first commit

packages/@n8n/nodes-langchain/nodes/vendors/GoogleGemini/actions/audio/analyze.operation.ts

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+import type { IExecuteFunctions, INodeExecutionData, INodeProperties } from 'n8n-workflow';
+import { updateDisplayOptions } from 'n8n-workflow';
+
+import { baseAnalyze } from '../../helpers/baseAnalyze';
+import { modelRLC } from '../descriptions';
+
+const properties: INodeProperties[] = [
+	modelRLC('audioModelSearch'),
+	{
+		displayName: 'Text Input',
+		name: 'text',
+		type: 'string',
+		placeholder: "e.g. What's in this audio?",
+		default: "What's in this audio?",
+		typeOptions: {
+			rows: 2,
+		},
+	},
+	{
+		displayName: 'Input Type',
+		name: 'inputType',
+		type: 'options',
+		default: 'url',
+		options: [
+			{
+				name: 'Audio URL(s)',
+				value: 'url',
+			},
+			{
+				name: 'Binary File(s)',
+				value: 'binary',
+			},
+		],
+	},
+	{
+		displayName: 'URL(s)',
+		name: 'audioUrls',
+		type: 'string',
+		placeholder: 'e.g. https://example.com/audio.mp3',
+		description: 'URL(s) of the audio(s) to analyze, multiple URLs can be added separated by comma',
+		default: '',
+		displayOptions: {
+			show: {
+				inputType: ['url'],
+			},
+		},
+	},
+	{
+		displayName: 'Input Data Field Name(s)',
+		name: 'binaryPropertyName',
+		type: 'string',
+		default: 'data',
+		placeholder: 'e.g. data',
+		hint: 'The name of the input field containing the binary file data to be processed',
+		description:
+			'Name of the binary field(s) which contains the audio(s), seperate multiple field names with commas',
+		displayOptions: {
+			show: {
+				inputType: ['binary'],
+			},
+		},
+	},
+	{
+		displayName: 'Simplify Output',
+		name: 'simplify',
+		type: 'boolean',
+		default: true,
+		description: 'Whether to simplify the response or not',
+	},
+	{
+		displayName: 'Options',
+		name: 'options',
+		placeholder: 'Add Option',
+		type: 'collection',
+		default: {},
+		options: [
+			{
+				displayName: 'Length of Description (Max Tokens)',
+				description: 'Fewer tokens will result in shorter, less detailed audio description',
+				name: 'maxOutputTokens',
+				type: 'number',
+				default: 300,
+				typeOptions: {
+					minValue: 1,
+				},
+			},
+		],
+	},
+];
+
+const displayOptions = {
+	show: {
+		operation: ['analyze'],
+		resource: ['audio'],
+	},
+};
+
+export const description = updateDisplayOptions(displayOptions, properties);
+
+export async function execute(this: IExecuteFunctions, i: number): Promise<INodeExecutionData[]> {
+	return await baseAnalyze.call(this, i, 'audioUrls', 'audio/mpeg');
+}

packages/@n8n/nodes-langchain/nodes/vendors/GoogleGemini/actions/audio/index.ts

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+import type { INodeProperties } from 'n8n-workflow';
+
+import * as analyze from './analyze.operation';
+import * as transcribe from './transcribe.operation';
+
+export { analyze, transcribe };
+
+export const description: INodeProperties[] = [
+	{
+		displayName: 'Operation',
+		name: 'operation',
+		type: 'options',
+		noDataExpression: true,
+		options: [
+			{
+				name: 'Analyze Audio',
+				value: 'analyze',
+				action: 'Analyze audio',
+				description: 'Take in audio and answer questions about it',
+			},
+			{
+				name: 'Transcribe a Recording',
+				value: 'transcribe',
+				action: 'Transcribe a recording',
+				description: 'Transcribes audio into the text',
+			},
+		],
+		default: 'transcribe',
+		displayOptions: {
+			show: {
+				resource: ['audio'],
+			},
+		},
+	},
+	...analyze.description,
+	...transcribe.description,
+];

packages/@n8n/nodes-langchain/nodes/vendors/GoogleGemini/actions/audio/transcribe.operation.ts

