---
title: Elastic Observability reference
description: This section contains reference information for Elastic Observability features, including: Fields and object schemas. To learn more about Observability...
url: https://docs-v3-preview.elastic.dev/elastic/docs-content/pull/4236/reference/observability
products:
  - Elastic Cloud Serverless
  - Elastic Observability
---

# Elastic Observability reference
This section contains reference information for Elastic Observability features, including:
- [Fields and object schemas](https://docs-v3-preview.elastic.dev/elastic/docs-content/pull/4236/reference/observability/fields-and-object-schemas)

To learn more about Observability features and how to get started, refer to [Elastic Observability](https://docs-v3-preview.elastic.dev/elastic/docs-content/pull/4236/solutions/observability).
To interface with Elastic Observability features, you can use the following APIs:
- [Observability Intake Serverless APIs](https://www.elastic.co/docs/api/doc/observability-serverless)
- [Service level objectives](https://www.elastic.co/docs/api/doc/kibana/group/endpoint-slo)

You can also browse reference documentation for the following components:
- [Elastic Distributions of OpenTelemetry (EDOT)](https://docs-v3-preview.elastic.dev/elastic/opentelemetry/tree/main/reference)
- [Fleet and Elastic Agent](https://docs-v3-preview.elastic.dev/elastic/docs-content/pull/4236/reference/fleet)
- [Elastic APM](https://docs-v3-preview.elastic.dev/elastic/docs-content/pull/4236/reference/apm/observability/apm)
- [Elastic APM agents](https://docs-v3-preview.elastic.dev/elastic/docs-content/pull/4236/reference/apm-agents)