## Start Tail

**post** `/accounts/{account_id}/workers/scripts/{script_name}/tails`

Starts a tail that receives logs and exception from a Worker.

### Path Parameters

- `account_id: string`

  Identifier.

- `script_name: string`

  Name of the script, used in URLs and route configuration.

### Body Parameters

- `body: unknown`

### Returns

- `errors: array of  { code, message, documentation_url, source }`

  - `code: number`

  - `message: string`

  - `documentation_url: optional string`

  - `source: optional  { pointer }`

    - `pointer: optional string`

- `messages: array of  { code, message, documentation_url, source }`

  - `code: number`

  - `message: string`

  - `documentation_url: optional string`

  - `source: optional  { pointer }`

    - `pointer: optional string`

- `result:  { id, expires_at, url }`

  - `id: string`

    Identifier.

  - `expires_at: string`

  - `url: string`

- `success: true`

  Whether the API call was successful.

  - `true`

### Example

```http
curl https://api.cloudflare.com/client/v4/accounts/$ACCOUNT_ID/workers/scripts/$SCRIPT_NAME/tails \
    -H 'Content-Type: application/json' \
    -H "Authorization: Bearer $CLOUDFLARE_API_TOKEN" \
    -d '{}'
```

#### Response

```json
{
  "errors": [
    {
      "code": 1000,
      "message": "message",
      "documentation_url": "documentation_url",
      "source": {
        "pointer": "pointer"
      }
    }
  ],
  "messages": [
    {
      "code": 1000,
      "message": "message",
      "documentation_url": "documentation_url",
      "source": {
        "pointer": "pointer"
      }
    }
  ],
  "result": {
    "id": "023e105f4ecef8ad9ca31a8372d0c353",
    "expires_at": "expires_at",
    "url": "url"
  },
  "success": true
}
```