Core Web Vitals 2026: The Complete Guide

What this page covers

Everything you need to know about Core Web Vitals in 2026. LCP, INP, CLS — what they measure, how to improve them, and why they matter for rankings and AI search.

Think SEO is a Manchester-based agency founded in 2000 and led by Dan Pattemore. The relevant next step depends on the website, market and customer journey, so recommendations are scoped to the evidence rather than promised as a fixed ranking or AI-search outcome.