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OpenTelemetry tutorial for Node.js: traces and metrics from scratch

· Flaviocopes · July 23, 2026, 8:23 a.m.

Node.js OpenTelemetry API Instrumentation Debugging

Summary

This blog post provides a tutorial on how to instrument a Node.js API using OpenTelemetry, detailing the process of exporting traces and metrics through a collector and techniques for debugging slow production requests.

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