Add account on demand and committed usage to billable summary (#2553)

Co-authored-by: ci.datadog-api-spec <packages@datadoghq.com>

Author: api-clients-generation-pipeline[bot]

.generated-info

@@ -1,4 +1,4 @@
 {
-  "spec_repo_commit": "eea03ed",
-  "generated": "2025-07-21 08:50:55.922"
+  "spec_repo_commit": "06ccc32",
+  "generated": "2025-07-21 13:55:07.250"
 }

.generator/schemas/v1/openapi.yaml

@@ -18895,6 +18895,14 @@ components:
           description: The total account usage.
           format: int64
           type: integer
+        account_committed_usage:
+          description: The total account committed usage.
+          format: int64
+          type: integer
+        account_on_demand_usage:
+          description: The total account on-demand usage.
+          format: int64
+          type: integer
         elapsed_usage_hours:
           description: Elapsed usage hours for some billable product.
           format: int64

services/usage_metering/src/v1/models/UsageBillableSummaryBody.ts

@@ -8,6 +8,14 @@ export class UsageBillableSummaryBody {
    * The total account usage.
    */
   "accountBillableUsage"?: number;
+  /**
+   * The total account committed usage.
+   */
+  "accountCommittedUsage"?: number;
+  /**
+   * The total account on-demand usage.
+   */
+  "accountOnDemandUsage"?: number;
   /**
    * Elapsed usage hours for some billable product.
    */
@@ -52,6 +60,16 @@ export class UsageBillableSummaryBody {
       type: "number",
       format: "int64",
     },
+    accountCommittedUsage: {
+      baseName: "account_committed_usage",
+      type: "number",
+      format: "int64",
+    },
+    accountOnDemandUsage: {
+      baseName: "account_on_demand_usage",
+      type: "number",
+      format: "int64",
+    },
     elapsedUsageHours: {
       baseName: "elapsed_usage_hours",
       type: "number",