Set your Instant Pot to sauté mode. Heat olive oil, then add onion, garlic, and ginger until softened.
Stir in curry paste and cook briefly until fragrant.
Add chicken, pumpkin, coconut milk, broth, soy sauce, and lime juice. Mix well.
Lock the lid, set to high pressure, and cook for 10 minutes.
Quick release the steam, open carefully, and season with salt and pepper.
Serve hot, topped with fresh cilantro.