Pat thighs very dry with paper towels. Rub skin with cooking spray or 1 tsp oil; season with salt, pepper, and paprika.
Whisk honey, soy sauce, vinegar, garlic, and olive oil. Reserve 2 tbsp for glazing.
Brush thighs with most sauce, saving some. Let sit 10 minutes if time permits.
Preheat air fryer to 400°F (200°C). Cook thighs skin-side down 10 minutes.
Flip; brush with reserved sauce. Cook 8–10 minutes more until internal temperature reaches 165°F and skin crisps.
Rest 5 minutes; garnish with green onions and serve.