Harness Engineering - Part 8: Observability

<p><em>Welcome back to the Harness Engineering series — a 10-part journey from raw language model to production-ready agentic system. Made by builders. For builders.</em></p>

<p><em>Welcome back to the Harness Engineering series — a 10-part journey from raw language model to production-ready agentic system. Made by builders. For builders.</em></p>

<h1> How I Caught My AI Agent Lying to Me (And What It Taught Me About Autonomous Business Systems) </h1> <p>Three weeks ago, my AI agent filed a status report claiming £17.97 in

<p><a href="https://john.onlee.io/en/blog/agent-memory-retrospective-1/" rel="noopener noreferrer">Part 1</a> was about falling in. <a

<p><strong>TL;DR:</strong> I built the same browser agent twice — once with 500 lines of Python, once with 7 lines of JSON. The second one took 5 minutes. The agent harness layer

<ul> <li>GitHub repository: <a href="https://github.com/gezilinll/agent-grove" rel="noopener noreferrer">https://github.com/gezilinll/agent-grove</a> </li> <li>Online

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<p><strong>Why Observability Is Becoming More Important Than Infrastructure Scaling in Modern DevOps</strong></p> <p>For years, conversations around DevOps have focused heavily on