diff --git a/specification/app/resource-manager/Microsoft.App/preview/2023-05-02-preview/Usages.json b/specification/app/resource-manager/Microsoft.App/preview/2023-05-02-preview/Usages.json
new file mode 100644
index 000000000000..da58c29da79c
--- /dev/null
+++ b/specification/app/resource-manager/Microsoft.App/preview/2023-05-02-preview/Usages.json
@@ -0,0 +1,188 @@
+{
+  "swagger": "2.0",
+  "info": {
+    "version": "2023-05-02-preview",
+    "title": "ContainerApps API Client"
+  },
+  "host": "management.azure.com",
+  "schemes": [
+    "https"
+  ],
+  "consumes": [
+    "application/json"
+  ],
+  "produces": [
+    "application/json"
+  ],
+  "paths": {
+    "/subscriptions/{subscriptionId}/providers/Microsoft.App/locations/{location}/usages": {
+      "get": {
+        "tags": [
+          "Usages"
+        ],
+        "operationId": "Usages_List",
+        "description": "Gets, for the specified location, the current resource usage information as well as the limits under the subscription.",
+        "parameters": [
+          {
+            "name": "location",
+            "in": "path",
+            "required": true,
+            "type": "string",
+            "description": "The location for which resource usage is queried.",
+            "pattern": "^[-\\w\\._]+$"
+          },
+          {
+            "$ref": "../../../../../common-types/resource-management/v3/types.json#/parameters/SubscriptionIdParameter"
+          },
+          {
+            "$ref": "../../../../../common-types/resource-management/v3/types.json#/parameters/ApiVersionParameter"
+          }
+        ],
+        "responses": {
+          "200": {
+            "description": "OK",
+            "schema": {
+              "$ref": "#/definitions/ListUsagesResult"
+            }
+          },
+          "default": {
+            "description": "Common error response.",
+            "schema": {
+              "$ref": "./CommonDefinitions.json#/definitions/DefaultErrorResponse"
+            }
+          }
+        },
+        "x-ms-pageable": {
+          "nextLinkName": "nextLink"
+        },
+        "x-ms-examples": {
+          "List usages": {
+            "$ref": "./examples/Usages_List.json"
+          }
+        }
+      }
+    },
+    "/subscriptions/{subscriptionId}/resourceGroups/{resourceGroupName}/providers/Microsoft.App/managedEnvironments/{environmentName}/usages": {
+      "get": {
+        "tags": [
+          "Usages"
+        ],
+        "operationId": "ManagedEnvironmentUsages_List",
+        "description": "Gets the current usage information as well as the limits for environment.",
+        "parameters": [
+          {
+            "$ref": "../../../../../common-types/resource-management/v3/types.json#/parameters/SubscriptionIdParameter"
+          },
+          {
+            "$ref": "../../../../../common-types/resource-management/v3/types.json#/parameters/ResourceGroupNameParameter"
+          },
+          {
+            "name": "environmentName",
+            "in": "path",
+            "description": "Name of the Environment.",
+            "required": true,
+            "type": "string",
+            "pattern": "^[-\\w\\._]+$"
+          },
+          {
+            "$ref": "../../../../../common-types/resource-management/v3/types.json#/parameters/ApiVersionParameter"
+          }
+        ],
+        "responses": {
+          "200": {
+            "description": "OK",
+            "schema": {
+              "$ref": "#/definitions/ListUsagesResult"
+            }
+          },
+          "default": {
+            "description": "Common error response.",
+            "schema": {
+              "$ref": "./CommonDefinitions.json#/definitions/DefaultErrorResponse"
+            }
+          }
+        },
+        "x-ms-pageable": {
+          "nextLinkName": "nextLink"
+        },
+        "x-ms-examples": {
+          "List managed environment usages": {
+            "$ref": "./examples/ManagedEnvironmentUsages_List.json"
+          }
+        }
+      }
+    }
+  },
+  "definitions": {
+    "UsageName": {
+      "type": "object",
+      "properties": {
+        "value": {
+          "type": "string",
+          "description": "The name of the resource."
+        },
+        "localizedValue": {
+          "type": "string",
+          "description": "The localized name of the resource."
+        }
+      },
+      "description": "The Usage Names."
