What is Answer Engine Optimisation (AEO)?
Answer Engine Optimisation is the practice of shaping a page so a machine can take one passage out of it and still be right. It does not replace search optimisation. It changes the unit of work from the page to the passage.
For twenty years the unit of search work was the page. You picked a query, you built a page for it, and you tried to move that page up a list. The reader arrived at the top of the document and read down. Everything about how we wrote — the introduction that warmed up, the conclusion that summarised — assumed a human who had already landed.
Answer engines do not land. They retrieve a passage, judge whether it settles the question, and either quote it or move on. Nobody reads your introduction. The section that gets used is whichever one happens to contain the answer, torn out of its context and set beside three competitors doing the same thing.
The unit of work is no longer the page. It is the passage.
What AEO actually asks you to change
Almost nothing about technical search work changes. A page still has to be crawlable, fast, canonical and linked. What changes is the writing, and it changes in four specific ways.
Before context, before background, before the caveat. If the answer to the title is not in the opening paragraph, the retriever has to guess which paragraph you meant, and it usually guesses somebody else's.
A heading that reads "But there is a catch" is unquotable, because the passage beneath it means nothing without the one above. Write the heading as the question the section settles.
Not the words your industry uses. "Do I lose my rankings if I change domain" is a question. "Domain migration considerations" is a filing label.
Numbers, names, dates, conditions, exceptions. A passage that hedges everything is not useful to quote, so it is not quoted. A passage that says which of two things applies when, is.
How is AEO different from a featured snippet strategy?
The craft overlaps almost completely; the stakes do not. A featured snippet sat above a list of ten links, so losing it cost you a position. An assistant's answer often has no list underneath it at all. There is the answer, and there are two or three small source marks beside it. Either you are one of them or you are absent from the conversation entirely.
The other difference is durability. A snippet was awarded to one URL for one query. A passage that genuinely settles a question gets retrieved for dozens of phrasings of that question, in several languages, across several assistants, because they are all doing the same underlying thing: matching meaning rather than matching strings.
Does AEO mean abandoning SEO?
No, and anyone selling that is selling something. Assistants are not independent of search. Most of them run a search underneath — a real query against a real index — and then read the results they get back. If your page cannot be found by the search step, the reading step never happens to it. Classical search work is now the qualifying round.
| Classical search | Answer engines | |
|---|---|---|
| Unit | The page | The passage |
| Goal | A position in a list | Being the passage that gets used |
| Reader | A person who has landed | A machine that will summarise |
| Reward | A click | A citation, and sometimes a click |
| Losing looks like | Position eleven | Absence |
Where do companies usually go wrong?
- Writing for the brand rather than the question. A page titled with your product name answers a question nobody asked.
- Burying the answer under a scene-setting introduction, because that is how articles have always opened.
- Publishing one enormous guide instead of twenty pages that each settle one thing. Retrieval rewards the twenty.
- Marking up a page with schema that describes something different from what the page says. The markup does not win an argument with the text.
- Hedging. "It depends on your situation" is true and useless, and it never gets quoted.
A short test you can run today
Take any page you have published. Delete everything except one paragraph of your choosing. Send that paragraph to a colleague who has not read the page. If they can act on it, the page is retrievable. If they reply asking what it refers to, a machine would have had the same problem and would have quoted somebody else.
Questions this settles
It is a real change in the unit of work, inside a discipline that otherwise continues. Technical search work, crawlability and authority still decide whether you are read at all; AEO decides whether the passage that gets read is yours.
Roughly forty to sixty words. Long enough to state the answer with its condition attached, short enough to be quoted whole without editing.
It helps a machine work out which part of the page is the answer, so it is worth having. It cannot rescue a page where the answer is not actually written down plainly.