Why ChatGPT Cites Content 33 Percent Fresher Than Google: A Per-Engine Editorial Cadence Calculator

Ahrefs analysed 17 million AI citations and found the average ChatGPT-cited page is 958 days old vs 1,432 days for Google SERP. Here is the three-tier refresh cadence that captures that 33 percent gap, with a worked example for a 50-page UK service site.