6GB should probably be fine, I'll upload a current torch addon and send you a link to it in ~1 1/2hrs via PM, so you can play with it.
You can then extract the addOn into the Hybrid/64bit folder which will overwrite the Vapoursynth folder and add a vsgan_models folder.
Cu Selur
You can then extract the addOn into the Hybrid/64bit folder which will overwrite the Vapoursynth folder and add a vsgan_models folder.

Cu Selur
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Dev versions are in the 'experimental'-folder of my GoogleDrive, which is linked on the download page.
Dev versions are in the 'experimental'-folder of my GoogleDrive, which is linked on the download page.