First, preheat the air fryer to 350 degrees F or 176 degrees C for a few minutes.

Line a parchment paper on a cake pan.

Take a bowl and add flour, baking powder, salt, sugar.

In a separate bowl, whisk eggs and add peanut butter, Greek yogurt, and vanilla extract.

Mix well, and then add the flour mixture to the egg mixture.

Mix well, then fold in mashed bananas and chocolate chips.

Stir and fill the cake pan with the batter.

Place it in the basket and cook at 310 degrees F or 154 degrees C for 40 minutes.

Once done, slice and serve after cool down.