The AMEC GEO Principles are a measurement framework from AMEC, the international association for measurement and evaluation of communication, for evaluating brand visibility in generative AI. Compliance means designing GEO measurement around real buyer personas, journey stages, products and buying factors, rather than arbitrary prompt lists, so results are repeatable and defensible.
Without a design framework, AI visibility measurement collapses into cherry-picked prompts and unrepeatable screenshots. A principles-based design makes the question set auditable: you can see why every question was asked and re-run the same design next cycle to measure real movement.
Every K&C measurement is designed as personas by journey stages by sub-products by buying factors. That matrix produces the question set, the question set produces around 6,000 sampled responses, and the scoring applies published weights: AI Visibility 40%, Source Quality 30%, Narrative Fit 30%. The AMEC alignment is stated inside every report.
Ask to see the design behind the prompts. If a provider cannot show how their question set maps to your buyers and their journey, the number at the end is decoration.