Debug AI Agent Failures in .NET Using OpenTelemetry

AI agent observability in .NET: learn how to debug AI agent failures with OpenTelemetry, distributed tracing, custom C# spans, metrics, and LLM monitoring.

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AI agent observability in .NET

Introduction

AI agent observability in .NET starts with a simple problem: an agent can return a wrong answer even when every API responds successfully. A database query runs without errors, the LLM request returns HTTP 200, and the vector database returns results. Yet the final response is incomplete, irrelevant, or slow.

Traditional logging can tell you a request failed.…