@@ -0,0 +1,185 @@
+import type { IExecuteFunctions, INodeExecutionData, INodeProperties } from 'n8n-workflow';
+import { updateDisplayOptions } from 'n8n-workflow';
+
+import type {
+	Content,
+	GenerateContentRequest,
+	GenerateContentResponse,
+} from '../../helpers/interfaces';
+import { downloadFile, uploadFile } from '../../helpers/utils';
+import { apiRequest } from '../../transport';
+import { modelRLC } from '../descriptions';
+
+const properties: INodeProperties[] = [
+	modelRLC('audioModelSearch'),
+	{
+		displayName: 'Input Type',
+		name: 'inputType',
+		type: 'options',
+		default: 'url',
+		options: [
+			{
+				name: 'Audio URL(s)',
+				value: 'url',
+			},
+			{
+				name: 'Binary File(s)',
+				value: 'binary',
+			},
+		],
+	},
+	{
+		displayName: 'URL(s)',
+		name: 'audioUrls',
+		type: 'string',
+		placeholder: 'e.g. https://example.com/audio.mp3',
+		description:
+			'URL(s) of the audio(s) to transcribe, multiple URLs can be added separated by comma',
+		default: '',
+		displayOptions: {
+			show: {
+				inputType: ['url'],
+			},
+		},
+	},
+	{
+		displayName: 'Input Data Field Name(s)',
+		name: 'binaryPropertyName',
+		type: 'string',
+		default: 'data',
+		placeholder: 'e.g. data',
+		hint: 'The name of the input field containing the binary file data to be processed',
+		description:
+			'Name of the binary field(s) which contains the audio(s), seperate multiple field names with commas',
+		displayOptions: {
+			show: {
+				inputType: ['binary'],
+			},
+		},
+	},
+	{
+		displayName: 'Simplify Output',
+		name: 'simplify',
+		type: 'boolean',
+		default: true,
+		description: 'Whether to simplify the response or not',
+	},
+	{
+		displayName: 'Options',
+		name: 'options',
+		type: 'collection',
+		default: {},
+		options: [
+			{
+				displayName: 'Start Time',
+				name: 'startTime',
+				type: 'string',
+				default: '',
+				description: 'The start time of the audio in MM:SS or HH:MM:SS format',
+				placeholder: 'e.g. 00:15',
+			},
+			{
+				displayName: 'End Time',
+				name: 'endTime',
+				type: 'string',
+				default: '',
+				description: 'The end time of the audio in MM:SS or HH:MM:SS format',
+				placeholder: 'e.g. 02:15',
+			},
+		],
+	},
+];
+
+const displayOptions = {
+	show: {
+		operation: ['transcribe'],
+		resource: ['audio'],
+	},
+};
+
+export const description = updateDisplayOptions(displayOptions, properties);
+
+export async function execute(this: IExecuteFunctions, i: number): Promise<INodeExecutionData[]> {
+	const model = this.getNodeParameter('modelId', i, '', { extractValue: true }) as string;
+	const inputType = this.getNodeParameter('inputType', i, 'url') as string;
+	const simplify = this.getNodeParameter('simplify', i, true) as boolean;
+	const options = this.getNodeParameter('options', i, {});
+
+	let contents: Content[];
+	if (inputType === 'url') {
+		const urls = this.getNodeParameter('audioUrls', i, '') as string;
+		const filesDataPromises = urls
+			.split(',')
+			.map((url) => url.trim())
+			.filter((url) => url)
+			.map(async (url) => {
+				if (url.startsWith('https://generativelanguage.googleapis.com')) {
+					const { mimeType } = (await apiRequest.call(this, 'GET', '', {
+						option: { url },
+					})) as { mimeType: string };
+					return { fileUri: url, mimeType };
+				} else {
+					const { fileContent, mimeType } = await downloadFile.call(this, url, 'audio/mpeg');
+					return await uploadFile.call(this, fileContent, mimeType);
+				}
+			});
+
+		const filesData = await Promise.all(filesDataPromises);
+		contents = [
+			{
+				role: 'user',
+				parts: filesData.map((fileData) => ({
+					fileData,
+				})),
+			},
+		];
+	} else {
+		const binaryPropertyNames = this.getNodeParameter('binaryPropertyName', i, 'data');
+		const promises = binaryPropertyNames
+			.split(',')
+			.map((binaryPropertyName) => binaryPropertyName.trim())
+			.filter((binaryPropertyName) => binaryPropertyName)
+			.map(async (binaryPropertyName) => {
+				const binaryData = this.helpers.assertBinaryData(i, binaryPropertyName);
+				const buffer = await this.helpers.getBinaryDataBuffer(i, binaryPropertyName);
+				return await uploadFile.call(this, buffer, binaryData.mimeType);
+			});
+
+		const filesData = await Promise.all(promises);
+		contents = [
+			{
+				role: 'user',
+				parts: filesData.map((fileData) => ({
+					fileData,
+				})),
+			},
+		];
+	}
+
+	const text = `Generate a transcript of the speech${
+		options.startTime ? ` from ${options.startTime as string}` : ''
+	}${options.endTime ? ` to ${options.endTime as string}` : ''}`;
+	contents[0].parts.push({ text });
+
+	const body: GenerateContentRequest = {
+		contents,
+	};
+
+	const response = (await apiRequest.call(this, 'POST', `/v1beta/${model}:generateContent`, {
+		body,
+	})) as GenerateContentResponse;
+
+	if (simplify) {
+		return response.candidates.map((candidate) => ({
+			json: candidate,
+			pairedItem: { item: i },
+		}));
+	}
+
+	return [
+		{
+			json: { ...response },
+			pairedItem: { item: i },
+		},
+	];
+}

