TRACING AND SPANS

CHECK YOUR UNDERSTANDING • What is a span? ◦ Answer: A record of a single unit of work, such as one model call or tool call. • What is a trace? ◦ Answer: The complete chain of spans for one user request. • Why store a parent identifier? ◦ Answer: It lets the spans be rebuilt into a tree. • Name three things a span should capture. ◦ Answer: Any three of timing, input, output, status, and error message. • What privacy concern applies to traces? ◦ Answer: Inputs and outputs may hold personal data, so they may need masking or limits.