In a small bowl, cream butter and agave nectar until light and fluffy. Beat tge egg, banana and vanilla. In another bowl,combine flour, baking powder, salt, and baking soda; gradually add to vreamed mixture. Stir in chocolate chips. Drop by teaspoonfuls 2 inches apart onto a baking sheets coated with cokking spray (you want to make 36 cookies.) Bake at 350 degrees for 12 minute or until the edges are lightly browned. Remove to wire racks to cool.