Splitlab CDN engine · Install on any platform

Ship experiments without flicker.

Developer documentation for Splitlab — add A/B and multivariate testing to any website with one snippet, or a native SDK.

Install on your platform

Every integration loads the same Splitlab engine. Pick your platform to get started.

Paste the SmartCode snippet into any page head — no framework required.

Add Splitlab to a funnel via the Head Tracking Code — no code.

A typed component wrapper with anti-flicker for the App and Pages Router.

Install via the plugin, or drop the snippet into your theme head.

Add the snippet to theme.liquid before the closing head tag.

Paste the snippet into Custom Code → Head on all pages.