"MiniMaxH3SigmaShift"},"widgets_values":[12,3],"widgets_values_named":{"shift_video":12,"shift_audio":3}},{"id":209,"type":"BlockSparseAttention","pos":[30,1030],"size":[460,250],"flags":{},"order":6,"mode":4,"inputs":[{"localized_name":"model","name":"model","type":"MODEL","link":null},{"localized_name":"method","name":"selection","type":"COMFY_DYNAMICCOMBO_V3","widget":{"name":"selection"},"link":null},{"localized_name":"tau","name":"selection.tau","type":"FLOAT","widget":{"name":"selection.tau"},"link":null},{"localized_name":"start_percent","name":"start_percent","type":"FLOAT","widget":{"name":"start_percent"},"link":null},{"localized_name":"end_percent","name":"end_percent","type":"FLOAT","widget":{"name":"end_percent"},"link":null},{"localized_name":"dense_blocks","name":"dense_blocks","type":"STRING","widget":{"name":"dense_blocks"},"link":null},{"localized_name":"min_tokens","name":"min_tokens","type":"INT","widget":{"name":"min_tokens"},"link":null},{"localized_name":"extra_tokens","name":"extra_tokens","type":"INT","widget":{"name":"extra_tokens"},"link":null},{"localized_name":"sink_conditioning","name":"sink_conditioning","type":"COMBO","widget":{"name":"sink_conditioning"},"link":null},{"localized_name":"verbose","name":"verbose","type":"BOOLEAN","widget":{"name":"verbose"},"link":null}],"outputs":[{"localized_name":"model","name":"model","type":"MODEL","links":[]}],"properties":{"cnr_id":"comfy-core","ver":"0.37.0","Node 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