Sebastian Raschka @rasbt

The main appeal of open-source agent harnesses isn't that they are free, but that we can inspect what they are doing on our computers.

• Raschka releases from-scratch reasoning model video course2026-10-26
• Raschka Traces Evolution of Text Classification Models2026-09-30
• OpenArch — PyTorch implementations of modern LLM architectures2026-09-14