diff --git a/clients/client-outposts/src/commands/GetOutpostInstanceTypesCommand.ts b/clients/client-outposts/src/commands/GetOutpostInstanceTypesCommand.ts
index 210000a0eb9b..454bdad1b84e 100644
--- a/clients/client-outposts/src/commands/GetOutpostInstanceTypesCommand.ts
+++ b/clients/client-outposts/src/commands/GetOutpostInstanceTypesCommand.ts
@@ -46,6 +46,7 @@ export interface GetOutpostInstanceTypesCommandOutput extends GetOutpostInstance
  * //   InstanceTypes: [ // InstanceTypeListDefinition
  * //     { // InstanceTypeItem
  * //       InstanceType: "STRING_VALUE",
+ * //       VCPUs: Number("int"),
  * //     },
  * //   ],
  * //   NextToken: "STRING_VALUE",
diff --git a/clients/client-outposts/src/commands/GetOutpostSupportedInstanceTypesCommand.ts b/clients/client-outposts/src/commands/GetOutpostSupportedInstanceTypesCommand.ts
index 0e9b44f4eb13..77a00f65fc95 100644
--- a/clients/client-outposts/src/commands/GetOutpostSupportedInstanceTypesCommand.ts
+++ b/clients/client-outposts/src/commands/GetOutpostSupportedInstanceTypesCommand.ts
@@ -55,6 +55,7 @@ export interface GetOutpostSupportedInstanceTypesCommandOutput
  * //   InstanceTypes: [ // InstanceTypeListDefinition
  * //     { // InstanceTypeItem
  * //       InstanceType: "STRING_VALUE",
+ * //       VCPUs: Number("int"),
  * //     },
  * //   ],
  * //   NextToken: "STRING_VALUE",
diff --git a/clients/client-outposts/src/models/models_0.ts b/clients/client-outposts/src/models/models_0.ts
index ae4017067ab2..9edb0fb88825 100644
--- a/clients/client-outposts/src/models/models_0.ts
+++ b/clients/client-outposts/src/models/models_0.ts
@@ -1799,6 +1799,12 @@ export interface InstanceTypeItem {
    * @public
    */
   InstanceType?: string;
+
+  /**
+   * <p>The number of default VCPUs in an instance type.</p>
+   * @public
+   */
+  VCPUs?: number;
 }
 
 /**
diff --git a/codegen/sdk-codegen/aws-models/outposts.json b/codegen/sdk-codegen/aws-models/outposts.json
index b3a23b226bb4..ebe5a30b3d74 100644
--- a/codegen/sdk-codegen/aws-models/outposts.json
+++ b/codegen/sdk-codegen/aws-models/outposts.json
@@ -2140,6 +2140,12 @@
       "members": {
         "InstanceType": {
           "target": "com.amazonaws.outposts#InstanceType"
+        },
+        "VCPUs": {
+          "target": "com.amazonaws.outposts#VCPUCount",
+          "traits": {
+            "smithy.api#documentation": "<p>The number of default VCPUs in an instance type.</p>"
+          }
         }
       },
       "traits": {
@@ -6019,6 +6025,9 @@
         }
       }
     },
+    "com.amazonaws.outposts#VCPUCount": {
+      "type": "integer"
+    },
     "com.amazonaws.outposts#ValidationException": {
       "type": "structure",
       "members": {