We publish a substitute list only where a record says what kind of product it is. Core Web Vitals History's does not yet, so this page names none. The Monitoring category lists every offer we track alongside it.
Current Core Web Vitals History Situation
Risk Level:source unconfirmed
Why: The page we cite for Core Web Vitals History states no amount, tier or rate we can read when we last looked, on 2026-10-11. We are not publishing a stability judgement for it until that is fixed.