When rendering text, what would you expect CPU to be? For however long it takes to render, you’d expect it to max out.

Also search is unavailable, regarding missing features.

For me the window is laggy and takes a few seconds to resize or move. It's also not reliable when prompting sometimes it just sits there with no output and I have to quit and restart. I've since uninstalled the desktop app and I'm happier with the "Add to Dock" web version.