+    },
+    "Usage": {
+      "type": "object",
+      "properties": {
+        "unit": {
+          "type": "string",
+          "description": "An enum describing the unit of usage measurement.",
+          "enum": [
+            "Count"
+          ],
+          "x-ms-enum": {
+            "name": "UsageUnit",
+            "modelAsString": false
+          }
+        },
+        "currentValue": {
+          "type": "integer",
+          "format": "int32",
+          "description": "The current usage of the resource."
+        },
+        "limit": {
+          "type": "integer",
+          "format": "int64",
+          "description": "The maximum permitted usage of the resource."
+        },
+        "name": {
+          "$ref": "#/definitions/UsageName",
+          "description": "The name of the type of usage."
+        }
+      },
+      "required": [
+        "unit",
+        "currentValue",
+        "limit",
+        "name"
+      ],
+      "description": "Describes Compute Resource Usage."
+    },
+    "ListUsagesResult": {
+      "type": "object",
+      "properties": {
+        "value": {
+          "type": "array",
+          "items": {
+            "$ref": "#/definitions/Usage"
+          },
+          "x-ms-identifiers": [
+            "name"
+          ],
+          "description": "The list of compute resource usages."
+        },
+        "nextLink": {
+          "type": "string",
+          "description": "The URI to fetch the next page of compute resource usage information. Call ListNext() with this to fetch the next page of compute resource usage information."
+        }
+      }
+    }
+  }
+}
diff --git a/specification/app/resource-manager/Microsoft.App/preview/2023-05-02-preview/examples/ManagedEnvironmentUsages_List.json b/specification/app/resource-manager/Microsoft.App/preview/2023-05-02-preview/examples/ManagedEnvironmentUsages_List.json
new file mode 100644
index 000000000000..c414f14a5573
--- /dev/null
+++ b/specification/app/resource-manager/Microsoft.App/preview/2023-05-02-preview/examples/ManagedEnvironmentUsages_List.json
@@ -0,0 +1,25 @@
+{
+  "parameters": {
+    "api-version": "2023-05-02-preview",
+    "subscriptionId": "subid",
+    "resourceGroupName": "examplerg",
+    "environmentName": "jlaw-demo1"
+  },
+  "responses": {
+    "200": {
+      "body": {
+        "value": [
+          {
+            "currentValue": 5,
+            "limit": 10,
+            "name": {
+              "localizedValue": "Managed Environment Consumption Cores",
+              "value": "ManagedEnvironmentConsumptionCores"
+            },
+            "unit": "Count"
+          }
+        ]
+      }
+    }
+  }
+}
diff --git a/specification/app/resource-manager/Microsoft.App/preview/2023-05-02-preview/examples/Usages_List.json b/specification/app/resource-manager/Microsoft.App/preview/2023-05-02-preview/examples/Usages_List.json
new file mode 100644
index 000000000000..0547a190eced
--- /dev/null
+++ b/specification/app/resource-manager/Microsoft.App/preview/2023-05-02-preview/examples/Usages_List.json
@@ -0,0 +1,33 @@
+{
+  "parameters": {
+    "location": "westus",
+    "api-version": "2023-05-02-preview",
+    "subscriptionId": "subid"
+  },
+  "responses": {
+    "200": {
+      "body": {
+        "value": [
+          {
+            "currentValue": 5,
+            "limit": 10,
+            "name": {
+              "localizedValue": "ManagedEnvironmentCount",
+              "value": "ManagedEnvironmentCount"
+            },
+            "unit": "Count"
+          },
+          {
+            "currentValue": 3,
+            "limit": 20,
+            "name": {
+              "localizedValue": "ManagedEnvironmentCores",
+              "value": "ManagedEnvironmentCores"
+            },
+            "unit": "Count"
+          }
+        ]
+      }
+    }
+  }
+}
diff --git a/specification/app/resource-manager/readme.md b/specification/app/resource-manager/readme.md
index 1cabacdf8058..1c8eee13567c 100644
--- a/specification/app/resource-manager/readme.md
+++ b/specification/app/resource-manager/readme.md
@@ -54,6 +54,7 @@ input-file:
   - Microsoft.App/preview/2023-05-02-preview/ManagedEnvironmentsStorages.json
   - Microsoft.App/preview/2023-05-02-preview/SourceControls.json
   - Microsoft.App/preview/2023-05-02-preview/Subscriptions.json
+  - Microsoft.App/preview/2023-05-02-preview/Usages.json
 ```
 ### Tag: package-preview-2023-04