Integration implementation

GTM + GA4

Mirror decisions and conversions into Google Tag Manager’s dataLayer for GA4 routing.

Browser · dataLayer

Live decision runner

Simulation mode

No credential is stored in this repo. Simulation is deterministic and clearly labeled. Add an environment SDK key to send real decisions and events; it stays in this browser’s local storage.

Environment SDK key

Visitor ID

Audience attribute · plan

Flag key

Conversion event key

Implementation

Official docs ↗

window.dataLayer = window.dataLayer || []

window.dataLayer.push({
  event: 'optimizely_conversion',
  optimizely_event: 'demo_purchase',
  optimizely_user_id: visitorId,
  value: 99,
});