Grease bottom rack of an air-fryer drawer, then preheat the air fryer to 400°F.
In a medium bowl, combine all Salmon Stuffing ingredients. Stir until well mixed.
In a small bowl, whisk to combine all Salmon Glaze ingredients.
Brush both sides of all 4 salmon fillets with Salmon Glaze.
Using a sharp knife, carefully slice each salmon fillet horizontally to create a deep pocket for stuffing.
Using a silicone spatula, slide equal amounts of Salmon Stuffing into each fillet.
Place fish on greased bottom rack in air fryer basket with plenty of space around each fillet.
Cook 10–12 minutes until fillets are flaky throughout. Serve warm.