SoL-Refiner Upscales Low-Res Video to 4K in One Denoising Step

SoL-Refiner, released on Hugging Face by researchers related to NVIDIA's Sana team, refines low-resolution videos from any video generator into 2K/4K with a single denoising step. Using a three-stage recipe, it achieves an 8.91x end-to-end speedup for high-resolution video generation.

2026-09-30 ~ 2026-09-30 · 2 related posts

• SoL-Refiner: one-step refinement turns low-res video into 4K with 8.91x latency speedup — Haozhe Liu · 2026-09-30
• SoL-Refiner turns low-res AI video into 2K/4K in one denoising step, 8.91x faster — linoy_tsaban · 2026-09-30