[9.2] [GenAi] Enable the Default LLM Setting feature flag by default >9.2 (#238982) (#239075)

# Backport

This will backport the following commits from `main` to `9.2`:
- [[GenAi] Enable the Default LLM Setting feature flag by default >9.2
(#238982)](#238982)

<!--- Backport version: 9.6.6 -->

### Questions ?
Please refer to the [Backport tool
documentation](https://github.com/sorenlouv/backport)

<!--BACKPORT [{"author":{"name":"Kenneth
Kreindler","email":"[email protected]"},"sourceCommit":{"committedDate":"2025-10-15T08:35:29Z","message":"[GenAi]
Enable the Default LLM Setting feature flag by default >9.2
(#238982)\n\n## Summary\n\nSummarize your PR. If it involves visual
changes include a screenshot or\ngif.\n\nEnables the new Default LLM
setting by default in preparation for the\nfinal 9.2 build
candidate.\n\nThe feature flag will be cleaned up in the future.\n\n###
Checklist\n\nCheck the PR satisfies following conditions. \n\nReviewers
should verify this PR satisfies this list as well.\n\n- [X] Any text
added follows [EUI's
writing\nguidelines](https://elastic.github.io/eui/#/guidelines/writing),
uses\nsentence case text and includes
[i18n\nsupport](https://github.com/elastic/kibana/blob/main/src/platform/packages/shared/kbn-i18n/README.md)\n-
[X]\n[Documentation](https://www.elastic.co/guide/en/kibana/master/development-documentation.html)\nwas
added for features that require explanation or tutorials\n- [X] [Unit or
functional\ntests](https://www.elastic.co/guide/en/kibana/master/development-tests.html)\nwere
updated or added to match the most common scenarios\n- [X] If a plugin
configuration key changed, check if it needs to be\nallowlisted in the
cloud and added to the
[docker\nlist](https://github.com/elastic/kibana/blob/main/src/dev/build/tasks/os_packages/docker_generator/resources/base/bin/kibana-docker)\n-
[X] This was checked for breaking HTTP API changes, and any
breaking\nchanges have been approved by the breaking-change committee.
The\n`release_note:breaking` label should be applied in these
situations.\n- [X] [Flaky
Test\nRunner](https://ci-stats.kibana.dev/trigger_flaky_test_runner/1)
was\nused on any tests changed\n- [X] The PR description includes the
appropriate Release Notes section,\nand the correct `release_note:*`
label is applied per
the\n[guidelines](https://www.elastic.co/guide/en/kibana/master/contributing.html#kibana-release-notes-process)\n-
[X] Review the
[backport\nguidelines](https://docs.google.com/document/d/1VyN5k91e5OVumlc0Gb9RPa3h1ewuPE705nRtioPiTvY/edit?usp=sharing)\nand
apply applicable `backport:*` labels.\n\n### Identify risks\n\nDoes this
PR introduce any risks? For example, consider risks like hard\nto test
bugs, performance regression, potential of data loss.\n\nDescribe the
risk, its severity, and mitigation for each identified\nrisk. Invite
stakeholders and evaluate how to proceed before merging.\n\n- [ ] [See
some
risk\nexamples](https://github.com/elastic/kibana/blob/main/RISK_MATRIX.mdx)\n-
[ ] ...\n\n---------\n\nCo-authored-by: kibanamachine
<[email protected]>","sha":"7ed27fe75e919c53556adbbc2bc211ecf632c916","branchLabelMapping":{"^v9.3.0$":"main","^v(\\d+).(\\d+).\\d+$":"$1.$2"}},"sourcePullRequest":{"labels":["release_note:skip","Team:Security
Generative AI","backport:version","v9.2.0","v9.3.0"],"title":"[GenAi]
Enable the Default LLM Setting feature flag by default
>9.2","number":238982,"url":"https://github.com/elastic/kibana/pull/238982","mergeCommit":{"message":"[GenAi]
Enable the Default LLM Setting feature flag by default >9.2
(#238982)\n\n## Summary\n\nSummarize your PR. If it involves visual
changes include a screenshot or\ngif.\n\nEnables the new Default LLM
setting by default in preparation for the\nfinal 9.2 build
candidate.\n\nThe feature flag will be cleaned up in the future.\n\n###
Checklist\n\nCheck the PR satisfies following conditions. \n\nReviewers
should verify this PR satisfies this list as well.\n\n- [X] Any text
added follows [EUI's
writing\nguidelines](https://elastic.github.io/eui/#/guidelines/writing),
uses\nsentence case text and includes
[i18n\nsupport](https://github.com/elastic/kibana/blob/main/src/platform/packages/shared/kbn-i18n/README.md)\n-
[X]\n[Documentation](https://www.elastic.co/guide/en/kibana/master/development-documentation.html)\nwas
added for features that require explanation or tutorials\n- [X] [Unit or
functional\ntests](https://www.elastic.co/guide/en/kibana/master/development-tests.html)\nwere
updated or added to match the most common scenarios\n- [X] If a plugin
