> For the complete documentation index, see [llms.txt](https://docs.b2ihealthcare.com/snow-owl/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.b2ihealthcare.com/snow-owl/8.x/index-3/index-1.md).

# SNOMED CT API

This describes the resources that make up the official Snow Owl® SNOMED CT Terminology API.

{% hint style="info" %}
Swagger documentation available on your Snow Owl instance at [/snowowl/snomedct](http://localhost:8080/snowowl/snomedct).
{% endhint %}

## Current Version

SNOMED CT API endpoints currently have version **v3**. You have to explicitly set the version of the API via path parameter. For example:

```
GET /snomedct/branches
```

## Available resources and services

* [Branching](/snow-owl/8.x/index-3/index-1/branching.md)
* [Compare](/snow-owl/8.x/index-3/index-1/compare.md)
* [Commits](https://github.com/b2ihealthcare/snow-owl/blob/8.x/docs/api/snomed/commits.md)
* [Concepts](/snow-owl/8.x/index-3/index-1/concepts.md)
* [Descriptions](/snow-owl/8.x/index-3/index-1/descriptions.md)
* [Relationships](/snow-owl/8.x/index-3/index-1/relationships.md)
* [RefSets](/snow-owl/8.x/index-3/index-1/refsets.md)
* [Classification](/snow-owl/8.x/index-3/index-1/classifications.md)
* [Import](https://github.com/b2ihealthcare/snow-owl/blob/8.x/docs/api/snomed/imports.md)
* [Export](https://github.com/b2ihealthcare/snow-owl/blob/8.x/docs/api/snomed/emports.md)