How to set up a kill switch for any feature in production

This video explains how to use LaunchDarkly to create a kill switch that disables a feature in production.

Overview

This video explains how to use LaunchDarkly to create a kill switch. When traffic spikes or an external service fails, you shouldn’t need to redeploy just to stop the bleeding.

This walkthrough demonstrates how to build a kill switch that enables you to shut down flaky endpoints, risky features, or third-party APIs on the fly. The best part? You stay in control—without touching your code.

How to set up a kill switch for any feature in production