https://www.fernandohermida.com/tags/tracing/Recent content in Tracing on Fernando HermidaHugoen-usMon, 10 Aug 2026 00:00:00 +0000https://www.fernandohermida.com/posts/agentic-ai-engineering-journey/10-tracing-agents-with-opentelemetry/Mon, 10 Aug 2026 00:00:00 +0000https://www.fernandohermida.com/posts/agentic-ai-engineering-journey/10-tracing-agents-with-opentelemetry/When one specific agent run goes wrong, aggregate pass rates won’t tell you where. A span tree of every model call and tool call will, whether it’s built automatically, by a decorator, or by hand.