configuration key changed, check if it needs to be\nallowlisted in the
cloud and added to the
[docker\nlist](https://github.com/elastic/kibana/blob/main/src/dev/build/tasks/os_packages/docker_generator/resources/base/bin/kibana-docker)\n-
[X] This was checked for breaking HTTP API changes, and any
breaking\nchanges have been approved by the breaking-change committee.
The\n`release_note:breaking` label should be applied in these
situations.\n- [X] [Flaky
Test\nRunner](https://ci-stats.kibana.dev/trigger_flaky_test_runner/1)
was\nused on any tests changed\n- [X] The PR description includes the
appropriate Release Notes section,\nand the correct `release_note:*`
label is applied per
the\n[guidelines](https://www.elastic.co/guide/en/kibana/master/contributing.html#kibana-release-notes-process)\n-
[X] Review the
[backport\nguidelines](https://docs.google.com/document/d/1VyN5k91e5OVumlc0Gb9RPa3h1ewuPE705nRtioPiTvY/edit?usp=sharing)\nand
apply applicable `backport:*` labels.\n\n### Identify risks\n\nDoes this
PR introduce any risks? For example, consider risks like hard\nto test
bugs, performance regression, potential of data loss.\n\nDescribe the
risk, its severity, and mitigation for each identified\nrisk. Invite
stakeholders and evaluate how to proceed before merging.\n\n- [ ] [See
some
risk\nexamples](https://github.com/elastic/kibana/blob/main/RISK_MATRIX.mdx)\n-
[ ] ...\n\n---------\n\nCo-authored-by: kibanamachine
<[email protected]>","sha":"7ed27fe75e919c53556adbbc2bc211ecf632c916"}},"sourceBranch":"main","suggestedTargetBranches":["9.2"],"targetPullRequestStates":[{"branch":"9.2","label":"v9.2.0","branchLabelMappingKey":"^v(\\d+).(\\d+).\\d+$","isSourceBranch":false,"state":"NOT_CREATED"},{"branch":"main","label":"v9.3.0","branchLabelMappingKey":"^v9.3.0$","isSourceBranch":true,"state":"MERGED","url":"https://github.com/elastic/kibana/pull/238982","number":238982,"mergeCommit":{"message":"[GenAi]
Enable the Default LLM Setting feature flag by default >9.2
(#238982)\n\n## Summary\n\nSummarize your PR. If it involves visual
changes include a screenshot or\ngif.\n\nEnables the new Default LLM
setting by default in preparation for the\nfinal 9.2 build
candidate.\n\nThe feature flag will be cleaned up in the future.\n\n###
Checklist\n\nCheck the PR satisfies following conditions. \n\nReviewers
should verify this PR satisfies this list as well.\n\n- [X] Any text
added follows [EUI's
writing\nguidelines](https://elastic.github.io/eui/#/guidelines/writing),
uses\nsentence case text and includes
[i18n\nsupport](https://github.com/elastic/kibana/blob/main/src/platform/packages/shared/kbn-i18n/README.md)\n-
[X]\n[Documentation](https://www.elastic.co/guide/en/kibana/master/development-documentation.html)\nwas
added for features that require explanation or tutorials\n- [X] [Unit or
functional\ntests](https://www.elastic.co/guide/en/kibana/master/development-tests.html)\nwere
updated or added to match the most common scenarios\n- [X] If a plugin
configuration key changed, check if it needs to be\nallowlisted in the
cloud and added to the
[docker\nlist](https://github.com/elastic/kibana/blob/main/src/dev/build/tasks/os_packages/docker_generator/resources/base/bin/kibana-docker)\n-
[X] This was checked for breaking HTTP API changes, and any
breaking\nchanges have been approved by the breaking-change committee.
The\n`release_note:breaking` label should be applied in these
situations.\n- [X] [Flaky
Test\nRunner](https://ci-stats.kibana.dev/trigger_flaky_test_runner/1)
was\nused on any tests changed\n- [X] The PR description includes the
appropriate Release Notes section,\nand the correct `release_note:*`
label is applied per
the\n[guidelines](https://www.elastic.co/guide/en/kibana/master/contributing.html#kibana-release-notes-process)\n-
[X] Review the
[backport\nguidelines](https://docs.google.com/document/d/1VyN5k91e5OVumlc0Gb9RPa3h1ewuPE705nRtioPiTvY/edit?usp=sharing)\nand
apply applicable `backport:*` labels.\n\n### Identify risks\n\nDoes this
PR introduce any risks? For example, consider risks like hard\nto test
bugs, performance regression, potential of data loss.\n\nDescribe the
risk, its severity, and mitigation for each identified\nrisk. Invite
stakeholders and evaluate how to proceed before merging.\n\n- [ ] [See
some
risk\nexamples](https://github.com/elastic/kibana/blob/main/RISK_MATRIX.mdx)\n-
[ ] ...\n\n---------\n\nCo-authored-by: kibanamachine
<[email protected]>","sha":"7ed27fe75e919c53556adbbc2bc211ecf632c916"}}]}]
BACKPORT-->

