[9.2] [GenAI Connectors] Update Default Model IDs for Bedrock Connector (#235367) (#239242)

# Backport

This will backport the following commits from `main` to `9.2`:
- [[GenAI Connectors] Update Default Model IDs for Bedrock Connector
(#235367)](#235367)

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

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

<!--BACKPORT [{"author":{"name":"Patryk
Kopyciński","email":"[email protected]"},"sourceCommit":{"committedDate":"2025-10-15T21:42:25Z","message":"[GenAI
Connectors] Update Default Model IDs for Bedrock Connector
(#235367)\n\n## Summary\n\nUpdates default models for Bedrock
connector\n\nBedrock\n`us.anthropic.claude-3-7-sonnet-20250219-v1:0`
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Connectors] Update Default Model IDs for Bedrock Connector
(#235367)\n\n## Summary\n\nUpdates default models for Bedrock
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(#235367)\n\n## Summary\n\nUpdates default models for Bedrock
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BACKPORT-->

Co-authored-by: Patryk Kopyciński <[email protected]>

Author: kibanamachine

docs/reference/configuration-reference/alerting-settings.md

@@ -507,7 +507,8 @@ For more examples, go to [Preconfigured connectors](/reference/connectors-kibana
 :   The default model to use for requests, which varies by connector:
 
     * For an [{{bedrock}} connector](/reference/connectors-kibana/bedrock-action-type.md), current support is for the Anthropic Claude models.
-       * {applies_to}`serverless: ga` Defaults to `us.anthropic.claude-3-7-sonnet-20250219-v1:0`.
+       * {applies_to}`serverless: ga` Defaults to `us.anthropic.claude-sonnet-4-5-20250929-v1:0`.
+       * {applies_to}`stack: ga 9.2` Defaults to `us.anthropic.claude-sonnet-4-5-20250929-v1:0`.
        * {applies_to}`stack: ga 9.1` Defaults to `us.anthropic.claude-3-7-sonnet-20250219-v1:0`.
        * {applies_to}`stack: ga 9.0` Defaults to `anthropic.claude-3-5-sonnet-20240620-v1:0`.
     * For a [{{gemini}} connector](/reference/connectors-kibana/gemini-action-type.md), current support is for the Gemini models. 

docs/reference/connectors-kibana/pre-configured-connectors.md

@@ -140,7 +140,7 @@ xpack.actions.preconfigured:
     actionTypeId: .bedrock
     config:
       apiUrl: https://bedrock-runtime.us-east-1.amazonaws.com <1>
-      defaultModel: anthropic.claude-3-5-sonnet-20240620-v1:0 <2>
+      defaultModel: us.anthropic.claude-sonnet-4-5-20250929-v1:0 <2>
     secrets:
       accessKey: key-value <3>
       secret: secret-value <4>

docs/settings-gen/source/kibana-alert-action-settings.yml

@@ -1166,7 +1166,8 @@ groups:
           The default model to use for requests, which varies by connector:
 
           * For an [{{bedrock}} connector](/reference/connectors-kibana/bedrock-action-type.md), current support is for the Anthropic Claude models.
-            * {applies_to}`serverless: ga` Defaults to `us.anthropic.claude-3-7-sonnet-20250219-v1:0`.
+            * {applies_to}`serverless: ga` Defaults to `us.anthropic.claude-sonnet-4-5-20250929-v1:0`.
+            * {applies_to}`stack: ga 9.2` Defaults to `us.anthropic.claude-sonnet-4-5-20250929-v1:0`.
             * {applies_to}`stack: ga 9.1` Defaults to `us.anthropic.claude-3-7-sonnet-20250219-v1:0`.
             * {applies_to}`stack: ga 9.0` Defaults to `anthropic.claude-3-5-sonnet-20240620-v1:0`.
           * For a [{{gemini}} connector](/reference/connectors-kibana/gemini-action-type.md), current support is for the Gemini models. 

oas_docs/output/kibana.serverless.yaml

@@ -82731,7 +82731,7 @@ components:
           type: string
           description: |
             The generative artificial intelligence model for Amazon Bedrock to use. Current support is for the Anthropic Claude models.
-          default: us.anthropic.claude-3-7-sonnet-20250219-v1:0
+          default: us.anthropic.claude-sonnet-4-5-20250929-v1:0
     crowdstrike_config:
       title: Connector request config properties for a Crowdstrike connector
       required:

oas_docs/output/kibana.yaml

@@ -96468,7 +96468,7 @@ components:
           type: string
           description: |
             The generative artificial intelligence model for Amazon Bedrock to use. Current support is for the Anthropic Claude models.
-          default: us.anthropic.claude-3-7-sonnet-20250219-v1:0
+          default: us.anthropic.claude-sonnet-4-5-20250929-v1:0
     crowdstrike_config:
       title: Connector request config properties for a Crowdstrike connector
       required:

x-pack/platform/packages/shared/ai-infra/inference-common/src/connectors/connector_config.test.ts

@@ -7,7 +7,7 @@
 
 import { type InferenceConnector, InferenceConnectorType } from './connectors';
 
