Preheat your air fryer to 325°F (160°C)
Whisk together the dry ingredients (flour, baking powder, salt, and sugar) in a large mixing bowl
In another bowl, mix the wet ingredients (buttermilk, butter, eggs, and vanilla extract) until smooth
Add the wet ingredients to the dry and mix
Grease the air fryer pan with cooking spray or butter
Pour the batter into the pan and allow to cook for 5-7 minutes