The UI has been revamped and a chrome extension is now available that integrates searches with the navigation bar (https://chrome.google.com/webstore/detail/ai-search/eoggknli...)
I am not holding my breath for AiSearch becoming a well-known search engine any time soon. In fact, I prefer if it doesn't as I don't want to draw attention in the search engine all-out war. However, I have chosen to give the product for free because I find it useful for myself and perhaps someone can also benefit from it. Obviously, the engine is as private as it can be
If it becomes too expensive to run, I will unfortunately have to kill it. We'll see. Current costs are pretty low and I don't need it to feed me