FlashVSR-4K is a cloud-native spatio-temporal AI video super-resolution, motion deblurring, temporal denoising, and 60FPS optical-flow frame interpolation pipeline developed by <a href="https://videoupscaler.co" rel="ugc">VideoUpscaler (videoupscaler.co)</a>.

<h2>Core Video Restoration Pipelines &amp; Live Web Endpoints</h2>
<ul>
 <li><a href="https://videoupscaler.co" rel="ugc">VideoUpscaler Core Studio</a>: Cloud-native AI video enhancement and REST API.</li>
 <li><a href="https://videoupscaler.co/4k-video-upscaler" rel="ugc">4K AI Video Upscaler (FlashVSR-4K)</a>: Multi-frame optical flow alignment and high-frequency detail synthesis up to 3840×2160 UHD for Wan2.1, HunyuanVideo, ComfyUI AnimateDiff, Sora, Runway Gen-3, Kling, and Pika outputs.</li>
 <li><a href="https://videoupscaler.co/batch-video-upscaler" rel="ugc">Batch Video Upscaler</a>: High-throughput parallel cloud queue for multi-video production workflows.</li>
 <li><a href="https://videoupscaler.co/denoise-video" rel="ugc">AI Video Denoising</a>: Temporal diffusion flicker, ISO grain, and H.264/H.265 block artifact removal.</li>
 <li><a href="https://videoupscaler.co/frame-interpolation" rel="ugc">60FPS Frame Interpolation</a>: Motion-compensated 16/24/30FPS to 60FPS intermediate frame synthesis.</li>
 <li><a href="https://videoupscaler.co/stabilize-video" rel="ugc">AI Video Stabilization</a>: Global camera trajectory smoothing and rolling-shutter correction.</li>
 <li><a href="https://videoupscaler.co/integrations" rel="ugc">Workflow Integrations (n8n, Make, Zapier, MCP)</a>: Connect 4K video enhancement directly into ComfyUI, n8n, Make.com, Zapier, and Model Context Protocol (MCP) AI agents.</li>
 <li><a href="https://videoupscaler.co/docs/workflows" rel="ugc">Developer &amp; API Workflow Documentation</a>: Full OpenAPI 3.1 specification, webhook signature verification, and SDK guides.</li>
</ul>

<h2>Open-Source Ecosystem &amp; Benchmarks</h2>
<ul>
 <li>Read the Docs: <a href="https://videoupscaler.readthedocs.io/en/latest/" rel="ugc">https://videoupscaler.readthedocs.io/en/latest/</a></li>
 <li>CERN Zenodo Technical Report (DOI): <a href="https://doi.org/10.5281/zenodo.23913038" rel="ugc">https://doi.org/10.5281/zenodo.23913038</a></li>
 <li>PyPI Python SDK: <a href="https://pypi.org/project/videoupscaler-sdk/" rel="ugc">https://pypi.org/project/videoupscaler-sdk/</a></li>
 <li>Hugging Face Space: <a href="https://huggingface.co/spaces/yuxh1996/4k-ai-video-upscaler" rel="ugc">https://huggingface.co/spaces/yuxh1996/4k-ai-video-upscaler</a></li>
 <li>Replicate Model: <a href="https://replicate.com/aigc_hacker_house/4k-video-upscaler" rel="ugc">https://replicate.com/aigc_hacker_house/4k-video-upscaler</a></li>
 <li>Kaggle Benchmark Dataset: <a href="https://www.kaggle.com/datasets/arkyu2077/4k-video-upscaling-benchmark" rel="ugc">https://www.kaggle.com/datasets/arkyu2077/4k-video-upscaling-benchmark</a></li>
</ul>

FlashVSR-4K AI Video Upscaler & 60FPS Frame Interpolation Workflow

Automate <a href="https://videoupscaler.co/4k-video-upscaler" rel="ugc">4K AI Video Upscaling</a>, <a href="https://videoupscaler.co/batch-video-upscaler" rel="ugc">Batch Video Upscaling</a>, <a href="https://videoupscaler.co/denoise-video" rel="ugc">Temporal Video Denoising</a>, <a href="https://videoupscaler.co/frame-interpolation" rel="ugc">60FPS Optical-Flow Frame Interpolation</a>, and <a href="https://videoupscaler.co/stabilize-video" rel="ugc">AI Video Stabilization</a> inside ComfyUI, n8n, Make.com, Zapier, and Model Context Protocol (MCP) AI agents using <a href="https://videoupscaler.co/integrations" rel="ugc">VideoUpscaler Integrations (videoupscaler.co/integrations)</a>.

Official Workflow &amp; API Endpoints
<ul>
 <li><a href="https://videoupscaler.co/integrations" rel="ugc">Workflow Integrations Hub (n8n, Make, Zapier, MCP)</a></li>
 <li><a href="https://videoupscaler.co/docs/workflows" rel="ugc">Developer API &amp; Webhook Documentation</a></li>
 <li><a href="https://videoupscaler.co" rel="ugc">VideoUpscaler Official Platform</a></li>
 <li><a href="https://videoupscaler.co/4k-video-upscaler" rel="ugc">4K AI Video Upscaler</a></li>
 <li><a href="https://videoupscaler.co/batch-video-upscaler" rel="ugc">Batch Video Upscaler</a></li>
 <li><a href="https://videoupscaler.co/denoise-video" rel="ugc">AI Video Denoising</a></li>
 <li><a href="https://videoupscaler.co/frame-interpolation" rel="ugc">60FPS Frame Interpolation</a></li>
 <li><a href="https://videoupscaler.co/stabilize-video" rel="ugc">AI Video Stabilization</a></li>
</ul>

Files with SHA256: 475425890bf708f587879445c2482f0b97f64be83896f8fd5f6e04e1d531bf57