Co-authored-by: Kenneth Kreindler <[email protected]>

Author: kibanamachine

x-pack/platform/plugins/private/gen_ai_settings/common/constants.ts

@@ -8,3 +8,4 @@
 export const NO_DEFAULT_CONNECTOR = 'NO_DEFAULT_CONNECTOR';
 export const AI_ASSISTANT_DEFAULT_LLM_SETTING_ENABLED =
   'aiAssistant.defaultLlmSettingEnabled' as const;
+export const AI_ASSISTANT_DEFAULT_LLM_SETTING_ENABLED_VALUE = true as const;

x-pack/platform/plugins/private/gen_ai_settings/public/components/gen_ai_settings_app.tsx

@@ -26,7 +26,10 @@ import type { ManagementAppMountParams } from '@kbn/management-plugin/public';
 
 import { getSpaceIdFromPath } from '@kbn/spaces-utils';
 import { isEmpty } from 'lodash';
-import { AI_ASSISTANT_DEFAULT_LLM_SETTING_ENABLED } from '../../common/constants';
+import {
+  AI_ASSISTANT_DEFAULT_LLM_SETTING_ENABLED,
+  AI_ASSISTANT_DEFAULT_LLM_SETTING_ENABLED_VALUE,
+} from '../../common/constants';
 import { useEnabledFeatures } from '../contexts/enabled_features_context';
 import { useKibana } from '../hooks/use_kibana';
 import { GoToSpacesButton } from './go_to_spaces_button';
@@ -96,7 +99,7 @@ export const GenAiSettingsApp: React.FC<GenAiSettingsAppProps> = ({ setBreadcrum
 
   const showDefaultLlmSetting = featureFlags.getBooleanValue(
     AI_ASSISTANT_DEFAULT_LLM_SETTING_ENABLED,
-    false
+    AI_ASSISTANT_DEFAULT_LLM_SETTING_ENABLED_VALUE
   );
 
   const connectorDescription = useMemo(() => {

x-pack/solutions/security/plugins/security_solution/common/constants.ts

@@ -188,6 +188,9 @@ export const DEFAULT_AI_CONNECTOR = 'securitySolution:defaultAIConnector' as con
 export const AI_ASSISTANT_DEFAULT_LLM_SETTING_ENABLED =
   'aiAssistant.defaultLlmSettingEnabled' as const;
 
