Platform architecture

Built for runtime control at scale.

Unrivaled speed, security, and resilience. Built for runtime control at AI speed.

It starts with your application.

LaunchDarkly SDKs embed directly within your application runtime. Whether frontend or backend, container or mobile, our SDKs leverage our global delivery architecture to control code changes and agent behavior consistently from anywhere around the world.

See our SDKs See our SDKs

GitHub
Gitlab
Vercel
Datadog
Elastic
Cloudflare
Segment
Sentry
VS Code
Cursor
Claude

Release or roll back any change within 200ms.

Our streaming architecture uses server-sent events (SSE) to deliver changes to all servers and clients in an environment within 200ms.

Book a demo

01Ready to roll out a new change?
Flip the switch and all targeted clients receive it within 200ms—no redeploy required.
02Is a change degrading system performance?
Disable the change in near real time—not minutes or hours—without rolling back your entire deployment.
03Need to ship an urgent update?
Ship it to every user instantly.

Global delivery network

100+ global POPs

Our global delivery network combines a third-party CDN with LaunchDarkly distributed core architecture components to enable fast responses and consistent experiences.

Initialize within an application in

25ms

Release changes within

200ms

Deliver top-notch experiences to users—wherever they are.

Multi-region resilience.

Our self-healing SDKs retrieve and cache configuration values and targeting rules in memory. Your applications can resolve control decisions and evaluate rules even when disconnected.

LaunchDarkly architecture LaunchDarkly architecture

Resiliency across multiple layers.