Posts tagged “agent-engineering”

There's a diagram making the rounds that splits the world into "prompt engineering" and "loop engineering." The pitch: stop writing prompts one at a time and let the agent drive. Set a goal, fire…

The first time you trim an eval because it costs too much to run, you have started letting the pricing model design your agent. The problem with token pricing for AI is not magnitude — tokens…

A post hit the HN front page this morning titled "I'm going back to writing code by hand". It documents archiving seven months of vibe-coded work on a Kubernetes GPU TUI called k10s and rewriting…

A short post argued this week that reliable agents need deterministic control flow, not more prompts. The argument is correct. The line that lands hardest in the piece is the one about a…

Most AI projects fail somewhere between demo works and production ships. The gap is rarely the model. It's the absence of the controls that turn a one-shot prompt into a system you can run, audit,…

A recent piece called "The Bottleneck Was Never the Code" makes the right argument at the right time. Coding agents shift the constraint from typing to coordination. Organizational context — the…

Last week, a Cursor agent running on Claude Opus 4.6 deleted a startup's production database and its backups in nine seconds. The agent had been asked to fix a credential mismatch in staging. It…

Editor's note (2026-05-16): Lars Faye pushed back in the LinkedIn comments that I mischaracterized his prescription as "type code by hand" — his actual position is periodic abstinence from LLM…

Yanli Liu's "The 4 Lines Every CLAUDE.md Needs" makes a real point. The 4 lines, derived from Andrej Karpathy's January 2026 thread on agent failure modes, all express the same insight: behavioral…

Count how many times your agent told you "you're right" today. Count "good catch." Count "I should have noticed that." Now ask yourself how many of those corrections will survive into tomorrow's…