返回文章列表
Consulting2026年4月22日·24 分鐘閱讀

SEO vs AEO: The Funnel Moved — One Introduces, One Closes

SEO brings people; your site introduces them. AEO brings buyers who already evaluated you in ChatGPT. Your site's job shifted from introduction to closing.

A B2B sales lead said this to us recently: "The inquiries we've been getting the last two or three months feel different — they used to come to ask, now they come to confirm."

By the time inquiries reach them now, the buyer has already done most of the product research inside AI conversations — the first email skips "what do you do?" entirely and goes straight to contract, lead time, payment terms.

This isn't "one more traffic channel". The B2B buying funnel is being restructured.

1. What SEO Does vs What AEO Does

For ten years, the job of a B2B website was to introduce you to people who don't know you:

  • SEO brought people to your site
  • The site introduced the product, justified it with case studies, and walked the cold visitor down a funnel until they inquired

The whole logic assumed your site is the introduction venue — the place a buyer first meets your product.

AEO doesn't share that assumption. AI chatbots have moved the entire "discover + evaluate + compare" loop into the conversation itself. By the time a buyer reaches your site, they've gone fifty turns with ChatGPT, confirmed your features, compared you against competitors, and arrived at "looks like the right pick".

They aren't visiting to be introduced. They're visiting to buy.

Two different funnels, two different jobs for your site:

  • SEO brings people in — the site has to introduce and persuade them
  • AEO brings buyers in — they're already introduced, already persuaded; the site just has to let them close

The rest of this post is the 2026 B2B data showing that restructure is already underway.

2. Evaluation Is Migrating Off Your Site

It starts with where buyer behavior begins:

  • 51% of B2B software buyers use an AI chatbot as the first step of research, not Google (G2 Research, 2026 Q2)
  • AI usage during research went from 60% to 71% in seven months
  • Nearly 70% of buyers say AI's recommendation changed their original vendor shortlist
  • 30% ended up buying from a vendor they'd "never heard of" before

That last one deserves a pause: never heard of, still bought.

For years the unwritten rule of B2B was that brand familiarity was a precondition — you spent time building awareness so a buyer would even click through. Not anymore. AI builds the awareness inside the conversation (if your content is citable), and the buyer arrives at your site only after evaluation is done.

The evaluation venue moved off your site and into the AI conversation. "Never heard of" stopped mattering. "Can the conversation describe you correctly" is now everything.

3. "Coming to Your Site" Is Being Cut Out Earlier

The side effect of evaluation moving away: search-driven traffic itself is shrinking.

  • Over 60% of Google searches are now zero-click — users see the answer on the SERP and leave without clicking anything
  • Add a Google AI Overview to the top of the SERP and zero-click jumps above 80%
  • B2B feels this hardest because B2B research is almost entirely "informational" — the exact query type AI Overview loves to take over. Organic CTR on those keywords fell from 1.76% to 0.61% — a 61% drop (Seer Interactive's 2025 Q3 analysis of 3,119 informational queries)

A common B2B-owner complaint: "My SEO rank didn't drop, why are inquiries dropping?" The answer isn't ranking — it's that the action SEO won at ("get them to the site") is now being skipped. AI answered them on the SERP; there's nothing left to click.

The first step of the funnel used to be "visit the site". The first step is now "evaluate inside the AI conversation". "Visit the site" got pushed to step three, four, sometimes the last step.

4. The People Who Do Reach Your Site Are Wholly Different

Once funnel position changes, the easiest thing to measure is conversion:

  • Google organic average conversion: ~2.8%
  • AI referral average conversion: ~14.2%

Five times.

The difference isn't that AI users are smarter, or that AI traffic is vaguely "better". The reason is concrete:

SEO traffic was mostly people researching, with a minority ready to buy. So your site had to spend most of its words persuading the researchers.

AEO traffic already finished researching inside ChatGPT. They arrive with specific questions ("how do contracts work", "what's the lead time", "how do you compare to vendor X"). They are bottom-of-funnel by composition. The high conversion rate isn't luck — it's the sample.

5. The Two Ranking Systems' Logic Don't Translate

The last data point worth keeping: how decoupled SEO and AEO actually are.

  • SEO rank and AI citation overlap only 17–38%
  • 89% of AI-cited content comes from pages outside Google's top 100

These look contradictory until you frame them as two funnels with different jobs:

  • SEO's job is "can this page get someone here" — so the ranking signals reward domain authority, backlinks, site age
  • AEO's job is "can this page get cleanly cited inside a conversation" — so the citation signals reward answer structure, extractability, fact density

Ranking #1 means you won the old funnel — "get them to the site". AI is winning a different game — "summarize this in one sentence inside a conversation". That requires a different content shape, which is why the best AEO content tends to come from sites with average SEO (no link buying, no keyword farming).

6. The Window Is Open, but Not for Long

Two figures worth keeping:

  • Only 22% of marketers track their AI visibility
  • Only 25.7% plan to make content specifically for AI citation

About 80% of competitors haven't reacted. Our estimate: 12–18 months before AEO becomes what SEO became in 2015 — table stakes, alpha gone.

7. What Has to Change on Your Site

If you accept that SEO and AEO are two separate funnels, your site needs to change shape.

Above the fold: B2B sites used to be able to start with a story ("for 20 years we've focused on..."). Not anymore. The first thing an AEO visitor wants to know is what you do, who you do it for, how to engage. That has to be answered in three seconds.

Deep content pages: The old job was persuading the undecided. The new job is letting the already-decided verify the version of you they heard inside ChatGPT. What matters isn't elegant copy — it's whether the facts on your page match what the AI said. Consistency beats creativity.

Inquiry forms: The old form had twelve fields to qualify slowly. The new form needs three or four (a separate post is coming on this — the B2B form for the AEO era, four fields is enough). The buyer self-qualified inside the conversation; twelve fields now push buyers away.

Where to start, by current state:

  • SEO already strong: Maintain. Shift 20% of resources to the three AEO basics (robots.txt, JSON-LD, IndexNow). Done once, lasts two years.
  • SEO not landed yet: Don't wait. Rank doesn't translate to citation; waiting for SEO before starting AEO loses the low-competition window before SEO arrives.
  • Thin content assets: Start producing — but write AEO-style from day one (inverted pyramid, extractable sentences, dense facts). Writing traditional blog and retrofitting later is double work.

Sources

想把這套用在你的專案？

從盤點問題、設計流程到落地實作——Heiso 顧問團隊一起接住

預約諮詢 →
AEOSEOB2BFunnelContent Strategy
更多文章
分享：

延伸閱讀

B2B Forms Only Need 4 Fields — Tracking Handles the Rest
Consulting

B2B Forms Only Need 4 Fields — Tracking Handles the Rest

2026年4月30日
Why AI Can't Read Your B2B Site: Three Copywriting Principles
Consulting

Why AI Can't Read Your B2B Site: Three Copywriting Principles

2026年4月24日
How to Verify AEO Works: A Three-Layer Check
Consulting

How to Verify AEO Works: A Three-Layer Check

2026年4月24日