diff --git a/clients/client-compute-optimizer/src/commands/ExportAutoScalingGroupRecommendationsCommand.ts b/clients/client-compute-optimizer/src/commands/ExportAutoScalingGroupRecommendationsCommand.ts
index 491a035437cd2..d8326263ed71e 100644
--- a/clients/client-compute-optimizer/src/commands/ExportAutoScalingGroupRecommendationsCommand.ts
+++ b/clients/client-compute-optimizer/src/commands/ExportAutoScalingGroupRecommendationsCommand.ts
@@ -62,7 +62,7 @@ export interface ExportAutoScalingGroupRecommendationsCommandOutput
  *     },
  *   ],
  *   fieldsToExport: [ // ExportableAutoScalingGroupFields
- *     "AccountId" || "AutoScalingGroupArn" || "AutoScalingGroupName" || "Finding" || "UtilizationMetricsCpuMaximum" || "UtilizationMetricsMemoryMaximum" || "UtilizationMetricsEbsReadOpsPerSecondMaximum" || "UtilizationMetricsEbsWriteOpsPerSecondMaximum" || "UtilizationMetricsEbsReadBytesPerSecondMaximum" || "UtilizationMetricsEbsWriteBytesPerSecondMaximum" || "UtilizationMetricsDiskReadOpsPerSecondMaximum" || "UtilizationMetricsDiskWriteOpsPerSecondMaximum" || "UtilizationMetricsDiskReadBytesPerSecondMaximum" || "UtilizationMetricsDiskWriteBytesPerSecondMaximum" || "UtilizationMetricsNetworkInBytesPerSecondMaximum" || "UtilizationMetricsNetworkOutBytesPerSecondMaximum" || "UtilizationMetricsNetworkPacketsInPerSecondMaximum" || "UtilizationMetricsNetworkPacketsOutPerSecondMaximum" || "LookbackPeriodInDays" || "CurrentConfigurationInstanceType" || "CurrentConfigurationDesiredCapacity" || "CurrentConfigurationMinSize" || "CurrentConfigurationMaxSize" || "CurrentOnDemandPrice" || "CurrentStandardOneYearNoUpfrontReservedPrice" || "CurrentStandardThreeYearNoUpfrontReservedPrice" || "CurrentVCpus" || "CurrentMemory" || "CurrentStorage" || "CurrentNetwork" || "RecommendationOptionsConfigurationInstanceType" || "RecommendationOptionsConfigurationDesiredCapacity" || "RecommendationOptionsConfigurationMinSize" || "RecommendationOptionsConfigurationMaxSize" || "RecommendationOptionsProjectedUtilizationMetricsCpuMaximum" || "RecommendationOptionsProjectedUtilizationMetricsMemoryMaximum" || "RecommendationOptionsPerformanceRisk" || "RecommendationOptionsOnDemandPrice" || "RecommendationOptionsStandardOneYearNoUpfrontReservedPrice" || "RecommendationOptionsStandardThreeYearNoUpfrontReservedPrice" || "RecommendationOptionsVcpus" || "RecommendationOptionsMemory" || "RecommendationOptionsStorage" || "RecommendationOptionsNetwork" || "LastRefreshTimestamp" || "CurrentPerformanceRisk" || "RecommendationOptionsSavingsOpportunityPercentage" || "RecommendationOptionsEstimatedMonthlySavingsCurrency" || "RecommendationOptionsEstimatedMonthlySavingsValue" || "EffectiveRecommendationPreferencesCpuVendorArchitectures" || "EffectiveRecommendationPreferencesEnhancedInfrastructureMetrics" || "EffectiveRecommendationPreferencesInferredWorkloadTypes" || "EffectiveRecommendationPreferencesPreferredResources" || "EffectiveRecommendationPreferencesLookBackPeriod" || "InferredWorkloadTypes" || "RecommendationOptionsMigrationEffort" || "CurrentInstanceGpuInfo" || "RecommendationOptionsInstanceGpuInfo" || "UtilizationMetricsGpuPercentageMaximum" || "UtilizationMetricsGpuMemoryPercentageMaximum" || "RecommendationOptionsProjectedUtilizationMetricsGpuPercentageMaximum" || "RecommendationOptionsProjectedUtilizationMetricsGpuMemoryPercentageMaximum" || "EffectiveRecommendationPreferencesSavingsEstimationMode" || "RecommendationOptionsSavingsOpportunityAfterDiscountsPercentage" || "RecommendationOptionsEstimatedMonthlySavingsCurrencyAfterDiscounts" || "RecommendationOptionsEstimatedMonthlySavingsValueAfterDiscounts",
+ *     "AccountId" || "AutoScalingGroupArn" || "AutoScalingGroupName" || "Finding" || "UtilizationMetricsCpuMaximum" || "UtilizationMetricsMemoryMaximum" || "UtilizationMetricsEbsReadOpsPerSecondMaximum" || "UtilizationMetricsEbsWriteOpsPerSecondMaximum" || "UtilizationMetricsEbsReadBytesPerSecondMaximum" || "UtilizationMetricsEbsWriteBytesPerSecondMaximum" || "UtilizationMetricsDiskReadOpsPerSecondMaximum" || "UtilizationMetricsDiskWriteOpsPerSecondMaximum" || "UtilizationMetricsDiskReadBytesPerSecondMaximum" || "UtilizationMetricsDiskWriteBytesPerSecondMaximum" || "UtilizationMetricsNetworkInBytesPerSecondMaximum" || "UtilizationMetricsNetworkOutBytesPerSecondMaximum" || "UtilizationMetricsNetworkPacketsInPerSecondMaximum" || "UtilizationMetricsNetworkPacketsOutPerSecondMaximum" || "LookbackPeriodInDays" || "CurrentConfigurationInstanceType" || "CurrentConfigurationDesiredCapacity" || "CurrentConfigurationMinSize" || "CurrentConfigurationMaxSize