How Trace Propagation Works in the JavaScript SDKs

Trace propagation describes how and when traceId & spanId are set and send for various types of events. How this behaves varies a bit from Browser to Node SDKs.

Node SDKs (OpenTelemetry based)

In the Node SDK and related OpenTelemetry-based SDKs, trace propagation works as follows:

Browser/Other SDKs

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