Is PixARK on Game Pass?

No, only to buy: from $25.99 on Steam.

Is PixARK on Nintendo Switch Online?

No, only to buy: from $28.88 on Nintendo eShop.

Yes, with GeForce NOW (you need your own copy).

From $25.99 on Steam; also Nintendo eShop $28.88.

In no subscription, buy only

Buy

Cloud

Prices are the store price, without subscription discounts. Struck through: the price before the discount.

Is PixARK on Game Pass?: No, only to buy: from $25.99 on Steam.
Is PixARK on Nintendo Switch Online?: No, only to buy: from $28.88 on Nintendo eShop.
Can you play PixARK in the cloud?: Yes, with GeForce NOW (you need your own copy).
How much does PixARK cost?: From $25.99 on Steam; also Nintendo eShop $28.88.