" || "CurrentConfigurationAllocationStrategy" || "CurrentConfigurationMixedInstanceTypes" || "CurrentConfigurationType" || "CurrentOnDemandPrice" || "CurrentStandardOneYearNoUpfrontReservedPrice" || "CurrentStandardThreeYearNoUpfrontReservedPrice" || "CurrentVCpus" || "CurrentMemory" || "CurrentStorage" || "CurrentNetwork" || "RecommendationOptionsConfigurationInstanceType" || "RecommendationOptionsConfigurationDesiredCapacity" || "RecommendationOptionsConfigurationMinSize" || "RecommendationOptionsConfigurationMaxSize" || "RecommendationOptionsConfigurationEstimatedInstanceHourReductionPercentage" || "RecommendationOptionsConfigurationAllocationStrategy" || "RecommendationOptionsConfigurationMixedInstanceTypes" || "RecommendationOptionsConfigurationType" || "RecommendationOptionsProjectedUtilizationMetricsCpuMaximum" || "RecommendationOptionsProjectedUtilizationMetricsMemoryMaximum" || "RecommendationOptionsPerformanceRisk" || "RecommendationOptionsOnDemandPrice" || "RecommendationOptionsStandardOneYearNoUpfrontReservedPrice" || "RecommendationOptionsStandardThreeYearNoUpfrontReservedPrice" || "RecommendationOptionsVcpus" || "RecommendationOptionsMemory" || "RecommendationOptionsStorage" || "RecommendationOptionsNetwork" || "LastRefreshTimestamp" || "CurrentPerformanceRisk" || "RecommendationOptionsSavingsOpportunityPercentage" || "RecommendationOptionsEstimatedMonthlySavingsCurrency" || "RecommendationOptionsEstimatedMonthlySavingsValue" || "EffectiveRecommendationPreferencesCpuVendorArchitectures" || "EffectiveRecommendationPreferencesEnhancedInfrastructureMetrics" || "EffectiveRecommendationPreferencesInferredWorkloadTypes" || "EffectiveRecommendationPreferencesPreferredResources" || "EffectiveRecommendationPreferencesLookBackPeriod" || "InferredWorkloadTypes" || "RecommendationOptionsMigrationEffort" || "CurrentInstanceGpuInfo" || "RecommendationOptionsInstanceGpuInfo" || "UtilizationMetricsGpuPercentageMaximum" || "UtilizationMetricsGpuMemoryPercentageMaximum" || "RecommendationOptionsProjectedUtilizationMetricsGpuPercentageMaximum" || "RecommendationOptionsProjectedUtilizationMetricsGpuMemoryPercentageMaximum" || "EffectiveRecommendationPreferencesSavingsEstimationMode" || "RecommendationOptionsSavingsOpportunityAfterDiscountsPercentage" || "RecommendationOptionsEstimatedMonthlySavingsCurrencyAfterDiscounts" || "RecommendationOptionsEstimatedMonthlySavingsValueAfterDiscounts",
  *   ],
  *   s3DestinationConfig: { // S3DestinationConfig
  *     bucket: "STRING_VALUE",
diff --git a/clients/client-compute-optimizer/src/commands/GetAutoScalingGroupRecommendationsCommand.ts b/clients/client-compute-optimizer/src/commands/GetAutoScalingGroupRecommendationsCommand.ts
index 5bde3ed06fbb8..be2c8ace82b9b 100644
--- a/clients/client-compute-optimizer/src/commands/GetAutoScalingGroupRecommendationsCommand.ts
+++ b/clients/client-compute-optimizer/src/commands/GetAutoScalingGroupRecommendationsCommand.ts
@@ -93,6 +93,12 @@ export interface GetAutoScalingGroupRecommendationsCommandOutput
  * //         minSize: Number("int"),
  * //         maxSize: Number("int"),
  * //         instanceType: "STRING_VALUE",
+ * //         allocationStrategy: "Prioritized" || "LowestPrice",
+ * //         estimatedInstanceHourReductionPercentage: Number("double"),
+ * //         type: "SingleInstanceType" || "MixedInstanceTypes",
+ * //         mixedInstanceTypes: [ // MixedInstanceTypes
+ * //           "STRING_VALUE",
+ * //         ],
  * //       },
  * //       currentInstanceGpuInfo: { // GpuInfo
  * //         gpus: [ // Gpus
@@ -109,6 +115,12 @@ export interface GetAutoScalingGroupRecommendationsCommandOutput
  * //             minSize: Number("int"),
  * //             maxSize: Number("int"),
  * //             instanceType: "STRING_VALUE",
+ * //             allocationStrategy: "Prioritized" || "LowestPrice",
+ * //             estimatedInstanceHourReductionPercentage: Number("double"),
+ * //             type: "SingleInstanceType" || "MixedInstanceTypes",
+ * //             mixedInstanceTypes: [
+ * //               "STRING_VALUE",
+ * //             ],
  * //           },
  * //           instanceGpuInfo: {
  * //             gpus: [
diff --git a/clients/client-compute-optimizer/src/models/models_0.ts b/clients/client-compute-optimizer/src/models/models_0.ts
index dc0425d4457bb..e10afeb9a95fa 100644
--- a/clients/client-compute-optimizer/src/models/models_0.ts
+++ b/clients/client-compute-optimizer/src/models/models_0.ts
@@ -72,6 +72,34 @@ export interface AccountEnrollmentStatus {
   lastUpdatedTimestamp?: Date | undefined;
 }
 
