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【WAN2.1】Video extension — v1.1

Added user setting for interpolation ratio

Sourcecivitai.com/models/1405188
TaskMultiCapabilitiesText to video · UpscalingFamilyWanVersionRelease 1613326 — WAN2.1 - Video extension 1.1.jsonEstimated VRAMNot yet characterizedDgrade

Runtime profile

Access
External workflow
Status
Listed
Version
WAN2.1 - Video extension 1.1.json
Source
Civitai
Updated
Sep 30, 2026

Source description

What's new? :

Added user setting for interpolation ratio

Added new auto-prompt feature

CFG zero star : Improved prompt adherence (exerimental, disable by default)

Bugfix :

Disable automatic prompt by default,

Adjustment on the resolution selector,

Weird color / contrast spike at 60/80 frames fixed by changing VAE decode node,

Move your notification node so that it works even with upscaling disabled.

What you need

Model files
24.6 GiB known subtotal

Remaining hardware or download-size estimates are not available yet.

Requirements

Models

7

Node packs

10

  • comfyui-custom-scripts

    Found

    Node pack · Registry

  • comfyui-easy-use

    Found

    Node pack · Registry

  • comfyui-florence2

    Possible

    Node pack · Registry

  • comfyui-frame-interpolation

    Found

    Node pack · Registry

  • comfyui-gguf

    Possible

    Node pack · Registry

  • comfyui-impact-pack

    Found

    Node pack · Registry

  • comfyui-kjnodes

    Found

    Node pack · Registry

  • comfyui-mxtoolkit

    Found

    Node pack · Registry

  • comfyui-videohelpersuite

    Found

    Node pack · Registry

  • was-node-suite-comfyui

    Possible

    Node pack · Registry

Sources

1 source
CivitaiSourceVersion 1613326
civitai.com/models/1405188

Verified Sep 30

Source excerpts

2 excerpts
NoteSep 30civitai.com/models/1405188

Source context: 4405 downloads · Type Workflows · Base model Wan Video

NoteSep 28civitai.com/models/1405188

Source context: 4397 downloads · Type Workflows · Base model Wan Video