API Design

Webhook

/ˈwebhʊk/

Definition

A mechanism where one service sends an HTTP POST to a registered URL when an event occurs.

Example in context

"Stripe sends a webhook to our /payments/webhook endpoint when a payment completes — we update the order status."

Practice this term

Master Webhook in context by working through exercises in the API Design module. You'll see the term used in real engineering scenarios with multiple-choice, fill-in-the-blank, and matching drills.