Artificial Intelligence for Beginners: How ChatGPT Works


Are you curious about the fascinating world of AI large language models and want to understand how exactly ChatGPT works? In this engaging and accessible course, taught by Alvin Wan, a distinguished Research Scientist, you’ll be taken on a journey into the realm of large language models (LLMs) and how they are related to ChatGPT.

Subjects Covered:

  • Introduction to ChatGPT and large language models
  • Neural networks’ text processing and text generation
  • Concepts for processing language using word2vec
  • How transformers process and generate text of any length
  • Understanding critical concepts in transformers, including autoregressive decoding

Course Features:

  • 5 concise lessons (18 minutes total) with an illustration-first approach for intuitive learning.
  • Taught by Alvin Wan, a research scientist and top teacher in the field of AI.
  • Suitable for beginners without prior knowledge of AI, but assumes familiarity with the “Artificial Intelligence for Beginners” course.

Key Learning Outcomes:

By the end of this course, you will:

  • Gain an understanding of ChatGPT, large language models, and related AI concepts.
  • Learn how to convert words into vectors using word2vec for meaningful mathematical operations.
  • Understand the autoregressive decoding process in transformers to generate text word by word.
  • Acquire the fundamentals for discussing and learning more about large language models and their applications.

Target Audience:

This course is ideal for:

  • Individuals interested in understanding ChatGPT, large language models, and AI concepts.
  • Learners from diverse backgrounds, including engineers, designers, and anyone curious about AI technology.
  • Beginners seeking a foundational understanding of AI concepts and language models.


This course is available on Skillshare, an online learning platform, where participants can access thousands of classes across various subjects. While the course does not offer formal accreditation, it provides valuable practical skills and knowledge about AI and large language models.