Agent Reliability

The agent reported success. The job “completed.” Then the next step in your pipeline received nothing, and you spent an evening chasing the mystery. Here’s the liberating truth most solo builders don’t reach until it costs them: your agent’s failures are almost never dramatic. They’re mechanical, and mechanical means diagnosable. The bug was one missing closing bracket. The fix was reading one number in a log file. There is no genius in it — and that’s exactly the good news. ...

The agent said the tests pass. The commit is pushed. The deploy finished. As far as the summary in your chat window is concerned, the feature is done. Then you actually click the link and the page is a blank white screen. This is the most expensive sentence a solo builder learns the hard way: “done” is a claim, not a fact. And when your team is a handful of AI agents working through a chat interface, the gap between “claims done” and “is done” stops being an edge case and becomes the whole game. ...