Marie Haynes called it “the biggest mindset shift in SEO history.” And after digging into what’s actually happening with Google’s new agentic search capabilities, I think she’s underselling it.

We’re not talking about a Google algorithm update. We’re not talking about AI Overviews or featured snippets. We’re talking about a fundamental change in what search is for — and who (or what) is doing the searching.

What Is Agentic Search, Exactly?

Right now, when someone searches for the best marketing agency in their city, Google shows them a list of options and they click around, compare, and eventually make a decision. You as a business owner are optimizing for that click and that visit.

In the agentic model, that whole process changes. An AI agent — acting on behalf of the user — will do the searching, comparing, and in some cases the actual transacting. Book the appointment. Request the quote. Complete the purchase. All without the user ever landing on your website in the traditional sense.

Think about what that means. The “visitor” on your site might be a bot deciding whether to recommend you. The “click” might never happen. But the customer might still end up in your inbox.

How Traditional SEO Stacks Up Against Agentic SEO

Here’s an honest side-by-side of what the old model rewarded versus what the new model will reward:

Why This Matters More Than People Realize

The instinct most marketers have is to wait and see. Let the early adopters figure it out. But the businesses that adapted early to local SEO, Google Business Profiles, and review management had a 2–3 year head start on their competitors that was extremely difficult to close.

This shift is bigger than any of those. And the window to get ahead of it is right now, while most of your competitors are still talking about keyword rankings.

There’s another angle worth noting: YouTube is being cited more often than Reddit in AI-generated answers. That’s not a coincidence. It’s because YouTube content — with transcripts, metadata, and structured explanatory formats — is exactly what AI systems can parse and summarize well. Video is quietly becoming one of the best ways to influence AI-generated responses.

What You Should Actually Do About It

This isn’t about throwing out everything you’ve been doing. A lot of traditional SEO hygiene still matters. But there are specific things you should start adding to your strategy now:

• 1
  Audit your site for “agent-readiness.” Can a machine quickly understand what your business does, who it serves, what actions are available, and why you should be trusted? If the answer requires reading three pages of copy, you’ve got work to do.
• 2
  Get serious about schema markup. Schema helps AI systems understand your content as structured data rather than raw text. Organization schema, FAQ schema, service schema, and review schema are all fair game. If your site doesn’t have these, start there.
• 3
  Build brand mentions off-site. Third-party citations — reviews, press mentions, directory listings, social references — are becoming a core trust signal for AI systems in a way they never quite were for traditional Google rankings. Reputation management isn’t just about stars anymore.
• 4
  Write content that answers real questions directly. AI systems reward clear, direct, explanatory content. The era of padding your blog post to 2,000 words to hit a word count target is officially over. Say what you mean, fast, and make it easy to summarize.
• 5
  Create clear transactional pathways. If an AI agent is going to complete a task on a user’s behalf — booking a call, requesting a quote, submitting a form — those pathways need to be obvious, machine-readable, and frictionless.
• 6
  Invest in video content. YouTube in particular is becoming a major source for AI-cited content. A short, well-structured video with a clear transcript is often more useful to an AI system than a long blog post.

SEO Isn’t Dying. Its Job Is Just Getting Bigger.

I want to be clear: none of this means traditional SEO is worthless. Rankings still matter. Traffic still matters. A well-optimized website is still table stakes.

But the job of SEO is expanding beyond keywords and clicks toward something bigger — trust, technical readiness, brand influence, and new definitions of what “visibility” actually means.

The businesses and marketers that win in the next five years will be the ones who start thinking less about getting the click and more about making their content understandable, trustworthy, and usable by AI systems that are increasingly acting as the layer between users and the web.

The agentic internet isn’t coming. It’s here. The question is whether your site will be ready for it.