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Upscale AI-generated video to 4K — Runway, Pika, Kling, and more

AI video generators cap output below 4K and bake in compression artifacts, temporal flicker, and noise. UPSCALEVIDEO takes clips from Runway, Pika, Kling, and Veo and pushes them toward 4K in your browser, sharpening detail and smoothing frame-to-frame inconsistencies without an account, an install, or a watermark on the first enhance.

Upscale AI video

Video Upscaler

AI Video Quality Repair

Why AI-generated video needs upscaling

How it works

Upscale AI video in three steps

Upload a clip from any AI generator, choose your target resolution, and let UPSCALEVIDEO reconstruct detail and clean artifacts in the browser. No install, no account to start.

  1. 01

    Upload your AI clip

    Drop an MP4, MOV, M4V, or MKV file up to 500MB and 60 seconds. Clips from Runway, Pika, Kling, Veo, Luma, and Haiper all work because UPSCALEVIDEO processes the rendered pixels, not the source prompt.

  2. 02

    Pick a target resolution

    Choose how far to push the clip toward 4K. UPSCALEVIDEO reconstructs edges, suppresses compression noise, and smooths temporal flicker so the upscaled result looks closer to natively rendered footage.

  3. 03

    Download the high-bitrate MP4

    Render runs in your browser and returns a high-bitrate MP4 with no watermark on the first enhance. Save it, edit it further, or upload directly to YouTube, a client deck, or a social timeline.

What UPSCALEVIDEO handles

Built for AI-generated video specifically

Artifact and noise cleanup

Compression banding, mosquito noise, and AI-specific grain are reduced so the upscaled frame reads as clean footage rather than a stretched render.

Temporal flicker reduction

Frame-to-frame shimmer and warped textures common in generative video are smoothed, giving the clip a more stable, film-like consistency across motion.

Browser-based, no install

Everything runs in the browser. There is no app to download, no plugin to configure, and no account required before your first enhance.

Multi-format input

Accepts MP4, MOV, M4V, and MKV files up to 500MB and 60 seconds, covering the export formats most AI generators and editors produce.

High-bitrate MP4 output

Renders to a high-bitrate MP4 that survives further editing, color grading, and re-encoding without crumbling into secondary artifacts.

No watermark on first enhance

The first enhance is free and ships without a watermark, so you can test a Runway or Pika clip and judge the result before committing.

Output limits

AI video generators and their output limits

Most generative tools cap output below 4K and compress for delivery. UPSCALEVIDEO closes that gap by reconstructing detail from the rendered pixels.

Generator Typical outputWhat upscaling adds
Runway Gen-3 / Gen-4 Often 720p to 1080p on exportDetail reconstruction toward 4K, noise cleanup
Pika Lower-resolution clips for speedEdge sharpening, reduced artifacts, stable frames
Kling Mid-tier resolution with compressionHigher target resolution, smoother temporal detail
Google Veo Capped output with delivery compressionCleaner textures, higher-bitrate MP4 export
OpenAI Sora Capped below 4K, compressed MP4Sharper edges, less banding, smoother motion

Use cases

Where upscaling AI video pays off

  • Publishing Runway or Pika clips to YouTube and Shorts at a resolution that holds up on large displays and mobile alike.
  • Delivering AI-generated b-roll to clients who expect 4K masters rather than compressed 1080p renders.
  • Cleaning up Kling or Veo outputs for a short film, music video, or narrative cut where artifacts would be visible.
  • Preparing Veo or Luma footage for color grading, compositing, or editing in a higher-resolution timeline.
  • Repurposing AI-generated ads and product shots for paid social where platform recompression punishes soft sources.
  • Restoring detail in older AI-generated clips from earlier model versions that output at lower resolutions.
  • Combining clips from multiple generators into one consistent, high-bitrate sequence without resolution mismatches.

FAQ

Upscaling AI-generated video, answered

Can I upscale Runway video to 4K?

Yes. Runway Gen-3 and Gen-4 exports, which often land at 720p or 1080p, work the same way as any other MP4. UPSCALEVIDEO reads the pixels and pushes the clip toward a higher resolution while reducing compression noise and frame-to-frame flicker. Upload the Runway export directly from your browser, no install or account needed to start. The first enhance ships without a watermark.

What about Pika or Kling clips?

Both work. Pika tends to output smaller clips for speed, and Kling lands at mid-tier resolution with delivery compression, so both benefit from detail reconstruction and artifact cleanup. Drop the file in, pick your target, and UPSCALEVIDEO returns a high-bitrate MP4. The 500MB and 60-second limit applies, so trim very long generations before uploading for the fastest render.

Does it work with Google Veo and Luma?

Yes. Veo clips, which arrive capped with delivery compression, and Luma exports process like any other rendered MP4. UPSCALEVIDEO reconstructs textures and reduces banding so the upscaled result reads as clean footage. Upload directly from the browser, choose a target toward 4K, and download the high-bitrate MP4 with no watermark on the first enhance.

Why does my AI-generated video look low resolution?

Most AI video generators cap output below 4K to keep render time and cost manageable, then compress the result for download. That combination softens edges, introduces banding in gradients, and flattens fine detail. The model did not fail; the delivery format is the bottleneck. Upscaling reconstructs the missing detail from the rendered pixels and gives the clip the resolution a modern display expects.

Can upscaling fix AI video artifacts?

It reduces many of them. UPSCALEVIDEO suppresses compression banding, mosquito noise, and AI-specific grain, and it smooths the warped textures generative models leave behind. It will not fix fundamental problems baked into the generation, such as a morphed face or a physically impossible object, but it cleans the delivery-layer artifacts that make a clip look cheap. Heavily degraded sources see smaller gains.

Does it reduce temporal flicker in AI video?

Yes, temporal flicker, the frame-to-frame shimmer common in generative video, is one of the main things UPSCALEVIDEO targets. By stabilizing detail across frames, the upscaled result looks more like natively rendered footage and less like a sequence of slightly different generations. This is especially visible in skin tones, textures, and backgrounds with fine repeating patterns.

Can I upscale AI video for YouTube?

Yes, and it is one of the most common reasons creators use UPSCALEVIDEO. YouTube recompresses uploads, so a soft 1080p AI clip gets crushed further. Pushing it toward 4K first gives YouTube a higher-quality source to work with, and the high-bitrate MP4 export holds up through the platform's re-encode. For more on the YouTube workflow, see the upscale YouTube guide.

Is upscaling AI-generated video free?

The first enhance is free and ships without a watermark, with no account required to start. You can upload a Runway, Pika, Kling, or Veo clip and judge the result before deciding whether to keep going. Everything runs in the browser, so there is no app to buy or install. Paid options exist for heavier or batch use beyond the free first enhance.

Push your AI-generated video to 4K

Upload a Runway, Pika, Kling, or Veo clip and let UPSCALEVIDEO reconstruct detail, reduce artifacts, and smooth temporal flicker in your browser. First enhance is free, no watermark.

Upscale AI video