diff --git a/.generator/schemas/v2/openapi.yaml b/.generator/schemas/v2/openapi.yaml
index 0bf14e17433..aad2fc17069 100644
--- a/.generator/schemas/v2/openapi.yaml
+++ b/.generator/schemas/v2/openapi.yaml
@@ -213450,12 +213450,14 @@ paths:
             start with `app.` and end with `.count`. The exception is a value whose only `*` is at the end (for
             example, `http.request*`): it matches names that start with that text and is case-sensitive.
             Spaces are treated as `*`. Only one value is accepted; repeating the parameter returns
-            `400 Bad Request`. Allowed characters are letters, digits, `_`, `.`, `*`, and spaces. An empty value
-            is ignored.
+            `400 Bad Request`. Allowed characters are letters, digits, `_`, `.`, `*`, and spaces. Surrounding spaces
+            are ignored, and an empty or spaces-only value is ignored. The value can be at most 200 characters (the
+            longest metric name); a longer value returns `400 Bad Request`.
           in: query
           name: filter[metrics.id]
           required: false
           schema:
+            maxLength: 200
             pattern: "^[a-zA-Z0-9_.* ]*$"
             type: string
         - description: |-
diff --git a/src/main/java/com/datadog/api/client/v2/api/MetricsApi.java b/src/main/java/com/datadog/api/client/v2/api/MetricsApi.java
index 8e6d2b5870e..aacbf161107 100644
--- a/src/main/java/com/datadog/api/client/v2/api/MetricsApi.java
+++ b/src/main/java/com/datadog/api/client/v2/api/MetricsApi.java
@@ -3324,8 +3324,9 @@ public ListTagConfigurationsOptionalParameters filterRelatedAssets(
      *     http.request*</code>): it matches names that start with that text and is case-sensitive.
      *     Spaces are treated as <code>*</code>. Only one value is accepted; repeating the parameter
      *     returns <code>400 Bad Request</code>. Allowed characters are letters, digits, <code>_
-     *     </code>, <code>.</code>, <code>*</code>, and spaces. An empty value is ignored.
-     *     (optional)
+     *     </code>, <code>.</code>, <code>*</code>, and spaces. Surrounding spaces are ignored, and
+     *     an empty or spaces-only value is ignored. The value can be at most 200 characters (the
+     *     longest metric name); a longer value returns <code>400 Bad Request</code>. (optional)
      * @return ListTagConfigurationsOptionalParameters
      */
     public ListTagConfigurationsOptionalParameters filterMetricsId(String filterMetricsId) {