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Glossary Term

LLM Optimization.

Learn what LLM Optimization means in modern search and SEO.

Part of speechnounOriginAbbreviation: LLMO. Latin: largus (abundant) + lingua (language) + modulus (measure) + optimos (best)

The practice of structuring content and brand presence so that large language models accurately represent and cite a brand in AI-generated responses.

LLM Optimization (LLMO) is the discipline of ensuring that a brand, product, or piece of content is accurately, favourably, and frequently referenced by large language models when they generate responses to relevant queries. As LLMs become primary information sources for millions of users, optimising for LLM representation has become a distinct marketing and SEO function.

How LLMs Decide What to Include

LLMs are more likely to reference brands and content that appear frequently in high-quality training data, are cited by authoritative third-party sources, have consistent and accurate information across the web, and address topics directly and factually. Brands with strong organic search presence, PR coverage, and Wikipedia entries tend to have stronger LLM representation.

LLMO Tactics

Key tactics include creating authoritative, factual content that LLMs can cite; earning coverage on high-authority third-party domains; ensuring factual consistency across all online brand touchpoints; building Wikipedia presence; optimising structured data; and actively monitoring how LLMs describe your brand to detect and correct inaccuracies.

Articles about LLM Optimization

Read more on the Aergos blog.

Best LLM SEO Tools: Software for Ranking in AI Search (2026)
AI SearchJuly 23, 2026

Best LLM SEO Tools: Software for Ranking in AI Search (2026)

LLM SEO is no longer a future problem — it's happening right now in every search box that runs on AI. This guide breaks down the best LLM SEO tools available in 2026, what each one actually does, and how to pick the right fit for your situation.

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Semrush AI Toolkit vs Dedicated AI Visibility Platforms: What Agencies Should Know
AI SearchJuly 21, 2026

Semrush AI Toolkit vs Dedicated AI Visibility Platforms: What Agencies Should Know

The Semrush AI Toolkit gives you a solid starting point for AI search visibility inside a tool you already know. But depending on your agency's workflow and client needs, it might only get you halfway there. Here's how to tell the difference.

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Best AI Rank Trackers: Track Rankings in ChatGPT, Perplexity and AI Overviews
AI SearchJune 25, 2026

Best AI Rank Trackers: Track Rankings in ChatGPT, Perplexity and AI Overviews

Classic rank tracking tells you where you rank on Google. AI rank tracking tells you whether ChatGPT, Perplexity, and Gemini are even mentioning your brand. Here's how the two differ — and which tools actually do both well.

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How LLM Training Cutoffs Quietly Sabotage Your Brand's AI Visibility
AI SearchJune 23, 2026

How LLM Training Cutoffs Quietly Sabotage Your Brand's AI Visibility

If your brand launched or rebranded in the last year or two, there's a good chance the major AI models have never heard of you. Here's why LLM training cutoffs create an invisible ceiling on your brand's AI visibility — and what you can actually do about it.

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Why Asking ChatGPT for SEO Advice Often Gives You Outdated Answers
AI SearchJune 19, 2026

Why Asking ChatGPT for SEO Advice Often Gives You Outdated Answers

ChatGPT can write a brief, brainstorm keywords, and explain concepts in plain English. But ask it for SEO strategy and you might get advice that stopped working years ago. Here's why that happens and what to do instead.

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10 SEO Tasks an AI Agent Cannot Actually Do (Yet)
AI SearchJune 12, 2026

10 SEO Tasks an AI Agent Cannot Actually Do (Yet)

AI agents can draft content, brainstorm keywords, and explain technical concepts. But there are real gaps between what an LLM thinks it knows and what your site actually needs. Here are 10 SEO tasks where AI still falls short — and what to use instead.

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