Home Blog Research About Portfolio Monday. June 01, 2026 - 26 mins This post is a walkthrough of how LLMs work. Modern LLMs are mostly built by stacking transformer blocks over and over, so understanding the transformer machinery gets you most of the way there. I’ll cover the core mechanisms inside modern transformer-based LLMs, without all that sticky math stuff. Don’t get me wrong, you should learn the math, but this can serve as an introduction. Most modern LLMs share the same transformer-fam...