Jun 23, 2025
Estimate the sample size and duration of an A/B test
Given the traffic percentage and the expected effect size, this endpoint estimates the sample size and duration of an A/B test based on historical traffic.
Usage
Required ACL:
analytics
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import { algoliasearch } from 'algoliasearch';
// Replace 'us' with your Algolia Application Region
const client = algoliasearch('ALGOLIA_APPLICATION_ID', 'ALGOLIA_API_KEY').initAbtestingV3({ region: 'us' });
const response = await client.estimateABTest({
configuration: { minimumDetectableEffect: { size: 0.03, metric: 'conversionRate' } },
variants: [
{ index: 'AB_TEST_1', trafficPercentage: 50 },
{ index: 'AB_TEST_2', trafficPercentage: 50 },
],
});
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