---
layout: default
navsection: api
title: API Reference
navorder: 0
---

h1. API Reference

h2. Concepts

* Each API uses the same "authentication mechanism":authentication.html.
* Resources in requests and responses adhere to a "common structure":resources.html.
* API transactions use common "REST methods":methods.html.
* API transactions are subject to a "permission model":permission-model.html.
* "Job tasks":job-task.html use some special API features.

h2. Resources

h3. Generic Resources

* "Collections":Collections.html
* "Jobs":Jobs.html
* "JobTasks":JobTasks.html
* "Links":Links.html
* "Log":Log.html
* "PipelineTemplate":PipelineTemplate.html
* "PipelineInstance":PipelineInstance.html
* "Group":Group.html
* "Human":Human.html
* "Specimen":Specimen.html
* "Trait":Trait.html
* "User":User.html

h3. Authentication

These Arvados resources govern authorization and "authentication":authentication.html:

* "ApiClients":ApiClients.html
* "ApiClientAuthorization":ApiClientAuthorization.html
* "AuthorizedKey":AuthorizedKey.html

h3. Arvados Infrastructure

These resources govern the Arvados infrastructure itself: Git repositories, Keep disks, active nodes, etc.

* "CommitAncestor":CommitAncestor.html
* "Commit":Commit.html
* "KeepDisk":KeepDisk.html
* "Node":Node.html
* "Repository":Repository.html
* "VirtualMachine":VirtualMachine.html