This is the 2341st most frequent French word.
payant
"Payant" means "requiring payment" or "fee-based."
In this sentence, 'payant' describes a service (parking) that requires payment to use.
Le parking ici est payant.
The parking here is paid.
Here, 'payant' indicates that attending the performance requires payment.
C'est un spectacle payant.
It's a paid performance.
In this context, 'payant' means 'rewarding' or 'profitable', describing the benefits of a choice.