It used to use the actual image and be able to provide context from where that image was found elsewhere. Now it seems to throw the image at AI and the AI will go "Oh that's a street" then they will just show you streets with similar colors as the image you put in.
Completely useless for trying to locate what movie a screenshot is from, or even similar images because the category searching is too general. Yandex image search completely blows it out of the water by being nothing more than a modern version of 2010 era Google Image Search.