diff --git a/specification/cognitiveservices/resource-manager/Microsoft.CognitiveServices/stable/2017-04-18/cognitiveservices.json b/specification/cognitiveservices/resource-manager/Microsoft.CognitiveServices/stable/2017-04-18/cognitiveservices.json
index a8d606b3606a..f5030a1a4ec1 100644
--- a/specification/cognitiveservices/resource-manager/Microsoft.CognitiveServices/stable/2017-04-18/cognitiveservices.json
+++ b/specification/cognitiveservices/resource-manager/Microsoft.CognitiveServices/stable/2017-04-18/cognitiveservices.json
@@ -512,9 +512,67 @@
         }
       }
     },
+    "/subscriptions/{subscriptionId}/resourceGroups/{resourceGroupName}/providers/Microsoft.CognitiveServices/accounts/{accountName}/usages": {
+      "get": {
+        "tags": [
+          "CognitiveServicesAccounts"
+        ],
+        "description": "Get usages for the requested Cognitive Services account",
+        "x-ms-examples": {
+          "Get Usages": {
+            "$ref": "./examples/GetUsages.json"
+          }
+        },
+        "operationId": "Accounts_GetUsages",
+        "parameters": [
+          {
+            "name": "resourceGroupName",
+            "in": "path",
+            "required": true,
+            "type": "string",
+            "description": "The name of the resource group within the user's subscription."
+          },
+          {
+            "name": "accountName",
+            "in": "path",
+            "required": true,
+            "type": "string",
+            "maxLength": 64,
+            "minLength": 2,
+            "pattern": "^[a-zA-Z0-9][a-zA-Z0-9_.-]*$",
+            "description": "The name of Cognitive Services account."
+          },
+          {
+            "$ref": "#/parameters/apiVersionParameter"
+          },
+          {
+            "$ref": "#/parameters/subscriptionIdParameter"
+          },
+          {
+            "$ref": "#/parameters/usageFilterParameter"
+          }
+        ],
+        "responses": {
+          "200": {
+            "description": "The usages for Cognitive Services account were retrieved successfully.",
+            "schema": {
+              "$ref": "#/definitions/UsagesResult"
+            }
+          },
+          "default": {
+            "description": "Error response describing why the operation failed. If the resource does not exist, 404 (NotFound) will be returned.",
+            "schema": {
+              "$ref": "#/definitions/Error"
+            }
+          }
+        }
+      }
+    },
     "/providers/Microsoft.CognitiveServices/operations": {
       "get": {
-        "tags": [ "Operations" ],
+        "tags": [
+          "Operations"
+        ],
         "description": "Lists all the available Cognitive Services account operations.",
         "operationId": "Operations_List",
         "x-ms-examples": {
@@ -543,7 +601,9 @@
     },
     "/subscriptions/{subscriptionId}/providers/Microsoft.CognitiveServices/locations/{location}/checkSkuAvailability": {
       "post": {
-        "tags": [ "CognitiveServicesAccounts" ],
+        "tags": [
+          "CognitiveServicesAccounts"
+        ],
         "operationId": "CheckSkuAvailability_List",
         "description": "Check available SKUs.",
         "x-ms-examples": {
@@ -622,24 +682,21 @@
       "type": "string",
       "description": "Required. Indicates the type of cognitive service account.",
       "enum": [
-        "Academic",
-        "Bing.Autosuggest",
         "Bing.Autosuggest.v7",
         "Bing.CustomSearch",
-        "Bing.Search",
         "Bing.Search.v7",
         "Bing.Speech",
-        "Bing.SpellCheck",
         "Bing.SpellCheck.v7",
         "ComputerVision",
         "ContentModerator",
         "CustomSpeech",
+        "CustomVision.Prediction",
+        "CustomVision.Training",
         "Emotion",
         "Face",
         "LUIS",
-        "Recommendations",
+        "QnAMaker",
         "SpeakerRecognition",
-        "Speech",
         "SpeechTranslation",
         "TextAnalytics",
         "TextTranslation",
@@ -869,6 +926,100 @@
       },
       "description": "Cognitive Services resource type and SKU."
