Preheat oven to 350 degrees F (175 degrees C).
Beat peanut butter, white sugar, and brown sugar together in a large bowl with an electric mixer until smooth. Stir egg, vanilla extract, and baking soda into peanut butter mixture; stir in chocolate chips.
Drop mixture by small rounded spoonfuls onto a baking sheet about 2 inches apart.
Bake in the preheated oven until cookies are flattened and golden, about 8 minutes.
Use either smooth or crunchy peanut butter.
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