This article clarifies key AI terms amidst growing confusion due to marketing jargon, highlighting concepts such as Artificial General Intelligence (AGI), Generative AI, and machine learning. It addresses AI challenges like bias and hallucinations and elaborates on how AI models are trained, referencing various models, algorithms, and architecture, including transformers and retrieval-augmented generation (RAG). The piece also mentions leading AI companies and their products, such as OpenAI's ChatGPT, and hardware used for AI, like NVIDIA's H100 chip.