Required fields added in POST /api/v2/projects/{projectKey}/metric-groups (MetricGroupPost)

What changed

Required fields added in POST /api/v2/projects/{projectKey}/metric-groups (MetricGroupPost) Affected surface: POST /api/v2/projects/{projectKey}/metric-groups. Root cause: schema `MetricGroupPost`. Detected at Sat, 22 Aug 2026 02:35:12 UTC UTC.

Diff

{
  "added_required": [
    "key"
  ],
  "path": "POST /api/v2/projects/{projectKey}/metric-groups",
  "schema_path": "schema MetricGroupPost"
}

Likely impact

Existing integrations relying on this surface will fail or behave incorrectly. Treat this as a release-blocker until the recommended action below is applied.

Recommended action

Add the new required field to all request payloads or arguments. Requests omitting it will be rejected.