> Markdown version of [Observability Kit](https://vaadin.com/docs/v23/tools/observability). Section index: [llms.txt](https://vaadin.com/docs/v23/tools/llms.txt)

# Observability Kit

> **Note: Commercial feature**
>
> A commercial Vaadin subscription is required to use Observability Kit in your project.
>
> - [Request Trial](https://pages.vaadin.com/acceleration-kit-trials)
>
> - [See Pricing](https://vaadin.com/pricing)

Observability Kit provides integrations with industry-leading Application Performance Monitoring (APM) and observability tools.

At its core, Observability Kit is a custom Java agent that runs together with a Vaadin Flow application to automatically collect telemetry data, including traces, metrics, and logs.

Download the latest version from the following link:

[Download Observability Kit](https://repo1.maven.org/maven2/com/vaadin/observability/vaadin-opentelemetry-javaagent/1.0.0/vaadin-opentelemetry-javaagent-1.0.0.jar)

## <a id="topics"></a>Topics

- [Getting Started](https://vaadin.com/docs/v23/tools/observability/getting-started.md): Step-by-step guide showing how to add Observability Kit to your application.
- [Configuration](https://vaadin.com/docs/v23/tools/observability/configuration.md): Instructions on how to configure Observability Kit and what are the default settings.
- [Customization](https://vaadin.com/docs/v23/tools/observability/customization.md): Instructions on adding custom instrumentation traces and metrics to the application.
- [Integrations](https://vaadin.com/docs/v23/tools/observability/integrations.md): Observability Kit can be used with any vendor that natively supports the OpenTelemetry standard.
- [Reference](https://vaadin.com/docs/v23/tools/observability/reference.md): Details on all the traces, metrics, and their attributes, which Observability Kit provides.

`E6B09FCB-F17E-46EE-98E4-60EACE03A856`