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Instrument your code with OpenTelemetry

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Use OpenTelemetry SDKs and libraries to instrument your applications and services. Send traces directly to Checkly without setting up an OpenTelemetry collector.

If you are new to OpenTelemetry, start by instrumenting your web facing application code with the relevant OpenTelemetry SDKs and libraries.

OTEL App Diagram with Checkly Traces

Below you will find instructions on how to instrument your code, and how to send traces to Checkly. Select your coding language / framework to begin:

Languages

Node.js Node.js

Java Java

Go Go


Frameworks

Next.js Next.js

Express.js Express.js

Ruby on Rails Ruby on Rails

Flask Flask

Django Django

Laravel Laravel


If you don’t find the language or framework you are using in the list above, you can find all languages and frameworks there’s OpenTelemetry support in the OpenTelemetry Instrumentation docs.

Node.js

Last updated on June 12, 2025. You can contribute to this documentation by editing this page on Github