[[upgrade-assistant-api-status]]
=== Upgrade readiness status API
++++
<titleabbrev>Upgrade readiness status</titleabbrev>
++++

experimental[] Check the status of your cluster.

Check the status of your cluster.

[[upgrade-assistant-api-status-request]]
==== Request

`GET <kibana host>:<port>/api/upgrade_assistant/status`

[[upgrade-assistant-api-status-response-codes]]
==== Response codes

`200`::
  Indicates a successful call.

[[upgrade-assistant-api-status-example]]
==== Example

The API returns the following:

[source,sh]
--------------------------------------------------
{
  "readyForUpgrade": false,
  "cluster": [
    {
      "message": "Cluster deprecated issue",
      "details": "...",
      "level": "warning",
      "url": "https://docs.elastic.co/..."
    }
  ],
  "indices": [
    {
      "message": "Index was created before 6.0",
      "details": "...",
      "index": "myIndex",
      "level": "critical",
      "reindex": true, <1>
      "url": "https://docs.elastic.co/..."
    }
  ]
}
--------------------------------------------------

<1> To fix indices with the `reindex` attribute, set to `true` using the <<start-resume-reindex, Start or resume reindex API>>.