Add the remaining ingredients to the large bowl, except for 2 tablespoons of gruyère cheese, the parmesan cheese, and the panko breadcrumbs. Mix with a spoon or a gloved hand until thoroughly combined.
8 oz whipped cream cheese, ½ cup sour cream, ⅓ cup mayonnaise, 1 teaspoon garlic powder, 1 teaspoon kosher salt, 1 medium jalapeño pepper, ¼ cup plus 2 Tablespoons gruyere cheese, ¼ teaspoon cayenne pepper, ¼ teaspoon sweet paprika