I Audited My AI Agents and Found That Most of Their Reasoning Wasn’t Observable

I run a personal AI platform with eight active agents, dozens of processors, and a fully self-hosted Langfuse instance. I built the observability layer myself. I shipped it a few weeks ago. Last week I ran the audit query for the first time. The agents that talk to me the most only had Langfuse-level lineage coverage for about 13% of their decisions. This is the writeup of what I found, why it happened, and the schema and code that explain it. If you run agents and you've never run this audit, y