If you’re planning a DIY multi-zone mini split, both Zone Air and MRCOOL offer...

https://atomic-wiki.win/index.php/Multi-Zone_Mini_Split_Zoning_Ideas_for_Guests,_Dining_Room,_and_Kitchen_Heat

If you’re planning a DIY multi-zone mini split, both Zone Air and MRCOOL offer solid options, but a couple of details might help decide