---
title: List active tags and aggregations
description: Datadog, the leading service for cloud-scale monitoring.
breadcrumbs: Docs > API Reference > Metrics
---

# List active tags and aggregations{% #list-active-tags-and-aggregations %}
Copy pageCopied
{% tab title="v2" %}

| Datadog site      | API endpoint                                                                         |
| ----------------- | ------------------------------------------------------------------------------------ |
| ap1.datadoghq.com | GET https://api.ap1.datadoghq.com/api/v2/metrics/{metric_name}/active-configurations |
| ap2.datadoghq.com | GET https://api.ap2.datadoghq.com/api/v2/metrics/{metric_name}/active-configurations |
| app.datadoghq.eu  | GET https://api.datadoghq.eu/api/v2/metrics/{metric_name}/active-configurations      |
| app.ddog-gov.com  | GET https://api.ddog-gov.com/api/v2/metrics/{metric_name}/active-configurations      |
| us2.ddog-gov.com  | GET https://api.us2.ddog-gov.com/api/v2/metrics/{metric_name}/active-configurations  |
| app.datadoghq.com | GET https://api.datadoghq.com/api/v2/metrics/{metric_name}/active-configurations     |
| us3.datadoghq.com | GET https://api.us3.datadoghq.com/api/v2/metrics/{metric_name}/active-configurations |
| us5.datadoghq.com | GET https://api.us5.datadoghq.com/api/v2/metrics/{metric_name}/active-configurations |

### Overview

List tags and aggregations that are actively queried on dashboards, notebooks, monitors, the Metrics Explorer, and using the API for a given metric name. This endpoint requires the `metrics_read` permission.

### Arguments

#### Path Parameters

| Name                          | Type   | Description             |
| ----------------------------- | ------ | ----------------------- |
| metric_name [*required*] | string | The name of the metric. |

#### Query Strings

| Name            | Type    | Description                                                                                                                                              |
| --------------- | ------- | -------------------------------------------------------------------------------------------------------------------------------------------------------- |
| window[seconds] | integer | The number of seconds of look back (from now). Default value is 604,800 (1 week), minimum value is 7200 (2 hours), maximum value is 2,630,000 (1 month). |

### Response

{% tab title="200" %}
Success
{% tab title="Model" %}
Response object that includes a single metric's actively queried tags and aggregations.

| Parent field        | Field                   | Type     | Description                                                                                                     |
| ------------------- | ----------------------- | -------- | --------------------------------------------------------------------------------------------------------------- |
|                     | data                    | object   | Object for a single metric's actively queried tags and aggregations.                                            |
| data                | attributes              | object   | Object containing the definition of a metric's actively queried tags and aggregations.                          |
| attributes          | active_aggregations     | [object] | List of aggregation combinations that have been actively queried.                                               |
| active_aggregations | space [*required*] | enum     | A space aggregation for use in query. Allowed enum values: `avg,max,min,sum`                                    |
| active_aggregations | time [*required*]  | enum     | A time aggregation for use in query. Allowed enum values: `avg,count,max,min,sum`                               |
| attributes          | active_tags             | [string] | List of tag keys that have been actively queried.                                                               |
| data                | id                      | string   | The metric name for this resource.                                                                              |
| data                | type                    | enum     | The metric actively queried configuration resource type. Allowed enum values: `actively_queried_configurations` |

{% /tab %}

{% tab title="Example" %}

```json
{
  "data": {
    "attributes": {
      "active_aggregations": [
        {
          "space": "sum",
          "time": "sum"
        }
      ],
      "active_tags": [
        "app",
        "datacenter"
      ]
    },
    "id": "test.metric.latency",
    "type": "actively_queried_configurations"
  }
}
```

{% /tab %}

{% /tab %}

{% tab title="400" %}
Bad Request
{% tab title="Model" %}
API error response.

| Field                    | Type     | Description       |
| ------------------------ | -------- | ----------------- |
| errors [*required*] | [string] | A list of errors. |

