[1hr Talk] Intro to Large Language Models

60 minutesNew to AIFoundationAndrej KarpathyChatGPT & LLMs

Andrej Karpathy. A founding OpenAI engineer giving the cleanest hour-long explanation of what an LLM actually is, in plain English. The "psychology of an LLM" section is exactly the mental model the article is trying to install — why these models hallucinate, why they're good at vibes and bad at counting, why prompting is closer to coaching than coding.

AI Expert note

This remains one of the strongest conceptual explanations. Avoid copying anthropomorphic language too literally: models do not think or know; they generate likely continuations under constraints.

What you should get from this

Build a non-mystical mental model of LLMs as prediction systems with context windows, training data, sampling and failure modes.

Watch or know first

None; the talk is long but beginner-friendly.

Last reviewed: May 18, 2026

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