# Delete a trained model alias

**DELETE /_ml/trained_models/{model_id}/model_aliases/{model_alias}**

This API deletes an existing model alias that refers to a trained model. If
the model alias is missing or refers to a model other than the one identified
by the `model_id`, this API returns an error.

## Required authorization

* Cluster privileges: `manage_ml`



## Servers
- http://api.example.com: http://api.example.com ()


## Authentication methods
- Api key auth


## Parameters

### Path parameters
- **model_id** (string)
  The trained model ID to which the model alias refers.
- **model_alias** (string)
  The model alias to delete.



## Responses
### 200


#### Body: application/json (object)
- **acknowledged** (boolean)
  For a successful response, this value is always true. On failure, an exception is returned instead.


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