MiniMax H3 Turbo + Custom Frames + Video Extend in ComfyUI
MiniMax H3 works great on your own PC at home, and thanks to ComfyUI we get loads of custom nodes so we can make things our way!
Turbo LoRAs for the First/Last and Reference models help to speed things up, and there are loads to choose from. If 20 steps is too many - why not try as few as 4!
If you're low on VRAM then there are plenty of options to reduce that load, so check out this video for more information and also the new INT8-ConvRot VAE. The new Comfy Kitchen Attention may be just the thing for you!
The First/Last model can do more than just First and Last frames - you can now have m