{% /tab %}

{% tab title="Example" %}

```json
{
  "errors": [
    "Bad Request"
  ]
}
```

{% /tab %}

{% /tab %}

{% tab title="403" %}
Forbidden
{% tab title="Model" %}
API error response.

| Field                    | Type     | Description       |
| ------------------------ | -------- | ----------------- |
| errors [*required*] | [string] | A list of errors. |

{% /tab %}

{% tab title="Example" %}

```json
{
  "errors": [
    "Bad Request"
  ]
}
```

{% /tab %}

{% /tab %}

{% tab title="404" %}
Not Found
{% tab title="Model" %}
API error response.

| Field                    | Type     | Description       |
| ------------------------ | -------- | ----------------- |
| errors [*required*] | [string] | A list of errors. |

{% /tab %}

{% tab title="Example" %}

```json
{
  "errors": [
    "Bad Request"
  ]
}
```

{% /tab %}

{% /tab %}

{% tab title="429" %}
Too Many Requests
{% tab title="Model" %}
API error response.

| Field                    | Type     | Description       |
| ------------------------ | -------- | ----------------- |
| errors [*required*] | [string] | A list of errors. |

{% /tab %}

{% tab title="Example" %}

```json
{
  "errors": [
    "Bad Request"
  ]
}
```

{% /tab %}

{% /tab %}

### Code Example

##### 
                  \# Path parameters export metric_name="dist.http.endpoint.request" \# Curl command curl -X GET "https://api.datadoghq.com/api/v2/metrics/${metric_name}/active-configurations" \
-H "Accept: application/json" \
-H "DD-API-KEY: ${DD_API_KEY}" \
-H "DD-APPLICATION-KEY: ${DD_APP_KEY}" 
                
##### 

```python
"""
List active tags and aggregations returns "Success" response
"""

from datadog_api_client import ApiClient, Configuration
from datadog_api_client.v2.api.metrics_api import MetricsApi

configuration = Configuration()
with ApiClient(configuration) as api_client:
    api_instance = MetricsApi(api_client)
    response = api_instance.list_active_metric_configurations(
        metric_name="static_test_metric_donotdelete",
    )

    print(response)
```

#### Instructions

First [install the library and its dependencies](https://docs.datadoghq.com/api/latest.md?code-lang=python) and then save the example to `example.py` and run following commands:
    DD_SITE="datadoghq.com" DD_API_KEY="<API-KEY>" DD_APP_KEY="<APP-KEY>" python3 "example.py"
##### 

```ruby
# List active tags and aggregations returns "Success" response

require "datadog_api_client"
api_instance = DatadogAPIClient::V2::MetricsAPI.new
p api_instance.list_active_metric_configurations("static_test_metric_donotdelete")
```

#### Instructions

First [install the library and its dependencies](https://docs.datadoghq.com/api/latest.md?code-lang=ruby) and then save the example to `example.rb` and run following commands:
    DD_SITE="datadoghq.com" DD_API_KEY="<API-KEY>" DD_APP_KEY="<APP-KEY>" rb "example.rb"
##### 

```go
// List active tags and aggregations returns "Success" response

package main

import (
	"context"
	"encoding/json"
	"fmt"
	"os"

	"github.com/DataDog/datadog-api-client-go/v2/api/datadog"
	"github.com/DataDog/datadog-api-client-go/v2/api/datadogV2"
)

func main() {
	ctx := datadog.NewDefaultContext(context.Background())
	configuration := datadog.NewConfiguration()
	apiClient := datadog.NewAPIClient(configuration)
	api := datadogV2.NewMetricsApi(apiClient)
	resp, r, err := api.ListActiveMetricConfigurations(ctx, "static_test_metric_donotdelete", *datadogV2.NewListActiveMetricConfigurationsOptionalParameters())

	if err != nil {
		fmt.Fprintf(os.Stderr, "Error when calling `MetricsApi.ListActiveMetricConfigurations`: %v\n", err)
		fmt.Fprintf(os.Stderr, "Full HTTP response: %v\n", r)
	}

	responseContent, _ := json.MarshalIndent(resp, "", "  ")
	fmt.Fprintf(os.Stdout, "Response from `MetricsApi.ListActiveMetricConfigurations`:\n%s\n", responseContent)
}
```

