Sebastian Raschka

"Build a Large Language Model from Scratch"

Staff research engineer at Lightning AI, where he focuses on LLM research and open-source tooling. Author of multiple widely-read ML textbooks, including 'Machine Learning with PyTorch and Scikit-Learn'. His book 'Build a Large Language Model from Scratch' (Manning, 2024) walks practitioners through implementing a GPT-style model step by step in Python.