ChatGPT's ancestor GPT-2 jammed into 1.25GB Excel sheet — LLM runs inside a spreadsheet that you can download from GitHub

Software developer and self-confessed spreadsheet addict Ishan Anand has jammed GPT-2 into Microsoft Excel. More astonishingly, it works - providing insight into how large language models (LLMs) work, and how the underlying Transformer architecture goes about its smart next-token prediction.