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# Save flag level impact metrics configuration

POST https://app.unleash-instance.example.com/api/admin/projects/{projectId}/features/{featureName}/impact-metrics/config
Content-Type: application/json

**Enterprise feature**

Saves a configuration for an impact metric chart associated with a feature flag.

Reference: https://docs.getunleash.io/api/save-feature-impact-metrics-config

## Authentication

- `Authorization` header (required) — API key needed to access this API
- `Authorization` header (bearer token, required) — API key needed to access this API, in Bearer token format

## Request

### Path parameters

- `projectId` (string, required)
- `featureName` (string, required)

### Body (application/json)

This endpoint expects an object.

- `metricName` (string, required) — The Prometheus metric series to query. It includes both unleash prefix and metric type and display name
- `timeRange` (enum, required) — The time range for the metric data.
  - Allowed values: `hour`, `day`, `week`, `month`
- `yAxisMin` (enum, required) — Whether the chart should begin at zero on the y-axis.
  - Allowed values: `auto`, `zero`
- `aggregationMode` (enum, required) — The aggregation mode for the metric data.
  - Allowed values: `rps`, `count`, `avg`, `sum`, `p95`, `p99`, `p50`
- `labelSelectors` (map from string to list of string, required) — The selected labels and their values for filtering the metric data.
- `id` (string, optional) — The unique ULID identifier for this impact metric configuration. Generated automatically if not provided.
- `title` (string, optional) — Optional title for the impact metric chart.
- `source` (enum, optional) — The Prometheus data source for this metric. Defaults to internal.
  - Allowed values: `internal`, `external`

## Response

### 200

impactMetricsConfigSchema

- `id` (string, required) — The unique ULID identifier for this impact metric configuration. Generated automatically if not provided.
- `metricName` (string, required) — The Prometheus metric series to query. It includes both unleash prefix and metric type and display name
- `timeRange` (enum, required) — The time range for the metric data.
  - Allowed values: `hour`, `day`, `week`, `month`
- `aggregationMode` (enum, required) — The aggregation mode for the metric data.
  - Allowed values: `rps`, `count`, `avg`, `sum`, `p95`, `p99`, `p50`
- `labelSelectors` (map from string to list of string, required) — The selected labels and their values for filtering the metric data.
- `displayName` (string, required) — The human readable display name of the impact metric
- `yAxisMin` (enum, required) — Whether the chart should begin at zero on the y-axis.
  - Allowed values: `auto`, `zero`
- `source` (enum, optional) — The Prometheus data source for this metric. Defaults to internal.
  - Allowed values: `internal`, `external`
- `step` (enum, optional, nullable) — The step interval for querying metrics data. This is automatically calculated from the timeRange and stored when the metric is created or updated.
  - Allowed values: `1m`, `15m`, `3h`, `1d`
- `title` (string, optional) — Optional title for the impact metric chart.
- `mode` (enum, optional) — The access mode for this impact metric configuration: "read" when referenced by a safeguard, "write" otherwise.
  - Allowed values: `read`, `write`

## Errors

### 401 Unauthorized Error

Authorization information is missing or invalid. Provide a valid API token as the `authorization` header, e.g. `authorization:*.*.my-admin-token`.

- `id` (string, optional) — The ID of the error instance
- `name` (string, optional) — The name of the error kind
- `message` (string, optional) — A description of what went wrong.

### 403 Forbidden Error

The provided user credentials are valid, but the user does not have the necessary permissions to perform this operation

- `id` (string, optional) — The ID of the error instance
- `name` (string, optional) — The name of the error kind
- `message` (string, optional) — A description of what went wrong.

### 404 Not Found Error

The requested resource was not found.

- `id` (string, optional) — The ID of the error instance
- `name` (string, optional) — The name of the error kind
- `message` (string, optional) — A description of what went wrong.

## Examples

**Request**

```json
{
  "metricName": "unleash_counter_feature_toggle_usage_total",
  "timeRange": "day",
  "yAxisMin": "auto",
  "aggregationMode": "rps",
  "labelSelectors": {
    "environment": [
      "development"
    ],
    "project": [
      "default"
    ]
  }
}
```

**Response**

```json
{
  "id": "01ARZ3NDEKTSV4RRFFQ69G5FAV",
  "metricName": "unleash_counter_feature_toggle_usage_total",
  "timeRange": "day",
  "aggregationMode": "rps",
  "labelSelectors": {
    "environment": [
      "development"
    ],
    "project": [
      "default"
    ]
  },
  "displayName": "feature_toggle_usage_total",
  "yAxisMin": "auto",
  "source": "internal",
  "step": "15m",
  "title": "Feature Toggle Usage",
  "mode": "write"
}
```

