chore: Update LangChain dependencies (no-changelog) (#16523)

packages/@n8n/nodes-langchain/nodes/agents/Agent/agents/utils.ts

@@ -1,9 +1,8 @@
 import type { BaseOutputParser } from '@langchain/core/output_parsers';
 import type { DynamicStructuredTool, Tool } from 'langchain/tools';
 import { NodeOperationError, type IExecuteFunctions, type INode } from 'n8n-workflow';
-import type { z } from 'zod';
 
-type ZodObjectAny = z.ZodObject<any, any, any, any>;
+import type { ZodObjectAny } from '../../../../types/types';
 
 export async function extractParsedOutput(
 	ctx: IExecuteFunctions,

packages/@n8n/nodes-langchain/nodes/agents/Agent/test/utils.test.ts

@@ -4,6 +4,7 @@ import { NodeOperationError } from 'n8n-workflow';
 import type { INode } from 'n8n-workflow';
 import { z } from 'zod';
 
+import type { ZodObjectAny } from '../../../../types/types';
 import { checkForStructuredTools } from '../agents/utils';
 
 describe('checkForStructuredTools', () => {
@@ -41,7 +42,7 @@ describe('checkForStructuredTools', () => {
 			func: async () => 'result',
 		});
 
-		const tools: Array<Tool | DynamicStructuredTool> = [dynamicTool];
+		const tools: Array<Tool | DynamicStructuredTool<ZodObjectAny>> = [dynamicTool];
 
 		await expect(checkForStructuredTools(tools, mockNode, 'Conversation Agent')).rejects.toThrow(
 			NodeOperationError,

packages/@n8n/nodes-langchain/nodes/chains/ChainLLM/test/imageUtils.test.ts

@@ -189,7 +189,11 @@ describe('imageUtils', () => {
 
 		it('should handle image data differently for GoogleGenerativeAI models', async () => {
 			// Mock a Google model - using our mocked class
-			mockContext.getInputConnectionData.mockResolvedValue(new ChatGoogleGenerativeAI());
+			mockContext.getInputConnectionData.mockResolvedValue(
+				new ChatGoogleGenerativeAI({
+					model: 'gemini-1.0-pro',
+				}),
+			);
 
 			const message: MessageTemplate = {
 				type: 'HumanMessagePromptTemplate',

packages/@n8n/nodes-langchain/nodes/embeddings/EmbeddingsGoogleGemini/EmbeddingsGoogleGemini.node.ts

@@ -126,7 +126,7 @@ export class EmbeddingsGoogleGemini implements INodeType {
 		const credentials = await this.getCredentials('googlePalmApi');
 		const embeddings = new GoogleGenerativeAIEmbeddings({
 			apiKey: credentials.apiKey as string,
-			modelName,
+			model: modelName,
 		});
 
 		return {

packages/@n8n/nodes-langchain/nodes/embeddings/EmbeddingsMistralCloud/EmbeddingsMistralCloud.node.ts

@@ -146,7 +146,7 @@ export class EmbeddingsMistralCloud implements INodeType {
 
 		const embeddings = new MistralAIEmbeddings({
 			apiKey: credentials.apiKey as string,
-			modelName,
+			model: modelName,
 			...options,
 		});
 

packages/@n8n/nodes-langchain/nodes/llms/LMChatAnthropic/LmChatAnthropic.node.ts

@@ -321,7 +321,7 @@ export class LmChatAnthropic implements INodeType {
 
 		const model = new ChatAnthropic({
 			anthropicApiKey: credentials.apiKey,
-			modelName,
+			model: modelName,
 			anthropicApiUrl: baseURL,
 			maxTokens: options.maxTokensToSample,
 			temperature: options.temperature,

packages/@n8n/nodes-langchain/nodes/llms/LMChatOpenAi/LmChatOpenAi.node.ts

@@ -367,7 +367,7 @@ export class LmChatOpenAi implements INodeType {
 
 		const model = new ChatOpenAI({
 			openAIApiKey: credentials.apiKey as string,
-			modelName,
+			model: modelName,
 			...options,
 			timeout: options.timeout ?? 60000,
 			maxRetries: options.maxRetries ?? 2,

packages/@n8n/nodes-langchain/nodes/llms/LMOpenAi/LmOpenAi.node.ts

@@ -259,7 +259,7 @@ export class LmOpenAi implements INodeType {
 
 		const model = new OpenAI({
 			openAIApiKey: credentials.apiKey as string,
-			modelName,
+			model: modelName,
 			...options,
 			configuration,
 			timeout: options.timeout ?? 60000,

packages/@n8n/nodes-langchain/nodes/llms/LmChatDeepSeek/LmChatDeepSeek.node.ts

@@ -12,6 +12,7 @@ import {
 import { getHttpProxyAgent } from '@utils/httpProxyAgent';
 import { getConnectionHintNoticeField } from '@utils/sharedFields';
 
