Not ideal but I use Invidious and redirect any Youtube search results to my Invidious instance. Go to Kagi settings -> advanced --> Redirects and add

  https://www.youtube.com/watch\?v=(.*)|https://yt.oelrichsgarcia.de/watch\?v=$1

I use my own Invidious instance. yt.oelrichsgarcia.de is from https://docs.invidious.io/instances/#list-of-public-invidiou...