Search has fundamentally changed. Here's the complete breakdown of how GEO and SEO differ — and why brands that only do one are leaving visibility on the table.
Two disciplines, different goals. Both matter. Here's exactly what separates them.
| Signal | 🔵 SEO Search Engine Optimization |
🟣 GEO Generative Engine Optimization |
|---|---|---|
| Goal | Rank on page 1 of Google/Bing search results | Become the brand AI recommends in generated answers |
| Platforms | Google, Bing, Yahoo, DuckDuckGo | ChatGPT, Perplexity, Claude, Gemini, Google AI Overviews |
| Ranking factors | Backlinks, keywords, page speed, Core Web Vitals, domain authority | Citation quality, entity authority, structured semantic content, source credibility, knowledge graph presence |
| Content type | Keyword-optimised long-form content, meta tags, title tags | Definitive, citable content structured for AI extraction — clear answers, factual authority, Schema markup |
| Signals | Link graph, on-page signals, CTR, bounce rate, anchor text | Third-party citations, entity consistency, brand mentions, structured data, training corpus presence |
| Measurement | Rankings, organic traffic, SERP positions, impressions | AI visibility score, citation frequency, share of AI recommendations, sentiment in AI answers |
| Timeline | 3–12 months to see meaningful ranking gains | Faster citation gains possible (4–12 weeks), ongoing entity-building long-term |
| Who controls it | Google's algorithm — changes unilaterally | Multiple LLM providers — each with different citation logic, requires multi-platform strategy |
| Competitor impact | Zero-sum in rankings — if they go up, you go down | AI can recommend multiple brands — but share of recommendation still competitive |
| Who it's for | Any brand that wants traffic from traditional search | B2B and B2C brands where buyer research now happens in AI chat, not just Google |
SEO is not dead. But the game has changed in ways that traditional SEO was never built to handle.
Buyers increasingly skip Google entirely and go straight to ChatGPT or Perplexity for product and vendor recommendations. Your SEO strategy was designed for a world that is rapidly shrinking.
Even on Google, AI Overviews answer the question before the user clicks anything. Traffic to even high-ranking pages is declining. The brands winning are those being cited inside the overview itself.
AI systems don't rank on keyword density or backlink count. They recommend based on what they've been trained on, what third-party sources cite, and how authoritatively your entity is structured in their training data.
GEO is not SEO with "AI" bolted on. It's a distinct discipline built around three core pillars — each targeting a different layer of how AI systems decide who to recommend.
AI systems learn who to recommend from the sources they've been trained on and the content they retrieve in real-time. Citation engineering builds a network of credible, third-party references that point to your brand as the authoritative answer.
AI models understand the world through entities and relationships — not pages. Entity optimisation ensures your brand, products, and key people exist clearly and consistently across the knowledge graph structures AI uses to reason about your space.
AI systems are trained to recommend content that is factual, authoritative, well-structured, and directly answers questions. Structured content systems produce content in the formats AI systems have learned to trust and cite.
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