Combine graham cracker crumbs, unflavored protein powder, and melted coconut oil; press into the base of a 9-inch springform pan.
Dissolve instant espresso powder in hot water and set aside to cool.
Hydrate gelatin in 2 tablespoons of cold water, then heat briefly until liquefied.
Beat softened cream cheese and Greek yogurt together until no lumps remain.
Add sweetener, vanilla extract, coffee-flavored protein powder, and the cooled espresso liquid to the base.
Whisk the liquefied gelatin rapidly into the cheesecake batter to ensure even distribution.
Transfer the batter onto the prepared crust and level with a spatula.
Chill the assembly at 4 degrees Celsius for a minimum of 4 hours to allow the protein and gelatin matrix to set.