Is AI Search Replacing Google, or Will Traditional Search Remain?

How big is AI search compared with Google?

Two figures give a sense of scale, though they measure different things:

• Google says it sees more than 5 trillion searches a year.
• ChatGPT had 1.2 billion weekly users in late September 2026, according to OpenAI's chief executive, Sam Altman.

These cannot be compared directly: one counts searches, the other counts people, and many ChatGPT conversations are not searches at all. They are for writing, coding, study and other tasks. What they show is that both are used at enormous scale, and that AI assistants have become a mainstream place to ask questions within a few years.

Are people shifting from Google search results to AI answers?

Yes, in two ways at once:

• Inside Google. In Pew Research Center's March 2025 browsing study of 900 U.S. adults, 58% saw at least one Google search with an AI summary during the month. When a summary appeared, people clicked a traditional result in 8% of visits, compared with 15% without one. Many searchers now read an AI answer on Google instead of visiting a site.
• Outside Google. People take whole categories of questions, such as research, comparisons, planning and advice, straight to assistants like ChatGPT, Gemini, Claude and Perplexity.

The common thread is that answers are increasingly written for the searcher, and clicks to websites are no longer the default outcome. For the traffic effects, see whether AI search is reducing organic website traffic.

Which tasks are moving to AI assistants, and which stay with search?

The split is by task, not by person. Most people use both.

For businesses, the practical point is that the questions buyers ask before choosing a supplier, such as research, comparison and shortlisting, are among the ones moving fastest to AI answers.

Is Google itself becoming AI search?

Yes. Google now answers many searches with AI Overviews at the top of the results, and offers AI Mode, a conversational search experience that runs several related searches and writes an answer with links. Google says these features are rooted in its core ranking and quality systems, so good SEO still underpins them.

That means "AI search versus Google" is a false choice. Many people who never open ChatGPT still get AI-written answers every day, from Google.

Will traditional search remain?

In some form, for the foreseeable future. Ranked results remain useful when people want to choose their own sources, reach a known site, see many options at once, or check live information. AI answers also rely on search results as their raw material: most engines search the web before writing, and Google's AI features draw heavily on its own rankings.

What is changing is the balance: fewer searches end with a click on a blue link, and more end with an answer that names a few options.

What does this mean for businesses?

• Keep SEO. It feeds Google's AI features and many assistants' searches, and classic results still drive visits.
• Add AI visibility. Track whether AI answers name and describe you correctly for the questions buyers ask.
• Invest in being cited and recommended, not just ranked: clear answers, specific facts and presence on the sources engines trust.
• Measure both channels, including influence that produces no click, such as branded searches and customers who say an assistant sent them.

How the two disciplines relate is covered in the difference between SEO, AEO and GEO.

What signals should you watch in your own data?

• AI referral sessions and their conversions in analytics.
• Click-through rates on your queries that now show AI Overviews, compared with those that do not.
• The share of new customers who say they used an AI assistant while choosing.
• Branded search trends.
• Your recommendation rate on key buyer questions across the main engines.

Together these show how fast the shift is happening for your customers specifically, which matters more than any industry forecast.

What do people ask about AI search and Google?

Will ChatGPT overtake Google?

For some tasks it already competes directly, especially research and advice. For navigation, local searches and live information, Google remains dominant. Both are likely to coexist, with Google itself becoming more AI-driven.

Should businesses stop investing in Google SEO?

No. Google remains the largest search platform, and its AI features depend on its rankings. Add AI visibility work on top.

Do younger people use AI instead of Google?

Younger adults use AI assistants far more, but they have not stopped using Google. In Pew Research Center's February 2026 survey of 5,119 US adults, 61% of 18–29-year-olds had used ChatGPT, against 37% of 50–64-year-olds and 19% of those 65 and over. Check your own customers' behaviour by asking how they found you.

How fast is AI search growing?

Quickly, from a small base. See how fast AI search is growing and what adoption statistics show.