diff --git a/src/api/objects/ObjectAPI.js b/src/api/objects/ObjectAPI.js
index 60640a2338..46dff496bc 100644
--- a/src/api/objects/ObjectAPI.js
+++ b/src/api/objects/ObjectAPI.js
@@ -19,6 +19,7 @@ define([
      * Utilities for loading, saving, and manipulating domain objects.
      * @interface ObjectAPI
      * @memberof module:openmct
+     * @implements {module:openmct.ObjectProvider}
      */
     var Objects = {},
         ROOT_REGISTRY = [],
@@ -49,10 +50,61 @@ define([
         return PROVIDER_REGISTRY[key.namespace] || FALLBACK_PROVIDER;
     }
 
+    /**
+     * Register a new object provider for a particular namespace.
+     *
+     * @param {string} namespace the namespace for which to provide objects
+     * @param {module:openmct.ObjectProvider} provider the provider which
+     *        will handle loading domain objects from this namespace
+     * @memberof {module:openmct.ObjectAPI#}
+     * @name addProvider
+     */
     Objects.addProvider = function (namespace, provider) {
         PROVIDER_REGISTRY[namespace] = provider;
     };
 
+    /**
+     * Provides the ability to read, write, and delete domain objects.
+     *
+     * When registering a new object provider, all methods on this interface
+     * are optional.
+     *
+     * @interface ObjectProvider
+     * @memberof module:openmct
+     */
+
+    /**
+     * Save this domain object in its current state.
+     *
+     * @method save
+     * @memberof module:openmct.ObjectProvider#
+     * @param {module:openmct.DomainObject} domainObject the domain object to
+     *        save
+     * @returns {Promise} a promise which will resolve when the domain object
+     *          has been saved, or be rejected if it cannot be saved
+     */
+
+    /**
+     * Delete this domain object.
+     *
+     * @method delete
+     * @memberof module:openmct.ObjectProvider#
+     * @param {module:openmct.DomainObject} domainObject the domain object to
+     *        delete
+     * @returns {Promise} a promise which will resolve when the domain object
+     *          has been deleted, or be rejected if it cannot be deleted
+     */
+
+    /**
+     * Get a domain object.
+     *
+     * @method get
+     * @memberof module:openmct.ObjectProvider#
+     * @param {string} key the key for the domain object to load
+     * @returns {Promise} a promise which will resolve when the domain object
+     *          has been saved, or be rejected if it cannot be saved
+     */
+
     [
         'save',
         'delete',
@@ -74,10 +126,24 @@ define([
         };
     });
 
+    /**
+     * Add a root-level object.
+     * @param {module:openmct.Identifier} the identifier of the root-level
+     *        object to add.
+     * @method addRoot
+     * @memberof module:openmct.ObjectAPI#
+     */
     Objects.addRoot = function (key) {
         ROOT_REGISTRY.unshift(key);
     };
 
+    /**
+     * Remove a root-level object.
+     * @param {module:openmct.Identifier} the identifier of the root-level
+     *        object to remove.
+     * @method removeRoot
+     * @memberof module:openmct.ObjectAPI#
+     */
     Objects.removeRoot = function (key) {
         ROOT_REGISTRY = ROOT_REGISTRY.filter(function (k) {
             return (
@@ -91,5 +157,16 @@ define([
         return new MutableObject(eventEmitter, object);
     };
 
+    /**
+     * Uniquely identifies a domain object.
+     *
+     * @typedef Identifier
+     * @memberof module:openmct
+     * @property {string} namespace the namespace to/from which this domain
+     *           object should be loaded/stored.
+     * @property {string} key a unique identifier for the domain object
+     *           within that namespace
+     */
+
     return Objects;
 });