Partly “nobody knows yet,” and that is a more credible answer than a confident prediction in either direction. What follows separates what has changed from what is still speculation.
What has demonstrably changed
Answer surfaces — AI Overviews, chat assistants answering search-shaped questions directly — now sit ahead of or instead of the traditional results list for a meaningful share of searches. Zero-click behaviour, where a searcher gets an answer without visiting any site, has increased as a direct consequence. Citation — being named as a source within an assembled answer — has become a visibility channel in its own right, separate from ranking position in the traditional list.
What has not changed
Being crawlable is still the precondition for everything else; an AI system summarising the web still has to be able to access a page to draw from it. Being clear — stating claims directly, in extractable form — was already good practice before AI Overviews existed and remains good practice now. Being corroborated — having a claim supported by other credible sources — was already how trust worked in search and continues to be how it works in assembled answers.
The two-sided question
AI is both the thing changing how search results are presented, and a tool some businesses now use to do SEO work itself — drafting content, analysing a site, summarising a competitor’s approach. The first side is the subject of this guide. The second is a separate, ordinary question about which tools to use for which tasks, and does not by itself answer whether AI is “replacing” the discipline.
How long before I see anything?
What to act on now: the things that were already correct practice — clear, direct content, sound technical SEO, structured data. See structured data: what it is and what it does. What to watch rather than act on yet: platform-specific citation tactics aimed at a particular AI system’s current behaviour, because that behaviour has changed multiple times already and is likely to keep changing.
Could this damage my site or waste my money?
Two risks, in opposite directions. Over-correcting — dropping established, working practice to chase an unstable and unpublished target — wastes effort on tactics that may not survive the next change. Doing nothing — treating this shift as hype and ignoring it entirely — risks missing the part that is real: citation as a genuine, growing visibility channel. The safer position sits between the two: treat AI visibility as continuous with existing good SEO practice, not as a reason to abandon it or as a separate discipline requiring separate spend.