It's relatively straightforward to create a firefox alternate search engine which defaults to the "web" tab of Google search results which is mostly free of Google-originated LLM swill.

Instructions are here: https://support.mozilla.org/en-US/kb/add-custom-search-engin...

The "URL with %s in place of search term" to add is:

https://www.google.com/search?q=%s&client=firefox-b-d&udm=14