Thoughts & Ideas
On engineering, AI, and building products that matter.
Harness Engineering: Why the Code Around the Model Matters More Than the Model
A model on its own can only generate text. The harness is the code around it that reads files, runs tools, manages memory, and recovers from mistakes. Here is what goes in one, and how Claude Code, OpenClaw, and Pydantic AI build theirs.
How We Got to Modern LLMs
A plain-language walk through every era of language models, from hand-written rules to autonomous AI agents.