+/**
+ * @public
+ * @enum
+ */
+export const AllocationStrategy = {
+  LOWEST_PRICE: "LowestPrice",
+  PRIORITIZED: "Prioritized",
+} as const;
+
+/**
+ * @public
+ */
+export type AllocationStrategy = (typeof AllocationStrategy)[keyof typeof AllocationStrategy];
+
+/**
+ * @public
+ * @enum
+ */
+export const AsgType = {
+  MIXED_INSTANCE_TYPE: "MixedInstanceTypes",
+  SINGLE_INSTANCE_TYPE: "SingleInstanceType",
+} as const;
+
+/**
+ * @public
+ */
+export type AsgType = (typeof AsgType)[keyof typeof AsgType];
+
 /**
  * @public
  * @enum
@@ -87,35 +115,67 @@ export const AutoScalingConfiguration = {
 export type AutoScalingConfiguration = (typeof AutoScalingConfiguration)[keyof typeof AutoScalingConfiguration];
 
 /**
- * <p>Describes the configuration of an Auto Scaling group.</p>
+ * <p>Describes the configuration of an EC2 Auto Scaling group.</p>
  * @public
  */
 export interface AutoScalingGroupConfiguration {
   /**
-   * <p>The desired capacity, or number of instances, for the Auto Scaling group.</p>
+   * <p>The desired capacity, or number of instances, for the EC2 Auto Scaling group.</p>
    * @public
    */
   desiredCapacity?: number | undefined;
 
