Update your ComfyUI to the latest (Github version) => cd to ComfyUI directory -> terminal -> git pull -> restart ComfyUI

The upscale workflow file contains Wan FlashVSR, which is the fastest but resource-heavy at 10GB VRAM. The Hunyuan SR workflow is time-consuming but VRAM-friendly

Lightx2v 4steps LoRA: https://civarchive.com/models/2162543

Prompt guide: https://civarchive.com/articles/22889/hunyuan-15-sudio-prompt-generator-and-guide

CFG 1 Steps 30-50 [ with no 4steps LoRA ]

Workflows in the zip files (i2v & t2v) + download links (text encoders, vae, clip vision, upscalers)

• Type: Lightweight, open-source video generation model (Diffusion Transformer, 8.3B parameters)

• Capabilities: High-quality text-to-video (T2V) and image-to-video (I2V) synthesis

• Efficiency Features: Selective and Sliding Tile Attention for faster inference on consumer GPUs

• Additional Support: Bilingual prompts, integrated super-resolution to 1080p

• Performance: State-of-the-art visual quality and motion coherence among open-source models

These models are redistributed here for the sake of convenience.