AI cost per task: why AI feels pricier as it gets cheaper
Frontier AI runs cost more every year, but at fixed quality AI cost per task is falling about 13x a year. Why both are true, and the rate I'd plan agents on.
Tag · 28 essays
#system-lens
Here's my current AI stack
Here's my current AI stack: open source, a dedicated memory system, multi-agent access, spec judges, evals, and as much of the process in code as possible.
Git-owned knowledge base: markdown in git is not a hack
A git-owned knowledge base is markdown in a repo you control. A YC launch listed that as a hack. You want a record you can diff, refuse, and take with you.
33 workflows, five layers — what a real harness looks like from the inside
The piece I wrote on harnesses described five component layers that every production agentic system needs: orchestration and planning, an execution environment, validation and quality control, context and memory management, and logic and interaction.
Launching Shop CLI
Shop CLI: A Tool Built for AI Agents, Not Humans
How AI Agents Reshape Business Relationships
Not all business relationships do the same job. Research shows which ones survive the agentic economy, and which were always just expensive due diligence.
Meta-prompting — the thinking skill that makes AI useful
The skill that actually makes AI useful: meta-prompting
Fable is back — what using an expensive, deeply capable model teaches about discriminating AI use
Fable is back. And it's changing how I think about thinking.
Why Your AI System Is Never Done
Antony Evans argues that building an AI system is farming, not hunting: there is no finished, shipped state, only a system you keep tending as models change.
Google launched AI checkout at scale. Your store is in the system. You still won't appear.
Google launched AI checkout at scale. Your store is in the system. You still won't appear. Here's the part nobody is explaining.
True Norma launch announcement
I set out to build a DTC store almost entirely with AI.
How AI Agents Reshape Business Relationships
Not all business relationships do the same job. Research shows which ones survive the agentic economy, and which were always just expensive due diligence.