   /**
-   * <p>The minimum size, or minimum number of instances, for the Auto Scaling
+   * <p>The minimum size, or minimum number of instances, for the EC2 Auto Scaling
    *             group.</p>
    * @public
    */
   minSize?: number | undefined;
 
   /**
-   * <p>The maximum size, or maximum number of instances, for the Auto Scaling
+   * <p>The maximum size, or maximum number of instances, for the EC2 Auto Scaling
    *             group.</p>
    * @public
    */
   maxSize?: number | undefined;
 
   /**
-   * <p>The instance type for the Auto Scaling group.</p>
+   * <p>The instance type for the EC2 Auto Scaling group.</p>
    * @public
    */
   instanceType?: string | undefined;
+
+  /**
+   * <p>
+   *             Describes the allocation strategy that the EC2 Auto Scaling group uses. This field is only available for EC2 Auto Scaling groups with mixed instance types.
+   *         </p>
+   * @public
+   */
+  allocationStrategy?: AllocationStrategy | undefined;
+
+  /**
+   * <p>
+   *             Describes the projected percentage reduction in instance hours after adopting the recommended configuration. This field is only available for EC2 Auto Scaling groups with scaling policies.
+   *         </p>
+   * @public
+   */
+  estimatedInstanceHourReductionPercentage?: number | undefined;
+
+  /**
+   * <p>
+   *             Describes whether the EC2 Auto Scaling group has a single instance type or a mixed instance type configuration.
+   *         </p>
+   * @public
+   */
+  type?: AsgType | undefined;
+
+  /**
+   * <p>
+   *             List the instance types within an EC2 Auto Scaling group that has mixed instance types.
+   *         </p>
+   * @public
+   */
+  mixedInstanceTypes?: string[] | undefined;
 }
 
 /**
@@ -1719,10 +1779,13 @@ export const ExportableAutoScalingGroupField = {
   ACCOUNT_ID: "AccountId",
   AUTO_SCALING_GROUP_ARN: "AutoScalingGroupArn",
   AUTO_SCALING_GROUP_NAME: "AutoScalingGroupName",
+  CURRENT_CONFIGURATION_ALLOCATION_STRATEGY: "CurrentConfigurationAllocationStrategy",
   CURRENT_CONFIGURATION_DESIRED_CAPACITY: "CurrentConfigurationDesiredCapacity",
   CURRENT_CONFIGURATION_INSTANCE_TYPE: "CurrentConfigurationInstanceType",
   CURRENT_CONFIGURATION_MAX_SIZE: "CurrentConfigurationMaxSize",
   CURRENT_CONFIGURATION_MIN_SIZE: "CurrentConfigurationMinSize",
+  CURRENT_CONFIGURATION_MIXED_INSTANCE_TYPES: "CurrentConfigurationMixedInstanceTypes",
+  CURRENT_CONFIGURATION_TYPE: "CurrentConfigurationType",
   CURRENT_INSTANCE_GPU_INFO: "CurrentInstanceGpuInfo",
   CURRENT_MEMORY: "CurrentMemory",
   CURRENT_NETWORK: "CurrentNetwork",
@@ -1746,10 +1809,15 @@ export const ExportableAutoScalingGroupField = {
   INFERRED_WORKLOAD_TYPES: "InferredWorkloadTypes",
   LAST_REFRESH_TIMESTAMP: "LastRefreshTimestamp",
   LOOKBACK_PERIOD_IN_DAYS: "LookbackPeriodInDays",
+  RECOMMENDATION_OPTIONS_CONFIGURATION_ALLOCATION_STRATEGY: "RecommendationOptionsConfigurationAllocationStrategy",
   RECOMMENDATION_OPTIONS_CONFIGURATION_DESIRED_CAPACITY: "RecommendationOptionsConfigurationDesiredCapacity",
+  RECOMMENDATION_OPTIONS_CONFIGURATION_ESTIMATED_INSTANCE_HOUR_REDUCTION_PERCENTAGE:
+    "RecommendationOptionsConfigurationEstimatedInstanceHourReductionPercentage",
   RECOMMENDATION_OPTIONS_CONFIGURATION_INSTANCE_TYPE: "RecommendationOptionsConfigurationInstanceType",
   RECOMMENDATION_OPTIONS_CONFIGURATION_MAX_SIZE: "RecommendationOptionsConfigurationMaxSize",
   RECOMMENDATION_OPTIONS_CONFIGURATION_MIN_SIZE: "RecommendationOptionsConfigurationMinSize",
+  RECOMMENDATION_OPTIONS_CONFIGURATION_MIXED_INSTANCE_TYPES: "RecommendationOptionsConfigurationMixedInstanceTypes",
+  RECOMMENDATION_OPTIONS_CONFIGURATION_TYPE: "RecommendationOptionsConfigurationType",
   RECOMMENDATION_OPTIONS_ESTIMATED_MONTHLY_SAVINGS_CURRENCY: "RecommendationOptionsEstimatedMonthlySavingsCurrency",
   RECOMMENDATION_OPTIONS_ESTIMATED_MONTHLY_SAVINGS_CURRENCY_AFTER_DISCOUNTS:
     "RecommendationOptionsEstimatedMonthlySavingsCurrencyAfterDiscounts",
diff --git a/clients/client-compute-optimizer/src/protocols/Aws_json1_0.ts b/clients/client-compute-optimizer/src/protocols/Aws_json1_0.ts
index 55ae2a1570e4d..6d73b30ff61c1 100644
--- a/clients/client-compute-optimizer/src/protocols/Aws_json1_0.ts
+++ b/clients/client-compute-optimizer/src/protocols/Aws_json1_0.ts
@@ -139,6 +139,7 @@ import { ComputeOptimizerServiceException as __BaseException } from "../models/C
 import {
   AccessDeniedException,
   AccountEnrollmentStatus,
+  AutoScalingGroupConfiguration,
   AutoScalingGroupEstimatedMonthlySavings,
   AutoScalingGroupRecommendation,
   AutoScalingGroupRecommendationOption,
@@ -1608,7 +1609,21 @@ const de_AccountEnrollmentStatuses = (output: any, context: __SerdeContext): Acc
   return retVal;
 };
 
