Benjamin Mayo, 9to5Mac:

It took almost six months since the initial murmurings, but Apple and Amazon have finally resolved their differences. The Apple TV 4K and fourth-generation Apple TV are available to buy from Amazon.com, following the launch of the Prime Video tvOS app earlier this month.

Checked it just now, here’s what I see:

Here’s a US link to the Apple TV 4K – 32GB. Hopefully, Apple and Amazon will work the stock issue out in the next day or so.