SEO
Page speed
How fast the page becomes usable. Timeouts lose crawls. Users and agents leave.
TTFB and LCP are the practical pair. Hero videos can wait.
Edge caches for HTML of key docs are cheap GEO.
Examples
- A docs CDN in one region. Perplexity’s fetcher is in another and times out. Mirror or cache globally.
Related terms
AI web crawlers
Bots from model labs and answer engines that fetch pages for training, retrieval, or user-initiated reading.
Core Web Vitals
LCP, INP, CLS — Google’s speed and stability metrics. Slow pages also annoy crawlers and agents.
Crawl budget
How much a bot is willing to fetch. AI bots can be greedier or pickier than Googlebot. Faceted URLs still waste everyone’s time.
FAQ
How fast is enough? +
Fast enough not to time out or shift the whole layout. Perfect 100s are ego.
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