PUT
/
subscriptions
/
{external_id}
/
alerts
/
{code}
curl --request PUT \
  --url https://api.getlago.com/api/v1/subscriptions/{external_id}/alerts/{code} \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '{
  "alert": {
    "code": "storage_threshold_alert",
    "billable_metric_code": "storage_usage",
    "name": "Storage Usage Alert",
    "thresholds": [
      {
        "code": "warn",
        "recurring": false,
        "value": 99
      }
    ]
  }
}'
{
  "alert": {
    "lago_id": "1a901a90-1a90-1a90-1a90-1a901a901a90",
    "lago_organization_id": "1a901a90-1a90-1a90-1a90-1a901a901a90",
    "subscription_external_id": "sub_1234567890",
    "billable_metric_code": "storage_usage",
    "alert_type": "billable_metric_current_usage_amount",
    "code": "storage_threshold_alert",
    "name": "Storage Usage Alert",
    "previous_value": 1000,
    "last_processed_at": "2025-05-19T10:04:21Z",
    "thresholds": [
      {
        "code": "warn",
        "recurring": false,
        "value": "99.0"
      }
    ],
    "created_at": "2025-03-20T10:00:00Z"
  }
}

Authorizations

Authorization
string
header
required

Bearer authentication header of the form Bearer <token>, where <token> is your auth token.

Path Parameters

external_id
string
required

External ID of the existing subscription

Example:

"5eb02857-a71e-4ea2-bcf9-57d3a41bc6ba"

code
string
required

Unique code of the alert

Example:

"storage_threshold_alert"

Body

application/json

Update an existing alert for a subscription

The body is of type object.

Response

200
application/json

Subscription alert updated

The response is of type object.