+/** The default value for the default AI connector setting */
+export const AI_ASSISTANT_DEFAULT_LLM_SETTING_ENABLED_VALUE = true as const;
+
 /** This Kibana Advanced Setting sets a default AI value report minutes per alert */
 export const DEFAULT_VALUE_REPORT_MINUTES = 'securitySolution:defaultValueReportMinutes' as const;
 

x-pack/solutions/security/plugins/security_solution/public/common/hooks/use_default_ai_connector_id.test.ts

@@ -12,6 +12,7 @@ import { useAIConnectors } from './use_ai_connectors';
 import { getDefaultConnector } from '@kbn/elastic-assistant/impl/assistant/helpers';
 import {
   AI_ASSISTANT_DEFAULT_LLM_SETTING_ENABLED,
+  AI_ASSISTANT_DEFAULT_LLM_SETTING_ENABLED_VALUE,
   DEFAULT_AI_CONNECTOR,
 } from '../../../common/constants';
 
@@ -96,7 +97,7 @@ describe('useDefaultAIConnectorId', () => {
 
     expect(mockFeatureFlags.getBooleanValue).toHaveBeenCalledWith(
       AI_ASSISTANT_DEFAULT_LLM_SETTING_ENABLED,
-      false
+      AI_ASSISTANT_DEFAULT_LLM_SETTING_ENABLED_VALUE
     );
   });
 

x-pack/solutions/security/plugins/security_solution/public/common/hooks/use_default_ai_connector_id.ts

@@ -9,6 +9,7 @@ import { getDefaultConnector } from '@kbn/elastic-assistant/impl/assistant/helpe
 import { useMemo } from 'react';
 import {
   AI_ASSISTANT_DEFAULT_LLM_SETTING_ENABLED,
+  AI_ASSISTANT_DEFAULT_LLM_SETTING_ENABLED_VALUE,
   DEFAULT_AI_CONNECTOR,
 } from '../../../common/constants';
 import { useAIConnectors } from './use_ai_connectors';
@@ -21,7 +22,7 @@ export const useDefaultAIConnectorId = () => {
   const legacyDefaultConnectorId = uiSettings.get<string>(DEFAULT_AI_CONNECTOR);
   const useNewDefaultConnector = featureFlags.getBooleanValue(
     AI_ASSISTANT_DEFAULT_LLM_SETTING_ENABLED,
-    false
+    AI_ASSISTANT_DEFAULT_LLM_SETTING_ENABLED_VALUE
   );
   const newDefaultConnectorId = getDefaultConnector(connectors, settings)?.id;
 

x-pack/solutions/security/plugins/security_solution/public/flyout/ai_for_soc/components/connector_missing_callout.tsx

@@ -10,7 +10,10 @@ import { EuiCallOut, EuiLink } from '@elastic/eui';
 import { useNavigateTo } from '@kbn/security-solution-navigation';
 import { i18n } from '@kbn/i18n';
 import { useKibana } from '../../../common/lib/kibana';
-import { AI_ASSISTANT_DEFAULT_LLM_SETTING_ENABLED } from '../../../../common/constants';
+import {
+  AI_ASSISTANT_DEFAULT_LLM_SETTING_ENABLED,
+  AI_ASSISTANT_DEFAULT_LLM_SETTING_ENABLED_VALUE,
+} from '../../../../common/constants';
 
 const MISSING_CONNECTOR = i18n.translate('xpack.securitySolution.alertSummary.missingConnector', {
   defaultMessage: 'Missing connector',
@@ -56,7 +59,7 @@ export const ConnectorMissingCallout = memo(
     const { featureFlags } = useKibana().services;
     const useNewDefaultConnector = featureFlags.getBooleanValue(
       AI_ASSISTANT_DEFAULT_LLM_SETTING_ENABLED,
-      false
+      AI_ASSISTANT_DEFAULT_LLM_SETTING_ENABLED_VALUE
     );
     const { navigateTo } = useNavigateTo();
     const goToKibanaSettings = useCallback(