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Tech riderRev. 20 Sept 2026

SeedVR2

Ch 166.2of 33 AI Video Upscalers
  1. 1Runs onLinux, Mac, self-hosted, Windows
  2. 2CostsNot stated by the maker
  3. 3Enhancement modesSeedVR2-3B; SeedVR2-7B
2 lines stated Written from the maker's own pages: github.com
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The SeedVR2 homepage

Overview

SeedVR2 is ranked #16 of 33 in AI video upscalers on Specifiction. It runs on Linux, macOS, Self-hosted, Windows.

Compared on AI video upscalers

Enhancement modes
SeedVR2-3B; SeedVR2-7Bgithub.com

Facts

Purpose
SeedVR2 is a one-step diffusion-transformer model for video restoration at arbitrary resolutions.github.com · 4 Oct 2026
Inference
The project describes restoring video in a single step without an additional diffusion prior.github.com · 4 Oct 2026
Research method
The paper describes adaptive window attention and adversarial post-training for high-resolution video restoration.iceclear.github.io · 4 Oct 2026
Image and video upscaling
The official ComfyUI release supports upscaling both videos and images.github.com · 4 Oct 2026
ComfyUI integration
The release provides four ComfyUI nodes for controlling the upscaling pipeline.github.com · 4 Oct 2026
Standalone use
The release also provides a standalone command-line interface, including multi-GPU and batch processing workflows.github.com · 4 Oct 2026
Supported formats
The upscaler supports RGB and RGBA video and image inputs.github.com · 4 Oct 2026
Model options
The release documents 3B and 7B model variants, with FP16, FP8, and quantized GGUF options.github.com · 4 Oct 2026
Performance controls
The release documents model offloading, VAE tiling, and BlockSwap to manage memory use during inference.github.com · 4 Oct 2026
Platform support
Standalone installation instructions cover Windows, macOS, and Linux; Apple Silicon MPS support is also documented.github.com · 4 Oct 2026
Security
A release note says model loading was restricted to tensor-only deserialization to prevent code execution from malicious .pth files.github.com · 4 Oct 2026
License
The SeedVR2 project states that it is licensed under Apache 2.0.github.com · 4 Oct 2026
Support
The project README invites questions by email at [email protected].github.com · 4 Oct 2026
Research affiliation
The paper lists the authors’ affiliations as S-Lab at Nanyang Technological University and ByteDance Seed.iceclear.github.io · 4 Oct 2026

Best SeedVR2 alternatives

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Where it ranks on Specifiction

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Sources