Preheat oven to 375 and line cookie sheets with parchment paper or spray with non-stick spray.
Using a whisk, beat pumpkin, egg, sugars, oil, vanilla, cinnamon all together in a bowl, until blended well.
In another bowl, add salt, baking soda, baking powder and flour together in a mixing bowl and then add to wet mixture and mix together until just combined.
Stir in the chocolate chips.
Using a small scoop or rounded tablespoon measure, drop onto cookie sheets - 12 cookies per baking sheet, cookies will spread a little.
Bake for 10-13 minutes
Remove from tray and let cool.