-// de_AutoScalingGroupConfiguration omitted.
+/**
+ * deserializeAws_json1_0AutoScalingGroupConfiguration
+ */
+const de_AutoScalingGroupConfiguration = (output: any, context: __SerdeContext): AutoScalingGroupConfiguration => {
+  return take(output, {
+    allocationStrategy: __expectString,
+    desiredCapacity: __expectInt32,
+    estimatedInstanceHourReductionPercentage: __limitedParseDouble,
+    instanceType: __expectString,
+    maxSize: __expectInt32,
+    minSize: __expectInt32,
+    mixedInstanceTypes: _json,
+    type: __expectString,
+  }) as any;
+};
 
 /**
  * deserializeAws_json1_0AutoScalingGroupEstimatedMonthlySavings
@@ -1631,7 +1646,7 @@ const de_AutoScalingGroupRecommendation = (output: any, context: __SerdeContext)
     accountId: __expectString,
     autoScalingGroupArn: __expectString,
     autoScalingGroupName: __expectString,
-    currentConfiguration: _json,
+    currentConfiguration: (_: any) => de_AutoScalingGroupConfiguration(_, context),
     currentInstanceGpuInfo: _json,
     currentPerformanceRisk: __expectString,
     effectiveRecommendationPreferences: _json,
@@ -1652,7 +1667,7 @@ const de_AutoScalingGroupRecommendationOption = (
   context: __SerdeContext
 ): AutoScalingGroupRecommendationOption => {
   return take(output, {
-    configuration: _json,
+    configuration: (_: any) => de_AutoScalingGroupConfiguration(_, context),
     instanceGpuInfo: _json,
     migrationEffort: __expectString,
     performanceRisk: __limitedParseDouble,
@@ -2667,6 +2682,8 @@ const de_MetricValues = (output: any, context: __SerdeContext): number[] => {
 
 // de_MissingAuthenticationToken omitted.
 
+// de_MixedInstanceTypes omitted.
+
 // de_OptInRequiredException omitted.
 
 // de_PlatformDifferences omitted.