hi, i’m hank. i work on ai systems and write about what i find along the way.

Axiom 1: LLMs should only do what only LLMs can do.

writing

• MCP vs CLI: The Token Tax

  March 19, 2026

  MCP tools are great for organizations, but for local agentic work the unix toolchain is already in the model's weights. And it's free.

reference

• The Trail to Rail Atlas

  The mental model, spectrum, and patterns for building structured LLM agents that evolve from flexible to reliable over time.