# Reference [#reference]

Use this section when you need stable names, schemas, error contracts or
release information after you understand the task.

## Pages [#pages]

* [SDK reference](/reference/sdk)
* [Schema reference](/reference/schemas)
* [Error reference](/reference/errors)
* [API reference](/reference/api)
* [Examples](/reference/examples)
* [Changelog](/reference/changelog)
* [Versioning](/reference/versioning)
* [Release notes](/reference/release-notes)

## Related sections [#related-sections]

* [SDK](/sdk)
* [API](/api)
* [Contributing](/contributing)