What is the difference between bittersweet and semisweet chocolate in terms of taste and usage in baking?

Bittersweet chocolate has a higher cocoa content and less sugar than semisweet chocolate, giving it a more intense and slightly bitter flavor. Semisweet chocolate is sweeter and has a lower cocoa content. In baking, bittersweet chocolate is often used for a more intense chocolate flavor, while semisweet chocolate is used for a sweeter taste.