Audio Driven Video

InfiniteTalk promises infinite-length talking video from a portrait and audio, running in ComfyUI. It looks very good — but on a 32GB card the ‘infinite’ part isn’t practical yet. Here’s the honest state.

LTX’s native audio dub is the highest-resolution lip-sync we’ve run locally — but the generative mode invents a made-up language unless you wire the true audio-driven path. Here’s how it works and where it slips.