+import type { OpenAICompatibleCredential } from '../../../types/types';
 import { openAiFailedAttemptHandler } from '../../vendors/OpenAi/helpers/error-handling';
 import { makeN8nLlmFailedAttemptHandler } from '../n8nLlmFailedAttemptHandler';
 import { N8nLlmTracing } from '../N8nLlmTracing';
@@ -234,7 +235,7 @@ export class LmChatDeepSeek implements INodeType {
 
 		const model = new ChatOpenAI({
 			openAIApiKey: credentials.apiKey,
-			modelName,
+			model: modelName,
 			...options,
 			timeout: options.timeout ?? 60000,
 			maxRetries: options.maxRetries ?? 2,

packages/@n8n/nodes-langchain/nodes/llms/LmChatGoogleGemini/LmChatGoogleGemini.node.ts

@@ -149,7 +149,7 @@ export class LmChatGoogleGemini implements INodeType {
 		const model = new ChatGoogleGenerativeAI({
 			apiKey: credentials.apiKey as string,
 			baseUrl: credentials.host as string,
-			modelName,
+			model: modelName,
 			topK: options.topK,
 			topP: options.topP,
 			temperature: options.temperature,

packages/@n8n/nodes-langchain/nodes/llms/LmChatGroq/LmChatGroq.node.ts

@@ -143,7 +143,7 @@ export class LmChatGroq implements INodeType {
 
 		const model = new ChatGroq({
 			apiKey: credentials.apiKey as string,
-			modelName,
+			model: modelName,
 			maxTokens: options.maxTokensToSample,
 			temperature: options.temperature,
 			callbacks: [new N8nLlmTracing(this)],

packages/@n8n/nodes-langchain/nodes/llms/LmChatMistralCloud/LmChatMistralCloud.node.ts

@@ -190,7 +190,7 @@ export class LmChatMistralCloud implements INodeType {
 
 		const model = new ChatMistralAI({
 			apiKey: credentials.apiKey as string,
-			modelName,
+			model: modelName,
 			...options,
 			callbacks: [new N8nLlmTracing(this)],
 			onFailedAttempt: makeN8nLlmFailedAttemptHandler(this),

packages/@n8n/nodes-langchain/nodes/llms/LmChatOpenRouter/LmChatOpenRouter.node.ts

@@ -12,6 +12,7 @@ import {
 import { getHttpProxyAgent } from '@utils/httpProxyAgent';
 import { getConnectionHintNoticeField } from '@utils/sharedFields';
 
+import type { OpenAICompatibleCredential } from '../../../types/types';
 import { openAiFailedAttemptHandler } from '../../vendors/OpenAi/helpers/error-handling';
 import { makeN8nLlmFailedAttemptHandler } from '../n8nLlmFailedAttemptHandler';
 import { N8nLlmTracing } from '../N8nLlmTracing';
@@ -233,7 +234,7 @@ export class LmChatOpenRouter implements INodeType {
 
 		const model = new ChatOpenAI({
 			openAIApiKey: credentials.apiKey,
-			modelName,
+			model: modelName,
 			...options,
 			timeout: options.timeout ?? 60000,
 			maxRetries: options.maxRetries ?? 2,

packages/@n8n/nodes-langchain/nodes/llms/LmChatXAiGrok/LmChatXAiGrok.node.ts

@@ -12,6 +12,7 @@ import {
 import { getHttpProxyAgent } from '@utils/httpProxyAgent';
 import { getConnectionHintNoticeField } from '@utils/sharedFields';
 
+import type { OpenAICompatibleCredential } from '../../../types/types';
 import { openAiFailedAttemptHandler } from '../../vendors/OpenAi/helpers/error-handling';
 import { makeN8nLlmFailedAttemptHandler } from '../n8nLlmFailedAttemptHandler';
 import { N8nLlmTracing } from '../N8nLlmTracing';
@@ -234,7 +235,7 @@ export class LmChatXAiGrok implements INodeType {
 
 		const model = new ChatOpenAI({
 			openAIApiKey: credentials.apiKey,
-			modelName,
+			model: modelName,
 			...options,
 			timeout: options.timeout ?? 60000,
 			maxRetries: options.maxRetries ?? 2,