---
title: "POST /GetAnomalyGroup"
method: POST
path: "/GetAnomalyGroup"
---

# POST /GetAnomalyGroup

`POST /GetAnomalyGroup`

Returns details about a group of anomalous metrics.

## Request body

- object
  - `AnomalyGroupId` string, required — The ID of the anomaly group.
  - `AnomalyDetectorArn` string, required — The Amazon Resource Name (ARN) of the anomaly detector.

## Response `200`

Success

- GetAnomalyGroupResponse
  - `AnomalyGroup` object — Details about the anomaly group.
    - `StartTime` string — The start time for the group.
    - `EndTime` string — The end time for the group.
    - `AnomalyGroupId` string — The ID of the anomaly group.
    - `AnomalyGroupScore` number, double — The severity score of the group.
    - `PrimaryMetricName` string — The name of the primary affected measure for the group.
    - `MetricLevelImpactList` MetricLevelImpact[] — A list of measures affected by the anomaly.
      - `MetricName` string — The name of the measure.
      - `NumTimeSeries` integer — The number of anomalous metrics for the measure.
      - `ContributionMatrix` object — Details about the dimensions that contributed to the anomaly.
        - `DimensionContributionList` DimensionContribution[] — A list of contributing dimensions.
          - `DimensionName` string — The name of the dimension.
          - `DimensionValueContributionList` DimensionValueContribution[] — A list of dimension values that contributed to the anomaly.
            - `DimensionValue` string — The value of the dimension.
            - `ContributionScore` number, double — The severity score of the value.

## Other responses

- `480` — ResourceNotFoundException
- `481` — ValidationException
- `482` — InternalServerException
- `483` — AccessDeniedException
- `484` — TooManyRequestsException

---

[API](https://skmtc.net/aws/apis/lookoutmetrics.md) · [All operations](https://skmtc.net/aws/apis/lookoutmetrics/llms.txt) · [OpenAPI document](https://skmtc-service-staging.skmtc.workers.dev/v1/apis/aws/lookoutmetrics/versions/aace1e573660/schema)