To let coding agents work with less supervision, we need ways to increase our confidence in their result. As software engineers, we have a natural trust barrier with AI-generated code – LLMs are non-deterministic, they don’t know our context, and they don’t really understand the code, they think in tokens. This article explores a mental model that brings together emerging concepts from context and harness engineering to build that trust.
02 April 2026
Birgitta is a Distinguished Engineer and AI-assisted delivery expert at Thoughtworks. She has over 20 years of experience as a software developer, architect and technical leader.
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