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The Madison Avenue Field GuideA field guide to marketing & advertising, by Brandon Mina

GlossaryAI Search & EmergingLarge Language Model Optimization (LLMO)

AI Search & Emerging

Large Language Model Optimization (LLMO)

Optimizing content and brand signals so large language models understand, cite, and recommend a brand, both in live answers and in what models learned during training.

By Brandon MinaCEO, BrandPilot AIUpdated November 2026

Short answer

Large language model optimization (LLMO) is the practice of optimizing content and brand signals so large language models understand, cite, and recommend a brand. It addresses both live answers drawn from search and what models learned during training. Tactics include clear content, consistent entity information, and credible third-party coverage.