---
id: "prereq-seo-and-sem"
type: "prereq"
source_timestamps: ["§ AI Agent Optimization (AAO) vs. Search-Engine Optimization (SEO)"]
tags: ["marketing-fundamentals"]
related: ["concept-ai-agent-optimization-aao", "concept-ai-agent-marketing-aam"]
reason: "The authors use SEO and SEM as the foundational analogies to explain the future disciplines of AAO and AAM."
sources: ["geo"]
sourceVaultSlug: "hbr-seg-geo"
originDay: 3
articleStem: "hbr-cl-92-ai-agents-changing-shopping"
sourceUrl: "https://hbr.org/2025/02/ai-agents-are-changing-how-people-shop-heres-what-that-means-for-brands"
sourceTitle: "AI Agents Are Changing How People Shop. Here’s What That Means for Brands."
---
# Understanding of SEO and SEM

**Why it's required:** The authors use **SEO** (Search Engine Optimization) and **SEM** (Search Engine Marketing) as the foundational analogies for the future disciplines of [[concept-ai-agent-optimization-aao]] (organic ≈ SEO) and [[concept-ai-agent-marketing-aam]] (paid ≈ SEM). Without understanding how SEO optimizes for search algorithms, the shift to optimizing for *agent logic* is difficult to grasp.

The text assumes the reader knows the mechanics of SEO/SEM in the e-commerce era. The transition to AAO is framed as a **direct evolution** — shifting the target from keyword-based search algorithms to **LLM-driven synthesis of unstructured data**. See the anchoring quote [[quote-aao-vs-seo]].

**Enrichment note:** The fuller modern stack the reader should be aware of is **SEO → AEO (Answer Engine Optimization) → GEO (Generative Experience Optimization) → AAO/AAIO (Agentic AI Optimization)** — a layered progression, not a set of mutually exclusive replacements.


## Related across articles
- [[prereq-seo-mechanics-d3]]
- [[prereq-traditional-seo]]