Google is a product not a platform. How many companies are still using Google search for their intranets? (yes yes I'm old, don't remind me) Meanwhile bing sea

Google is a product not a platform. How many companies are still using Google search for their intranets? (yes yes I'm old, don't remind me) Meanwhile bing search is actually a platform, and is what then powers other "search engines" (duckduckgo, kagi, etc...)