The Nikon Z9 camera never got a price drop in the US since it was announced back in October 2021. The Z9 price already dropped in Europe, but in the US we only got a trade-in bonus.
Nikon is now offering a new deal where you can get a free Nikon MC-CF660G CFexpress Type B memory card, priced at $766.95, with every Z9 purchase (available in the US and Europe):
In Canada, you get a free Delkin 150GB CFexpress memory card with a Z9 purchase.
First Nikon MC-CF660G CFexpress Type B memory card benchmark