Long continuous AI video is here! Free & open-source
Solving the multi-clip consistency problem is crucial for narrative filmmakers; this open-source pipeline enables extended, coherent shots without major quality degradation or expensive cloud subscriptions.
What this lesson covers
This tutorial demonstrates how to install and run Stable Video Infinity v2.0 Pro locally using ComfyUI. The tool leverages Alibaba's Wan 2.2 model to generate long, consistent, and coherent AI videos by seamlessly stitching 4 to 5-second clips.
Key takeaways from the creator
AI-extracted notes, not independently verified product claims. Timestamp links let you check each point in the original video.
- 00:10 ↗
Stable Video Infinity version 2 Pro utilizes Alibaba's Wan 2.2 video model to stitch multiple 4 to 5-second clips into seamless long-form video.
- 03:36 ↗
Installation requires setting up ComfyUI, cloning the KJNodes repository via command prompt, and updating dependencies.
- 06:46 ↗
Users must download both high and low variants of the Wan 2.2 image-to-video FP8 models to fit the pipeline within lower VRAM constraints.
Workflow outlined in the video
- Download and install ComfyUI along with the required KJNodes custom nodes.
- Obtain the Stable Video Infinity v2 Pro workflow JSON file and drag it into your ComfyUI interface.
- Download the necessary Wan 2.2 diffusion models, VAE, text encoders, and Lightx2v LoRAs into your ComfyUI directories.
Before you use this workflow
These notes describe the source video at its publication date. Model access, pricing, connectors and interfaces may have changed. Check the original source and the provider’s current documentation before installing an add-on, connecting an account or spending credits.
ReelStack has not independently tested this workflow. Preview one representative shot and check motion, continuity and output quality before applying it to a full production. No result, cost saving or model capability is guaranteed.
Explore the tools
How to interpret the numbers
218,355 views captured 23 October 2026. ReelStack recommendation score: 55/100. Formula: radar-v5. This is ReelStack’s calculation, not a YouTube rating or a measure of factual accuracy.
Show the calculation
- 45% performance: 1.45× views vs 13 other channel videos observed at a similar age. View-evidence factor 100% (views / (views + 1,000))
- 25% freshness: 0/100 with a 14-day half-life
- 20% momentum: 77 views/day vs 5 channel baseline (6 comparable uploads), with the same view-evidence factor
- 10% engagement: 96/100; likes + 4× comments, smoothed with a 500-view neutral prior