How I Would Build Observability for an Autonomous Agent

I have not built a full production observability stack for an autonomous agent. I&rsquo;ve built lots of small wrappers around existing coding harnesses. I have a pretty good idea how quickly their output can turn into a wall of model responses, tool calls, and subprocess logs. But I have not run LangChain across a Kubernetes cluster or operated an LLM router at scale. So this is not a postmortem.…