There's a surprising number of extensions like this (see https://github.com/thomasj02/AiFilter https://github.com/thomasj02/AiFilter, https://unbaited.danielpet

There's a surprising number of extensions like this (see https://github.com/thomasj02/AiFilter https://github.com/thomasj02/AiFilter, https://unbaited.danielpetho.com/ https://unbaited.danielpetho.com/) although it seems most are Chrome-exclusive