#### Instructions

First [install the library and its dependencies](https://docs.datadoghq.com/api/latest.md?code-lang=go) and then save the example to `main.go` and run following commands:
    DD_SITE="datadoghq.com" DD_API_KEY="<API-KEY>" DD_APP_KEY="<APP-KEY>" go run "main.go"
##### 

```java
// List active tags and aggregations returns "Success" response

import com.datadog.api.client.ApiClient;
import com.datadog.api.client.ApiException;
import com.datadog.api.client.v2.api.MetricsApi;
import com.datadog.api.client.v2.model.MetricSuggestedTagsAndAggregationsResponse;

public class Example {
  public static void main(String[] args) {
    ApiClient defaultClient = ApiClient.getDefaultApiClient();
    MetricsApi apiInstance = new MetricsApi(defaultClient);

    try {
      MetricSuggestedTagsAndAggregationsResponse result =
          apiInstance.listActiveMetricConfigurations("static_test_metric_donotdelete");
      System.out.println(result);
    } catch (ApiException e) {
      System.err.println("Exception when calling MetricsApi#listActiveMetricConfigurations");
      System.err.println("Status code: " + e.getCode());
      System.err.println("Reason: " + e.getResponseBody());
      System.err.println("Response headers: " + e.getResponseHeaders());
      e.printStackTrace();
    }
  }
}
```

#### Instructions

First [install the library and its dependencies](https://docs.datadoghq.com/api/latest.md?code-lang=java) and then save the example to `Example.java` and run following commands:
    DD_SITE="datadoghq.com" DD_API_KEY="<API-KEY>" DD_APP_KEY="<APP-KEY>" java "Example.java"
##### 

```rust
// List active tags and aggregations returns "Success" response
use datadog_api_client::datadog;
use datadog_api_client::datadogV2::api_metrics::ListActiveMetricConfigurationsOptionalParams;
use datadog_api_client::datadogV2::api_metrics::MetricsAPI;

#[tokio::main]
async fn main() {
    let configuration = datadog::Configuration::new();
    let api = MetricsAPI::with_config(configuration);
    let resp = api
        .list_active_metric_configurations(
            "static_test_metric_donotdelete".to_string(),
            ListActiveMetricConfigurationsOptionalParams::default(),
        )
        .await;
    if let Ok(value) = resp {
        println!("{:#?}", value);
    } else {
        println!("{:#?}", resp.unwrap_err());
    }
}
```

#### Instructions

First [install the library and its dependencies](https://docs.datadoghq.com/api/latest.md?code-lang=rust) and then save the example to `src/main.rs` and run following commands:
    DD_SITE="datadoghq.com" DD_API_KEY="<API-KEY>" DD_APP_KEY="<APP-KEY>" cargo run
##### 

```typescript
/**
 * List active tags and aggregations returns "Success" response
 */

import { client, v2 } from "@datadog/datadog-api-client";

const configuration = client.createConfiguration();
const apiInstance = new v2.MetricsApi(configuration);

const params: v2.MetricsApiListActiveMetricConfigurationsRequest = {
  metricName: "static_test_metric_donotdelete",
};

apiInstance
  .listActiveMetricConfigurations(params)
  .then((data: v2.MetricSuggestedTagsAndAggregationsResponse) => {
    console.log(
      "API called successfully. Returned data: " + JSON.stringify(data)
    );
  })
  .catch((error: any) => console.error(error));
```

#### Instructions

First [install the library and its dependencies](https://docs.datadoghq.com/api/latest.md?code-lang=typescript) and then save the example to `example.ts` and run following commands:
    DD_SITE="datadoghq.com" DD_API_KEY="<API-KEY>" DD_APP_KEY="<APP-KEY>" tsc "example.ts"
{% /tab %}