https://gaberger.github.io/tags/governance/Recent content in Governance on A Field CTO PerspectiveHugoen-usTue, 13 Oct 2026 00:00:00 +0000https://gaberger.github.io/2026/10/inside-the-ai-harness/Tue, 13 Oct 2026 00:00:00 +0000https://gaberger.github.io/2026/10/inside-the-ai-harness/<p><em>Written by a practitioner who has spent three years building AI apps, harnesses and code development tools. See</em> About the author <em>at the end.</em></p> <h2 id="why-the-harness-matters">Why the harness matters</h2> <p>In 2026, what an AI agent can actually do depends less on the model and more on the software wrapped around it. That wrapper is the harness.</p> <p>A language model on its own is a function: text in, text out. It cannot read a file, run a test, remember yesterday, or check its own work. Everything that lets it do those things lives outside the weights.</p>