diff --git a/.generator/schemas/v2/openapi.yaml b/.generator/schemas/v2/openapi.yaml
index a02697caa79d..c85e32bedc99 100644
--- a/.generator/schemas/v2/openapi.yaml
+++ b/.generator/schemas/v2/openapi.yaml
@@ -137855,9 +137855,9 @@ paths:
   /api/v2/metrics/{metric_name}/volumes:
     get:
       description: |-
-        View hourly average metric volumes for the given metric name over the look back period.
-
-        Custom metrics generated in-app from other products will return `null` for ingested volumes.
+        View hourly average cardinality for the given metric name over the look back period.
+        For Metric Name Pricing customers, view total point volume for the given metric name
+        over the look back period.
       operationId: ListVolumesByMetricName
       parameters:
         - $ref: "#/components/parameters/MetricName"
diff --git a/services/metrics/src/v2/MetricsApi.ts b/services/metrics/src/v2/MetricsApi.ts
index ab96b3ff59d0..859f5d0dca53 100644
--- a/services/metrics/src/v2/MetricsApi.ts
+++ b/services/metrics/src/v2/MetricsApi.ts
@@ -2627,9 +2627,9 @@ export class MetricsApi {
   }
 
   /**
-   * View hourly average metric volumes for the given metric name over the look back period.
-   *
-   * Custom metrics generated in-app from other products will return `null` for ingested volumes.
+   * View hourly average cardinality for the given metric name over the look back period.
+   * For Metric Name Pricing customers, view total point volume for the given metric name
+   * over the look back period.
    * @param param The request object
    */
   public listVolumesByMetricName(