**SDK Code**

```python
import requests

url = "https://app.unleash-instance.example.com/api/admin/projects/projectId/features/featureName/impact-metrics/config"

payload = {
    "metricName": "unleash_counter_feature_toggle_usage_total",
    "timeRange": "day",
    "yAxisMin": "auto",
    "aggregationMode": "rps",
    "labelSelectors": {
        "environment": ["development"],
        "project": ["default"]
    }
}
headers = {
    "Authorization": "<apiKey>",
    "Content-Type": "application/json"
}

response = requests.post(url, json=payload, headers=headers)

print(response.json())
```

```javascript
const url = 'https://app.unleash-instance.example.com/api/admin/projects/projectId/features/featureName/impact-metrics/config';
const options = {
  method: 'POST',
  headers: {Authorization: '<apiKey>', 'Content-Type': 'application/json'},
  body: '{"metricName":"unleash_counter_feature_toggle_usage_total","timeRange":"day","yAxisMin":"auto","aggregationMode":"rps","labelSelectors":{"environment":["development"],"project":["default"]}}'
};

try {
  const response = await fetch(url, options);
  const data = await response.json();
  console.log(data);
} catch (error) {
  console.error(error);
}
```

```go
package main

import (
	"fmt"
	"strings"
	"net/http"
	"io"
)

func main() {

	url := "https://app.unleash-instance.example.com/api/admin/projects/projectId/features/featureName/impact-metrics/config"

	payload := strings.NewReader("{\n  \"metricName\": \"unleash_counter_feature_toggle_usage_total\",\n  \"timeRange\": \"day\",\n  \"yAxisMin\": \"auto\",\n  \"aggregationMode\": \"rps\",\n  \"labelSelectors\": {\n    \"environment\": [\n      \"development\"\n    ],\n    \"project\": [\n      \"default\"\n    ]\n  }\n}")

	req, _ := http.NewRequest("POST", url, payload)

	req.Header.Add("Authorization", "<apiKey>")
	req.Header.Add("Content-Type", "application/json")

	res, _ := http.DefaultClient.Do(req)

	defer res.Body.Close()
	body, _ := io.ReadAll(res.Body)

	fmt.Println(res)
	fmt.Println(string(body))

}
```

```ruby
require 'uri'
require 'net/http'

url = URI("https://app.unleash-instance.example.com/api/admin/projects/projectId/features/featureName/impact-metrics/config")

http = Net::HTTP.new(url.host, url.port)
http.use_ssl = true

request = Net::HTTP::Post.new(url)
request["Authorization"] = '<apiKey>'
request["Content-Type"] = 'application/json'
request.body = "{\n  \"metricName\": \"unleash_counter_feature_toggle_usage_total\",\n  \"timeRange\": \"day\",\n  \"yAxisMin\": \"auto\",\n  \"aggregationMode\": \"rps\",\n  \"labelSelectors\": {\n    \"environment\": [\n      \"development\"\n    ],\n    \"project\": [\n      \"default\"\n    ]\n  }\n}"

response = http.request(request)
puts response.read_body
```

```java
import com.mashape.unirest.http.HttpResponse;
import com.mashape.unirest.http.Unirest;

HttpResponse<String> response = Unirest.post("https://app.unleash-instance.example.com/api/admin/projects/projectId/features/featureName/impact-metrics/config")
  .header("Authorization", "<apiKey>")
  .header("Content-Type", "application/json")
  .body("{\n  \"metricName\": \"unleash_counter_feature_toggle_usage_total\",\n  \"timeRange\": \"day\",\n  \"yAxisMin\": \"auto\",\n  \"aggregationMode\": \"rps\",\n  \"labelSelectors\": {\n    \"environment\": [\n      \"development\"\n    ],\n    \"project\": [\n      \"default\"\n    ]\n  }\n}")
  .asString();
```

```php
<?php
require_once('vendor/autoload.php');

$client = new \GuzzleHttp\Client();

$response = $client->request('POST', 'https://app.unleash-instance.example.com/api/admin/projects/projectId/features/featureName/impact-metrics/config', [
  'body' => '{
  "metricName": "unleash_counter_feature_toggle_usage_total",
  "timeRange": "day",
  "yAxisMin": "auto",
  "aggregationMode": "rps",
  "labelSelectors": {
    "environment": [
      "development"
    ],
    "project": [
      "default"
    ]
  }
}',
  'headers' => [
    'Authorization' => '<apiKey>',
    'Content-Type' => 'application/json',
  ],
]);

echo $response->getBody();
```

```csharp
using RestSharp;

var client = new RestClient("https://app.unleash-instance.example.com/api/admin/projects/projectId/features/featureName/impact-metrics/config");
var request = new RestRequest(Method.POST);
request.AddHeader("Authorization", "<apiKey>");
request.AddHeader("Content-Type", "application/json");
request.AddParameter("application/json", "{\n  \"metricName\": \"unleash_counter_feature_toggle_usage_total\",\n  \"timeRange\": \"day\",\n  \"yAxisMin\": \"auto\",\n  \"aggregationMode\": \"rps\",\n  \"labelSelectors\": {\n    \"environment\": [\n      \"development\"\n    ],\n    \"project\": [\n      \"default\"\n    ]\n  }\n}", ParameterType.RequestBody);
IRestResponse response = client.Execute(request);
```

```swift
import Foundation

let headers = [
  "Authorization": "<apiKey>",
  "Content-Type": "application/json"
]
let parameters = [
  "metricName": "unleash_counter_feature_toggle_usage_total",
  "timeRange": "day",
  "yAxisMin": "auto",
  "aggregationMode": "rps",
  "labelSelectors": [
    "environment": ["development"],
    "project": ["default"]
  ]
] as [String : Any]

let postData = JSONSerialization.data(withJSONObject: parameters, options: [])

let request = NSMutableURLRequest(url: NSURL(string: "https://app.unleash-instance.example.com/api/admin/projects/projectId/features/featureName/impact-metrics/config")! as URL,
                                        cachePolicy: .useProtocolCachePolicy,
                                    timeoutInterval: 10.0)
request.httpMethod = "POST"
request.allHTTPHeaderFields = headers
request.httpBody = postData as Data

let session = URLSession.shared
let dataTask = session.dataTask(with: request as URLRequest, completionHandler: { (data, response, error) -> Void in
  if (error != nil) {
    print(error as Any)
  } else {
    let httpResponse = response as? HTTPURLResponse
    print(httpResponse)
  }
})

dataTask.resume()
```