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FlashVSR is a diffusion‑based video upscaling model that focuses on single‑step, real‑time video super‑resolution, typically from low‑resolution sources up to 2x–3x larger. It is optimized for streaming and long sequences, with temporal stability so frames stay consistent over time instead of flickering like many frame‑by‑frame upscalers. In ComfyUI, it is usually used via a simple node or prebuilt workflow that lets you feed in a video, pick a scale factor, and get a higher‑resolution version with minimal setup.
FlashVSR is useful for:
AI video creators and ComfyUI users who want a fast, integrated way to upscale AI‑generated clips as a final step.
Content creators, YouTubers, and editors who need to clean up low‑res or heavily compressed footage without a complex color‑grading or VFX pipeline.
Streamers and live‑content workflows that need near‑real‑time upscaling of lower‑bitrate video to higher resolution for better viewer quality.
Anyone on mid‑range consumer hardware who wants higher resolution but cannot run very heavy multi‑step diffusion or traditional 4K restoration chains.
A common use case is taking a 720p or 540p AI‑generated video and upscaling it to 1080p or 1440p as a quick, single‑node step at the end of a ComfyUI workflow. This helps remove some compression artifacts, smooth blockiness, and add perceived sharpness while preserving motion across frames. Another use is live or near‑real‑time enhancement of streaming or recorded gameplay and screen captures, where FlashVSR boosts resolution 2x–3x without the big latency of slower diffusion upscalers.
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FlashVSR is a diffusion‑based video upscaling model that focuses on single‑step, real‑time video super‑resolution, typically from low‑resolution sources up to 2x–3x larger. It is optimized for streaming and long sequences, with temporal stability so frames stay consistent over time instead of flickering like many frame‑by‑frame upscalers. In ComfyUI, it is usually used via a simple node or prebuilt workflow that lets you feed in a video, pick a scale factor, and get a higher‑resolution version with minimal setup.
FlashVSR is useful for:
AI video creators and ComfyUI users who want a fast, integrated way to upscale AI‑generated clips as a final step.
Content creators, YouTubers, and editors who need to clean up low‑res or heavily compressed footage without a complex color‑grading or VFX pipeline.
Streamers and live‑content workflows that need near‑real‑time upscaling of lower‑bitrate video to higher resolution for better viewer quality.
Anyone on mid‑range consumer hardware who wants higher resolution but cannot run very heavy multi‑step diffusion or traditional 4K restoration chains.
A common use case is taking a 720p or 540p AI‑generated video and upscaling it to 1080p or 1440p as a quick, single‑node step at the end of a ComfyUI workflow. This helps remove some compression artifacts, smooth blockiness, and add perceived sharpness while preserving motion across frames. Another use is live or near‑real‑time enhancement of streaming or recorded gameplay and screen captures, where FlashVSR boosts resolution 2x–3x without the big latency of slower diffusion upscalers.
Read more
