| 12345678910111213141516171819202122232425262728293031323334353637383940414243444546474849505152535455565758596061626364656667 | [role="xpack"][testenv="basic"][[delete-trained-models]]= Delete trained models API[subs="attributes"]++++<titleabbrev>Delete trained models</titleabbrev>++++Deletes an existing trained {infer} model that is currently not referenced by aningest pipeline.[[ml-delete-trained-models-request]]== {api-request-title}`DELETE _ml/trained_models/<model_id>`[[ml-delete-trained-models-prereq]]== {api-prereq-title}If the {es} {security-features} are enabled, you must have the followingbuilt-in roles or equivalent privileges:* `machine_learning_admin`For more information, see <<built-in-roles>> and {ml-docs-setup-privileges}.[[ml-delete-trained-models-path-params]]== {api-path-parms-title}`<model_id>`::(Optional, string)include::{es-repo-dir}/ml/ml-shared.asciidoc[tag=model-id][[ml-delete-trained-models-response-codes]]== {api-response-codes-title}`409`::  The code indicates that the trained model is referenced by an ingest pipeline  and cannot be deleted.[[ml-delete-trained-models-example]]== {api-examples-title}The following example deletes the `regression-job-one-1574775307356` trainedmodel:[source,console]--------------------------------------------------DELETE _ml/trained_models/regression-job-one-1574775307356--------------------------------------------------// TEST[skip:TBD]The API returns the following result:[source,console-result]----{  "acknowledged" : true}----
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