Then why are you searching on Google? That's where you would see an AMP page served from a Google AMP cache. If you searched on Bing, you would get AMP pages served from a Bing AMP cache instead.
AMP pages hosted by the publisher, Google's AMP cache, Bing's AMP cache, or some other company's AMP cache? GGP was complaining about sending any information to Google. Only one of those options does so.