     },
+    "UsagesResult": {
+      "properties": {
+        "value": {
+          "type": "array",
+          "readOnly": true,
+          "items": {
+            "$ref": "#/definitions/Usage"
+          },
+          "description": "The list of usages for Cognitive Service account."
+        }
+      },
+      "description": "The response to a list usage request."
+    },
+    "Usage": {
+      "properties": {
+        "unit": {
+          "description": "The unit of the metric.",
+          "$ref": "#/definitions/UnitType"
+        },
+        "name": {
+          "$ref": "#/definitions/MetricName",
+          "readOnly": true,
+          "description": "The name information for the metric."
+        },
+        "quotaPeriod": {
+          "type": "string",
+          "readOnly": true,
+          "description": "The quota period used to summarize the usage values."
+        },
+        "limit": {
+          "type": "integer",
+          "readOnly": true,
+          "description": "Maximum value for this metric."
+        },
+        "currentValue": {
+          "type": "integer",
+          "readOnly": true,
+          "description": "Current value for this metric."
+        },
+        "nextResetTime": {
+          "type": "string",
+          "readOnly": true,
+          "description": "Next reset time for current quota."
+        },
+        "status": {
+          "type": "string",
+          "description": "Cognitive Services account quota usage status.",
+          "enum": [
+            "Included",
+            "Blocked",
+            "InOverage",
+            "Unknown"
+          ],
+          "x-ms-enum": {
+            "name": "QuotaUsageStatus",
+            "modelAsString": true
+          }
+        }
+      },
+      "description": "The usage data for a usage request."
+    },
+    "MetricName": {
+      "properties": {
+        "value": {
+          "readOnly": true,
+          "type": "string",
+          "description": "The name of the metric."
+        },
+        "localizedValue": {
+          "readOnly": true,
+          "type": "string",
+          "description": "The friendly name of the metric."
+        }
+      },
+      "description": "A metric name."
+    },
+    "UnitType": {
+      "type": "string",
+      "readOnly": true,
+      "description": "The unit of the metric.",
+      "enum": [
+        "Count",
+        "Bytes",
+        "Seconds",
+        "Percent",
+        "CountPerSecond",
+        "BytesPerSecond",
+        "Milliseconds"
+      ],
+      "x-ms-enum": {
+        "modelAsString": true,
+        "name": "UnitType"
+      }
+    },
     "Error": {
       "properties": {
         "error": {
@@ -1045,6 +1196,13 @@
       "required": true,
       "type": "string",
       "x-ms-parameter-location": "method"
+    },
+    "usageFilterParameter": {
+      "name": "$filter",
+      "in": "query",
+      "required": false,
+      "type": "string",
+      "description": "An OData filter expression that describes a subset of usages to return. The supported parameter is name.value (name of the metric, can have an or of multiple names)."
     }
   }
 }
\ No newline at end of file
diff --git a/specification/cognitiveservices/resource-manager/Microsoft.CognitiveServices/stable/2017-04-18/examples/GetUsages.json b/specification/cognitiveservices/resource-manager/Microsoft.CognitiveServices/stable/2017-04-18/examples/GetUsages.json
new file mode 100644
index 000000000000..bcfbe8300d37
--- /dev/null
+++ b/specification/cognitiveservices/resource-manager/Microsoft.CognitiveServices/stable/2017-04-18/examples/GetUsages.json
@@ -0,0 +1,28 @@
+{
+    "parameters": {
+        "api-version": "2017-04-18",
+        "subscriptionId": "5a4f5c2e-6983-4ccb-bd34-2196d5b5bbd3",
+        "resourceGroupName": "felixwa-01",
+        "accountName": "TestUsage02"
+    },
+    "responses": {
+        "200": {
+            "body": {
+                "value": [
+                    {
+                        "name": {
+                            "value": "Face.Transactions",
+                            "localizedValue": "Face.Transactions"
+                        },
+                        "status": "Included",
+                        "currentValue": 3,
+                        "limit": 30000,
+                        "nextResetTime": "2018-03-28T09:33:51Z",
+                        "quotaPeriod": "30.00:00:00",
+                        "unit": "Count"
+                    }
+                ]
+            }
+        }
+    }
+}
\ No newline at end of file