[DOCS] Move preconfigured generative AI connector details (#165418)

docs/management/connectors/action-types/gen-ai.asciidoc

@@ -3,6 +3,11 @@
 ++++
 <titleabbrev>Generative AI</titleabbrev>
 ++++
+:frontmatter-description: Add a connector that can send requests to an OpenAI provider.
+:frontmatter-tags-products: [kibana] 
+:frontmatter-tags-content-type: [how-to] 
+:frontmatter-tags-user-goals: [configure]
+
 
 The Generative AI connector uses https://github.com/axios/axios[axios] to send a POST request to an OpenAI provider, either OpenAI or Azure OpenAI. The connector uses the <<execute-connector-api,run connector API>> to send the request.
 
@@ -27,36 +32,6 @@ API Provider::   The OpenAI API provider, either OpenAI or Azure OpenAI.
 API URL::   The OpenAI request URL.
 API Key::   The OpenAI or Azure OpenAI API key for authentication.
 
-[float]
-[[preconfigured-gen-ai-configuration]]
-=== Create preconfigured connectors
-
-If you are running {kib} on-prem, you can define connectors by
-adding `xpack.actions.preconfigured` settings to your `kibana.yml` file.
-For example:
-
-[source,text]
---
-xpack.actions.preconfigured:
-  my-gen-ai:
-    name: preconfigured-gen-ai-connector-type
-    actionTypeId: .gen-ai
-    config:
-      apiUrl: https://api.openai.com/v1/chat/completions
-      apiProvider: 'Azure OpenAI'
-    secrets:
-      apiKey: superlongapikey
---
-
-Config defines information for the connector type.
-
-`apiProvider`:: A string that corresponds to *OpenAI API Provider*.
-`apiUrl`:: A URL string that corresponds to the *OpenAI API URL*.
-
-Secrets defines sensitive information for the connector type.
-
-`apiKey`:: A string that corresponds to *OpenAI API Key*.
-
 [float]
 [[gen-ai-action-configuration]]
 === Test connectors

docs/management/connectors/pre-configured-connectors.asciidoc

@@ -108,8 +108,9 @@ Index names must start with `kibana-alert-history-` to take advantage of the pre
 === Examples
 
 * <<preconfigured-d3security-configuration>>
-* <<preconfigured-resilient-configuration>>
 * <<preconfigured-email-configuration>>
+* <<preconfigured-gen-ai-configuration>>
+* <<preconfigured-resilient-configuration>>
 * <<preconfigured-index-configuration>>
 * <<preconfigured-jira-configuration>>
 * <<preconfigured-opsgenie-configuration>>
@@ -276,6 +277,30 @@ secrets:
     password: <password>
 --------------------------------------------------
 
+[float]
+[[preconfigured-gen-ai-configuration]]
+==== Generative AI connectors
+
+The following example creates a <<gen-ai-action-type,generative AI connector>>:
+
+[source,text]
+--
+xpack.actions.preconfigured:
+  my-gen-ai:
+    name: preconfigured-gen-ai-connector-type
+    actionTypeId: .gen-ai
+    config:
+      apiUrl: https://api.openai.com/v1/chat/completions <1>
+      apiProvider: 'OpenAI' <2>
+      defaultModel: gpt-4 <3>
+    secrets:
+      apiKey: superlongapikey <4>
+--
+<1> The OpenAI request URL
+<2> The OpenAI API provider, either `OpenAI` or `Azure OpenAI`.
+<3> The default model to use for requests. This setting is optional and applicable only when `apiProvider` is `OpenAI`.
+<4> The OpenAI or Azure OpenAI API key for authentication.
+
 [float]
 [[preconfigured-resilient-configuration]]
 ==== {ibm-r} connectors

docs/settings/alert-action-settings.asciidoc

@@ -260,10 +260,14 @@ For example: `.email`, `.index`, `.opsgenie`, `.server-log`, `.resilient`, `.sla
 `xpack.actions.preconfigured.<connector-id>.config`::
 The configuration details, which are specific to the type of preconfigured connector.
 
+`xpack.actions.preconfigured.<connector-id>.config.apiProvider`::
+For a <<gen-ai-action-type,generative AI connector>>, specifies the OpenAI API provider, either `OpenAI` or `Azure OpenAI`.
+
 `xpack.actions.preconfigured.<connector-id>.config.apiUrl`::
 A configuration URL that varies by connector:
 +
 --
+* For a <<gen-ai-action-type,generative AI connector>>, specifies the OpenAI request URL.
 * For a <<resilient-action-type,{ibm-r} connector>>, specifies the {ibm-r} instance URL.
 * For a <<jira-action-type,Jira connector>>, specifies the Jira instance URL.
 * For an <<opsgenie-action-type,{opsgenie} connector>>, specifies the {opsgenie} URL. For example, `https://api.opsgenie.com` or `https://api.eu.opsgenie.com`.
@@ -316,6 +320,9 @@ NOTE: If you are using the `xpack.actions.allowedHosts` setting, make sure the h
 `xpack.actions.preconfigured.<connector-id>.config.createIncidentResponseKey`::
 For a <<cases-webhook-action-type,{webhook-cm} connector>>, specifies a string from the response body of the create case method that corresponds to the external service identifier.
 
+`xpack.actions.preconfigured.<connector-id>.config.defaultModel`::
+For a <<gen-ai-action-type,generative AI connector>>, specifies the default model to use for requests. It is optional and applicable only when `xpack.actions.preconfigured.<connector-id>.config.apiProvider` is `OpenAI`.
+
 `xpack.actions.preconfigured.<connector-id>.config.executionTimeField`::
 For an <<index-action-type,index connector>>, a field that indicates when the document was indexed.
 
@@ -437,6 +444,7 @@ TIP: Sensitive properties, such as passwords, should be stored in the <<creating
 An API key secret that varies by connector:
 +
 --
+* For a <<gen-ai-action-type,generative AI connector>>, specifies the OpenAI or Azure OpenAI API key for authentication.
 * For an <<opsgenie-action-type,{opsgenie} connector>>, specifies the {opsgenie} API authentication key for HTTP basic authentication.
 --