Pat the steak dry with paper towels
Season both sides with salt, pepper, and any desired spices
Preheat the air fryer to 400°F
Lightly oil the steak or air fryer basket if needed
Place the steak in a single layer in the air fryer basket
Air fry for 6 to 10 minutes for medium-rare, flipping halfway through
Air fry for 10 to 12 minutes for medium, flipping halfway through
Check doneness with a meat thermometer
Remove the steak when it reaches your preferred internal temperature
Let the steak rest for 5 to 10 minutes before slicing
Slice against the grain and serve