When building Highlight, we've made technical decisions that prioritize putting your site's performance first. Highlight's performance impact on your site, therefore, is negligible, both from the perspective of your user's real-time experience as well as from a page-load perspective.
Highlight's bundle size is a mere 66 kb. From a page load perspective, your team should have no qualms regarding Highlight's impact on page load metrics.
Highlight uses the well-maintained MutationObserver browser API in order to record DOM mutations. When sending these changes to our platform, we buffer events periodically to ensure that
Your client will send Highlight telemetry about every 5 seconds. We've taken extra care in making sure we don't overwhelm your end user's machine: