The Harness Matters More Than the Model

I’ve spent the last few weeks building across a few different AI coding tools, and I stopped paying much attention to the model underneath. You spend enough time around AI and you start to believe the model is the part that matters, since it’s what everyone talks about and all the benchmarking is against. But build across enough tools in a short stretch and a different picture shows up. The model is closer to an interchangeable component, and the setup wrapped around it is what decides success. ...

September 1, 2026 · 5 min · Kashif Nazir

Working with Kiro

The first time I used Kiro was at the AWS Summit in London earlier this year. It was a hands-on workshop, so on the rails run through to show what the tool could do. Everyone was converging on the same idea at that point, that the spec was what mattered, and it all felt a bit contrived from Kiro just formalising it. The first time I used Kiro was in a guided workshop at AWS Summit London. ...

August 24, 2026 · 7 min · Kashif Nazir