Understanding the True Cost of Client-Side A/B Testing
Tim Kadlec
JANUARY 12, 2021
The other reason that I mentioned for why folks use client-side A/B testing is cost. In some cases, like Google Optimize, it’s even free. The Optimizely script is 133.2kb, and it’s loaded as a blocking script (meaning, the browser won’t parse any more HTML until it gets downloaded and executed). to download.
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