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LightVAE Cuts MiniMax H3 Decode Time

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LightVAE brings pruned lightweight VAE components and an optional INT8 decoder to MiniMax H3 with ComfyUI support; measured decode time drops from 13.28 s on the original INT8 path to 5.71 s with LightVAE Lite.

MiniMax H3 LightVAE Video VAE INT8 Quantization ComfyUI Inference Optimization Video Generation

Category: video-generation

Author: @ITOKtw

Date: 2026-10-15T00:00:00

Duration: 10.125s

Source: https://x.com/ITOKtw/status/2110738842563248480

Reference: https://huggingface.co/lightx2v/LightVAE

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