> ## Documentation Index
> Fetch the complete documentation index at: https://dripart-docs-router-model-page-pilot.mintlify.site/llms.txt
> Use this file to discover all available pages before exploring further.

# Topaz Starlight Precise 2.5 - AI video upscaling

> Upscale videos with Topaz Starlight Precise 2.5 in ComfyUI: sharper 4K output with reduced artifacts for live-action footage

Topaz Starlight Precise 2.5 is a video upscaling model available in ComfyUI through the Topaz partner nodes. It upscales MP4 videos up to 4K resolution with sharper output and fewer artifacts.

## What Topaz Starlight Precise 2.5 is good at

* **4K upscaling**: Upscales MP4 videos up to 4K resolution
* **Sharper results**: Sharper output with fewer artifacts
* **Live-action footage**: Reduced artifacts make it a good fit for live-action video
* **Resolution options**: Output at FullHD (1080p) or 4K (2160p)

## Example outputs

Video upscaling with the Starlight Precise 2.5 model, showing the sharper enhanced result:

<video controls className="w-full aspect-video" src="https://raw.githubusercontent.com/Comfy-Org/workflow_templates/main/thumbnail/api_topaz_starlight_precise25.mp4" />

## Use it in ComfyUI

<Card title="Topaz Starlight Precise 2.5 workflows" icon="diagram-project" href="/tutorials/partner-nodes/topaz/video-enhance-starlight-precise-2-5/workflow">
  Run the video upscaling workflow in ComfyUI, locally or on Comfy Cloud
</Card>