-import { getConnectorDefaultModel } from './connector_config';
+import { DEFAULT_OPENAI_MODEL, getConnectorDefaultModel } from './connector_config';
 
 const createConnector = (parts: Partial<InferenceConnector>): InferenceConnector => {
   return {
@@ -46,7 +46,7 @@ describe('getConnectorDefaultModel', () => {
           apiProvider: 'OpenAI',
         },
       });
-      expect(getConnectorDefaultModel(connector)).toBe('gpt-4.1');
+      expect(getConnectorDefaultModel(connector)).toBe(DEFAULT_OPENAI_MODEL);
     });
   });
 

x-pack/platform/packages/shared/ai-infra/inference-common/src/connectors/connector_config.ts

@@ -8,7 +8,7 @@
 import { ModelFamily, ModelPlatform, ModelProvider } from '../model_provider';
 import { type InferenceConnector, InferenceConnectorType } from './connectors';
 
-const DEFAULT_OPENAI_MODEL = 'gpt-4.1';
+export const DEFAULT_OPENAI_MODEL = 'gpt-4.1';
 
 /**
  * Returns the default model as defined in the connector's config, if available.

x-pack/platform/packages/shared/kbn-langchain/server/language_models/chat_openai.test.ts

@@ -12,6 +12,7 @@ import { actionsClientMock } from '@kbn/actions-plugin/server/actions_client/act
 
 import { ActionsClientChatOpenAI } from './chat_openai';
 import { mockActionResponse, mockChatCompletion } from './mocks';
+import { DEFAULT_OPEN_AI_MODEL } from './constants';
 
 const connectorId = 'mock-connector-id';
 
@@ -94,7 +95,7 @@ describe('ActionsClientChatOpenAI', () => {
       const defaultStreamingArgs: OpenAI.ChatCompletionCreateParamsStreaming = {
         messages: [{ content: prompt, role: 'user' }],
         stream: true,
-        model: 'gpt-4.1',
+        model: DEFAULT_OPEN_AI_MODEL,
         n: 99,
         stop: ['a stop sequence'],
         tools: [{ function: jest.fn(), type: 'function' }],
@@ -113,7 +114,7 @@ describe('ActionsClientChatOpenAI', () => {
           actionId: connectorId,
           params: {
             subActionParams: {
-              model: 'gpt-4.1',
+              model: DEFAULT_OPEN_AI_MODEL,
               messages: [{ role: 'user', content: 'Do you know my name?' }],
               signal,
               timeout: 999999,
@@ -134,7 +135,7 @@ describe('ActionsClientChatOpenAI', () => {
       const defaultNonStreamingArgs: OpenAI.ChatCompletionCreateParamsNonStreaming = {
         messages: [{ content: prompt, role: 'user' }],
         stream: false,
-        model: 'gpt-4.1',
+        model: DEFAULT_OPEN_AI_MODEL,
       };
       it('returns the expected data', async () => {
         const actionsClientChatOpenAI = new ActionsClientChatOpenAI(defaultArgs);
@@ -146,7 +147,7 @@ describe('ActionsClientChatOpenAI', () => {
           actionId: connectorId,
           params: {
             subActionParams: {
-              body: '{"temperature":0.2,"model":"gpt-4.1","messages":[{"role":"user","content":"Do you know my name?"}]}',
+              body: `{"temperature":0.2,"model":"${DEFAULT_OPEN_AI_MODEL}","messages":[{"role":"user","content":"Do you know my name?"}]}`,
               signal,
               timeout: 999999,
             },
@@ -198,7 +199,7 @@ describe('ActionsClientChatOpenAI', () => {
       const defaultStreamingArgs: OpenAI.ChatCompletionCreateParamsStreaming = {
         messages: [{ content: prompt, role: 'user' }],
         stream: true,
-        model: 'gpt-4.1',
+        model: DEFAULT_OPEN_AI_MODEL,
         n: 99,
         stop: ['a stop sequence'],
         tools: [{ function: jest.fn(), type: 'function' }],
@@ -240,7 +241,7 @@ describe('ActionsClientChatOpenAI', () => {
       const defaultNonStreamingArgs: OpenAI.ChatCompletionCreateParamsNonStreaming = {
         messages: [{ content: prompt, role: 'user' }],
         stream: false,
-        model: 'gpt-4.1',
+        model: DEFAULT_OPEN_AI_MODEL,
         n: 99,
         stop: ['a stop sequence'],
         tools: [{ function: jest.fn(), type: 'function' }],

x-pack/platform/packages/shared/kbn-langchain/server/utils/bedrock.ts

@@ -245,5 +245,5 @@ export const prepareMessages = (messages: Message[]) =>
     return acc;
   }, [] as Message[]);
 
-export const DEFAULT_BEDROCK_MODEL = 'us.anthropic.claude-3-7-sonnet-20250219-v1:0';
+export const DEFAULT_BEDROCK_MODEL = 'us.anthropic.claude-sonnet-4-5-20250929-v1:0';
 export const DEFAULT_BEDROCK_REGION = 'us-east-1';

x-pack/platform/plugins/shared/actions/docs/openapi/components/schemas/bedrock_config.yaml

@@ -12,4 +12,4 @@ properties:
     description: >
       The generative artificial intelligence model for Amazon Bedrock to use.
       Current support is for the Anthropic Claude models.
-    default: us.anthropic.claude-3-7-sonnet-20250219-v1:0
+    default: us.anthropic.claude-sonnet-4-5-20250929-v1:0