---
type: api
title: Get a backfill by ID
description: **Spaces method and path for this operation:**
url: https://www.elastic.co/elastic/docs-builder/docs/4371/api/doc/kibana-serverless/operation/operation-get-alerting-rules-backfill-id
resource: https://www.elastic.co/elastic/docs-builder/docs/4371/api/doc/kibana-serverless/operation/operation-get-alerting-rules-backfill-id
products:
  - Kibana
---

# Get a backfill by ID

- Server: `https://{kibana_url}`

## Paths

- `GET` `/api/alerting/rules/backfill/{id}`
- `GET` `/s/{space_id}/api/alerting/rules/backfill/{id}`

- [Api key auth](/elastic/docs-builder/docs/4371/api/doc/kibana-serverless/authentication#apikeyauth)

#### Path Parameters

- `id` (string)
  The identifier for the backfill.

## Description

Refer to [Spaces](https://www.elastic.co/docs/deploy-manage/manage-spaces) for more information.

## Responses

#### `200`

Indicates a successful call.

`application/json`

- `created_at` (string)
- `duration` (string)
- `enabled` (boolean)
- `end` (string)
- `id` (string)
- `initiator` (enum)
  Values: `user`, `system`
- `initiator_id` (string)
- `rule` (object)
  - `api_key_created_by_user` (boolean) — nullable
  - `api_key_owner` (string · default: null) — nullable
  - `consumer` (string)
  - `created_at` (string)
  - `created_by` (string · default: null) — nullable
  - `enabled` (boolean)
  - `id` (string)
  - `name` (string)
  - `params` (map string to object)
    The parameters for the rule.
  - `revision` (number)
  - `rule_type_id` (string)
  - `schedule` (object)
    - `interval` (string)
  - `tags` ([] string)
  - `updated_at` (string)
  - `updated_by` (string · default: null) — nullable
- `schedule` ([] object)
  - `interval` (string)
  - `run_at` (string)
  - `status` (enum)
    Values: `complete`, `pending`, `running`, `error`, `timeout`
- `space_id` (string)
- `start` (string)
- `status` (enum)
  Values: `complete`, `pending`, `running`, `error`, `timeout`
#### `400`

Indicates an invalid schema or parameters.

#### `403`

Indicates that this call is forbidden.

#### `404`

Indicates a backfill with the given ID does not exist.

## Code Examples

#### Console

```console
GET /api/alerting/rules/backfill/{id}
```

#### curl

```curl
curl -X GET "https://{kibana_url}/api/alerting/rules/backfill/{id}"
```

## Response Examples

#### Get a backfill for an index threshold rule

```json
{
  "created_at": "2024-01-30T00:00:00.000Z",
  "duration": "12h",
  "enabled": true,
  "id": "85bdf571-f4fb-4666-a8d2-e05e1220ebc6",
  "initiator": "user",
  "rule": {
    "api_key_owner": "elastic",
    "consumer": "alerts",
    "created_at": "2022-12-05T23:40:33.132Z",
    "created_by": "elastic",
    "enabled": true,
    "id": "3583a470-74f6-11ed-9801-35303b735aef",
    "name": "my alert",
    "params": {
      "aggField": "sheet.version",
      "aggType": "avg",
      "groupBy": "top",
      "index": [
        "test-index"
      ],
      "termField": "name.keyword",
      "termSize": 6,
      "threshold": [
        1000
      ],
      "thresholdComparator": "\u003E",
      "timeField": "@timestamp",
      "timeWindowSize": 5,
      "timeWindowUnit": "m"
    },
    "revision": 0,
    "rule_type_id": ".index-threshold",
    "schedule": {
      "interval": "1m"
    },
    "tags": [
      "cpu"
    ],
    "updated_at": "2022-12-05T23:40:33.132Z",
    "updated_by": "elastic"
  },
  "schedule": [
    {
      "interval": "12h",
      "run_at": "2024-01-01T12:00:00.000Z",
      "status": "pending"
    },
    {
      "interval": "12h",
      "run_at": "2024-01-02T00:00:00.000Z",
      "status": "pending"
    }
  ],
  "space_id": "default",
  "start": "2024-01-01T00:00:00.000Z",
  "status": "pending"
}
```