Preheat the air fryer to 400°F for 3 minutes. Pat the sausage links dry with paper towels, then brush lightly with olive oil on all sides.
4-6 links Italian sausage, 1 tbsp olive oil
Mix garlic powder, onion powder, and black pepper in a small bowl. Sprinkle the seasoning blend evenly over the oiled sausages, coating all sides.
0.5 tsp garlic powder, 0.5 tsp onion powder, 0.25 tsp black pepper, 0.5 tsp dried Italian herbs
Arrange the sausages in the air fryer basket with 1 inch of space between each link. Cook for 7 minutes without opening the basket.
4-6 links Italian sausage
Flip sausages with tongs and cook for another 5-8 minutes. Check internal temperature with an instant-read thermometer and pull at 160°F.
4-6 links Italian sausage
Rest sausages on a plate for 3-5 minutes before slicing or serving. The internal temperature will rise to 165°F during resting, and juices will redistribute.
4-6 links Italian sausage