https://syntrox.io/blog Notes from Syntrox on safeguarding autonomous AI agents. https://syntrox.io/blog/why-multi-agent-observability-tools-miss-the-failures-that-matter https://syntrox.io/blog/why-multi-agent-observability-tools-miss-the-failures-that-matter Mon, 28 Sep 2026 00:00:00 GMT Agent tracing solved opacity. It did not solve control. The failure that costs money is a consequential action produced by a defective reasoning chain — where every step looks valid in the log — and no trace can catch that, because a trace arrives after the fact, judges nothing, and holds no independent stop.