How long will this cake keep fresh?

Name: Gluten Free Carrot Cake with Cream Cheese Frosting
Prep time: 20 min
Cook time: 30 min
Total time: 50 min
Ingredients: 1 1/2 cups gluten free flour blend (* see note); 1 1/2 cups shredded carrot; 1 teaspoon baking powder (aluminum free); 1 teaspoon baking soda; 1/4 teaspoon salt; 1/4 teaspoon ground allspice; 1/2 teaspoon ground nutmeg; 1 teaspoon ground cinnamon; 1 1/4 cup sugar; 1/4 cup brown sugar; 1/2 cup almond flour (* see note); 3 eggs (large); 6 ounces coconut oil (melted or another light oil); 6 ounces almond milk (* see note); 1/3 cup raisins; 1/3 cup walnuts (chopped); 8 ounces cream cheese; 1 teaspoon pure vanilla extract; 2 cups powdered sugar; 1/4 cup unsweetened shredded coconut (optional)

Question

Accepted Answer

This cake will keep fresh for up to 4 days in an airtight container or up to 4 months in the freezer.