Writing
Building software with agents
What we have learned making an AI build real apps — what to automate, what to review, and how to tell whether any of it actually works.
Small business5 min read
Build Your Black Friday Page This Week, Not on Thanksgiving Night
An AI builder can get a holiday page live in an afternoon. The weeks around that afternoon are what decide whether it holds up on November 27.
Read itSecurity
The Agent Can Use Your Stripe Key. It Should Never Be Able to Read It.
Pasting an API key into an AI chat is the fastest way to get an integration working, and the fastest way to get it leaked. There is a better shape for this.
5 min readAI Safety & Workflows
The Web Page Told Your Agent What to Do Next
An agent that reads the web reads instructions written by strangers. You cannot filter them all out. You can make sure they cannot do much.
5 min readTeams
Before 2027: Who Owns the App the AI Built?
Plenty of teams shipped an AI-built tool this year that people now depend on. Fewer can say who maintains it, where the code is, or who can change it.
4 min readAI Safety & Workflows
Nobody Reads the Approval Dialog
Ask a person to approve forty things and they will approve the forty-first without looking. That is a design failure, not a discipline failure.
5 min readCost & models
One of These Models Costs 5× More Than the Other. Most Tasks Can't Tell.
Frontier models are priced like frontier work. Most of what an app builder does all day is not frontier work.
4 min readTesting
Your AI Agent Says the App Works. Here's the Proof It Doesn't.
A crashed React app returns HTTP 200 with an empty page. Every check that stops at the status code passes it.
4 min readAutonomous agents
We Let an AI Agent Build for Ten Hours Unattended
Long autonomous runs are the headline feature of 2026. The interesting part isn't how long they go — it's what makes them stop.
5 min readAI Safety & Workflows
What is Human-in-the-Loop (HITL) AI?
A complete guide to HITL systems — how they keep AI agents safe, compliant, and under your control.
4 min read