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Ahrefs tracked 1,885 pages adding JSON-LD schema and found no meaningful citation lift on any AI platform. Google's five AI Overviews link changes landed the same week; one is structurally significant. Plus: the AI Mode citation gap practitioners should start measuring now.

Google removed FAQ rich results on May 7, 2026, but FAQPage schema remains a valid, processed signal. Practitioners who stripped the markup after the 2023 restrictions may have removed an advantage in AI Overview citation selection.

The first randomized controlled experiment on Google AI Overviews found a 38% reduction in outbound organic clicks and a rise in zero-click rates from 54% to 72%, with no measurable user satisfaction gain — challenging the implicit user-benefit rationale for the feature.

Ahrefs' March 2026 study of 863,000 SERPs found only 38% of AI Overview-cited pages rank in the top 10, down from 76% in July 2025. The data shows that citation share and organic rank now require separate tracking and optimization strategies.