NVIDIA-accelerated LTX-2.5 generates 10-second video in 6.8 seconds, running open weights locally on RTX and DGX Spark.

Because the weights are open, that entire experimentation phase can happen on a company's own hardware, with no per-generation billing and no data or IP leaving its systems.

LTX-2.5, the open-weights AI video model from Lightricks spinout LTX, generates clips in 6.8 seconds with native ComfyUI integration and 33M