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Will LLMs Replace Search Engines? How Brands Can Stay Visible in the AI Age

Amy P. Tran
August 22, 2025
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The Shift from Traditional Search to AI-Powered Answers

Traditional search, characterized by ranked lists of links, is entering a new era. Users increasingly receive direct, generated responses from Large Language Models (LLMs) instead of browsing result pages. This trend is disrupting the familiar search journey, reducing clicks and page visits as AI delivers synthesized answers instantly. To stay relevant, brands need to adapt to visibility through AI-driven responses rather than relying only on search rankings.

Why LLMs Are Changing Search Behavior?

LLMs are reshaping user expectations: people now prefer conversational, instant answers over traditional lists of links. As LLMs like ChatGPT and Google Gemini evolve, the search funnel is being replaced by curated, conversational results.

Read how we identified key topics discussed on social media for a $4B global fashion brand to engage better with their audience.

The Rise of Answer Engine Optimization (AEO)

These AI systems prioritize context and intent rather than keywords, which means optimization strategies should shift toward “Answer Engine Optimization” (AEO). AEO emphasizes structured, conversational content that aligns with natural language queries.

Generative Engine Optimization (GEO) for LLM Search Optimization

In parallel, “Generative Engine Optimization” (GEO) is emerging to ensure brands appear in AI outputs by using AI-specific metadata and formats. Users increasingly expect precise, single-step answers, and brands are highly recommended to reframe their strategies to be part of the AI-generated response, not just another search result.

The Impact of AI Overviews on Paid and Organic Traffic

AI Overviews, Google’s AI-generated summaries appearing at the top of search results, are significantly reducing both organic and paid traffic. Ahrefs found organic CTRs dropped by 34.5% when AI Overviews were triggered.

The Zero-Click Search Strategy Challenge

This trend mirrors a broader “zero-click” movement. According to Forbes, organic traffic has declined 15% to 64% for many publishers as AI answers satisfy user intent directly. Semrush found that by March 2025, AI Overviews appeared in 13.14% of U.S. searches, double the January figure, with health, science, and informational topics most impacted.

Paid Search and PPC Performance

For Paid Search, the effect is just as sharp. Rankfuse noted that when AI Overviews display, organic CTRs fall by nearly 68% and paid CTRs by 58%. Brands should anticipate greater competition for visibility as both ads and organic results are displaced.

Optimizing for AI Inclusion Instead of Clicks

In the AI-driven search era, visibility is less about clicks and rankings and more about being featured in generated responses. Brands should optimize for AI inclusion – the ability to be cited in an LLM’s output – by producing content that is answer-ready, credible, and structured for machine interpretation.

E-A-T Principles and AI Citations for Brands

Applying E-A-T principles (Expertise, Authoritativeness, Trustworthiness) remains critical, as these signals help AI determine which sources to trust. Clear, factual narratives supported by well-structured data increase the likelihood of citation in AI answers.

Combining SEO, AEO, and GEO

Forward-looking strategies like AEO (Answer Engine Optimization) and GEO (Generative Engine Optimization) should complement traditional SEO. Discoverability in an AI-first world requires balancing SEO with AI-specific content strategies.

The practical takeaway: Brands are highly recommended to think less about clicks and more about inclusion. Optimizing for AI readability and trustworthiness ensures a greater chance of being surfaced in AI-powered answers.

Relevant article: Personalization in Marketing with GenAI: Data-Driven Strategies for Better Engagement

Immediate Actions Brands Can Take (Including Measuring AI Visibility)

Practical Steps for LLM Visibility

Adapting to AI search requires both action and measurement. Key steps include:

· Craft succinct narratives: LLMs prefer clarity over slogans.

· Structure product and service data: Tables, schemas, and consistent formats improve parsing.

· Publish FAQs and comparisons: These align with common AI-triggered queries.

· Host content openly: Make information available in feeds, docs, and help centers.

LLM Visibility Tools for AI-Powered Search

To measure performance, platforms like Scrunch and PeecAI (from your document) help brands understand how LLMs interpret and present their content. Monitoring AI citation frequency and share of voice within AI Overviews provides more meaningful KPIs than traffic alone.

Marketers are also adopting Generative Engine Optimization (GEO) and Answer Engine Optimization (AEO) tools to refine discoverability. Integrating these practices ensures brands remain visible and relevant in AI-driven environments.

Staying Visible in the AI Era: Futureproofing with AI Search Optimization

The future of search is conversational, contextual, and AI-driven. Brands should treat this as an opportunity to expand authority in ways that traditional SEO never allowed. By structuring data for AI readability, creating factual narratives, and tracking AI citations with specialized tools, companies can sustain visibility. Those that adapt early will not only preserve equity but also amplify authority in a zero-click search world where being the answer matters more than being a link.

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Looking to combine SEO, AEO, and GEO in your digital marketing strategies? Reach out to us!

Relevant insights

· Case study: Unlocking Scalable Sales on TikTok: How a £800M Brand Achieved Major Gains with Smart+ Campaign

· Case study: How Brand X Used Competitor Keywords to Cut CAC and Win More Customers with AI-Led Search

· Article: Why Automation is Making Performance Marketers Lazy (And How to Fix It)?

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Crealytics is an award-winning full-funnel digital marketing agency fueling the profitable growth of over 100 well-known B2C and B2B businesses, including ASOS, The Hut Group, Staples and Urban Outfitters. A global company with an inclusive team of 100+ international employees, we operate from our hubs in Berlin, New York, Chicago, London, and Mumbai.

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