opensearch-docs-cn/_ml-commons-plugin/agents-tools/tools/search-anomaly-detectors.md

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---
layout: default
title: Search Anomaly Detectors tool
has_children: false
has_toc: false
nav_order: 70
parent: Tools
grand_parent: Agents and tools
---
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# Search Anomaly Detectors tool
**Introduced 2.12**
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This is an experimental feature and is not recommended for use in a production environment. For updates on the progress of the feature or if you want to leave feedback, see the associated [GitHub issue](https://github.com/opensearch-project/ml-commons/issues/1161).
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The `SearchAnomalyDetectorsTool` retrieves information about anomaly detectors set up on your cluster. For more information about anomaly detectors, see [Anomaly detection]({{site.url}}{{site.baseurl}}/observing-your-data/ad/index/).
## Step 1: Register a flow agent that will run the SearchAnomalyDetectorsTool
A flow agent runs a sequence of tools in order and returns the last tool's output. To create a flow agent, send the following register agent request:
```json
POST /_plugins/_ml/agents/_register
{
"name": "Test_Agent_For_Search_Anomaly_Detectors_Tool",
"type": "flow",
"description": "this is a test agent for the SearchAnomalyDetectorsTool",
"memory": {
"type": "demo"
},
"tools": [
{
"type": "SearchAnomalyDetectorsTool",
"name": "DemoSearchAnomalyDetectorsTool",
"parameters": {}
}
]
}
```
{% include copy-curl.html %}
For parameter descriptions, see [Register parameters](#register-parameters).
OpenSearch responds with an agent ID:
```json
{
"agent_id": "EuJYYo0B9RaBCvhuy1q8"
}
```
## Step 2: Run the agent
Run the agent by sending the following request:
```json
POST /_plugins/_ml/agents/EuJYYo0B9RaBCvhuy1q8/_execute
{
"parameters": {
"question": "Do I have any anomaly detectors?"
}
}
```
{% include copy-curl.html %}
OpenSearch responds with a list of anomaly detectors set up on your cluster and the total number of anomaly detectors:
```json
{
"inference_results": [
{
"output": [
{
"name": "response",
"result": "AnomalyDetectors=[{id=y2M-Yo0B-yCFzT-N_XXU,name=sample-http-responses-detector,type=SINGLE_ENTITY,description=A sample detector to detect anomalies with HTTP response code logs.,index=[sample-http-responses],lastUpdateTime=1706750311891}]TotalAnomalyDetectors=1"
}
]
}
]
}
```
## Register parameters
The following table lists all tool parameters that are available when registering an agent. All parameters are optional.
Parameter | Type | Description
:--- | :--- | :---
`detectorName` | String | The name of the detector to search for.
`detectorNamePattern` | String | A wildcard query used to match the detector name to search for.
`indices` | String | The index name or index pattern of the indexes that the returned detectors are using as data sources.
`highCardinality` | Boolean | Whether to return information about high-cardinality detectors. Leave this parameter unset (or set it to `null`) to return information about both high-cardinality (multi-entity) and non-high-cardinality (single-entity) detectors. Set this parameter to `true` to only return information about high-cardinality detectors. Set this parameter to `false` to only return information about non-high-cardinality detectors.
`lastUpdateTime` | Long | Specifies the earliest last updated time of the detectors to return, in epoch milliseconds. Default is `null`.
`sortOrder` |String | The sort order for the results. Valid values are `asc` (ascending) and `desc` (descending). Default is `desc`.
`sortString`| String | Specifies the detector field by which to sort the results. Default is `name.keyword`.
`size` | Integer | The number of results to return. Default is `20`.
`startIndex`| Integer | The paginated index of the detector to start from. Default is `0`.
`running`| Boolean | Whether to return information about detectors that are currently running. Leave this parameter unset (or set it to `null`) to return both running and non-running detector information. Set this parameter to `true` to only return information about running detectors. Set this parameter to `false` to return only information about detectors that are not currently running. Default is `null`.
`disabled` | Boolean | Whether to return information about detectors that are currently disabled. Leave this parameter unset (or set it to `null`) to return information about both enabled and disabled detectors. Set this parameter to `true` to return only information about disabled detectors. Set this parameter to `false` to return only information about enabled detectors. Default is `null`.
`failed` | Boolean | Whether to return information about detectors that are currently failing. Leave this parameter unset (or set it to `null`) to return information about both failed and non-failed detectors. Set this parameter to `true` to return only information about failed detectors. Set this parameter to `false` to return only information about non-failed detectors. Default is `null`.
## Execute parameters
The following table lists all tool parameters that are available when running the agent.
Parameter | Type | Required/Optional | Description
:--- | :--- | :--- | :---
`question` | String | Required | The natural language question to send to the LLM.