packages/@n8n/nodes-langchain/nodes/vendors/GoogleGemini/actions/descriptions.ts

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+import type { INodeProperties } from 'n8n-workflow';
+
+export const modelRLC = (searchListMethod: string): INodeProperties => ({
+	displayName: 'Model',
+	name: 'modelId',
+	type: 'resourceLocator',
+	default: { mode: 'list', value: '' },
+	required: true,
+	modes: [
+		{
+			displayName: 'From List',
+			name: 'list',
+			type: 'list',
+			typeOptions: {
+				searchListMethod,
+				searchable: true,
+			},
+		},
+		{
+			displayName: 'ID',
+			name: 'id',
+			type: 'string',
+			placeholder: 'e.g. models/gemini-2.5-flash',
+		},
+	],
+});

packages/@n8n/nodes-langchain/nodes/vendors/GoogleGemini/actions/document/analyze.operation.ts

@@ -0,0 +1,103 @@
+import type { IExecuteFunctions, INodeExecutionData, INodeProperties } from 'n8n-workflow';
+import { updateDisplayOptions } from 'n8n-workflow';
+
+import { baseAnalyze } from '../../helpers/baseAnalyze';
+import { modelRLC } from '../descriptions';
+
+const properties: INodeProperties[] = [
+	modelRLC('modelSearch'),
+	{
+		displayName: 'Text Input',
+		name: 'text',
+		type: 'string',
+		placeholder: "e.g. What's in this document?",
+		default: "What's in this document?",
+		typeOptions: {
+			rows: 2,
+		},
+	},
+	{
+		displayName: 'Input Type',
+		name: 'inputType',
+		type: 'options',
+		default: 'url',
+		options: [
+			{
+				name: 'Document URL(s)',
+				value: 'url',
+			},
+			{
+				name: 'Binary File(s)',
+				value: 'binary',
+			},
+		],
+	},
+	{
+		displayName: 'URL(s)',
+		name: 'documentUrls',
+		type: 'string',
+		placeholder: 'e.g. https://example.com/document.pdf',
+		description:
+			'URL(s) of the document(s) to analyze, multiple URLs can be added separated by comma',
+		default: '',
+		displayOptions: {
+			show: {
+				inputType: ['url'],
+			},
+		},
+	},
+	{
+		displayName: 'Input Data Field Name(s)',
+		name: 'binaryPropertyName',
+		type: 'string',
+		default: 'data',
+		placeholder: 'e.g. data',
+		hint: 'The name of the input field containing the binary file data to be processed',
+		description:
+			'Name of the binary field(s) which contains the document(s), seperate multiple field names with commas',
+		displayOptions: {
+			show: {
+				inputType: ['binary'],
+			},
+		},
+	},
+	{
+		displayName: 'Simplify Output',
+		name: 'simplify',
+		type: 'boolean',
+		default: true,
+		description: 'Whether to simplify the response or not',
+	},
+	{
+		displayName: 'Options',
+		name: 'options',
+		placeholder: 'Add Option',
+		type: 'collection',
+		default: {},
+		options: [
+			{
+				displayName: 'Length of Description (Max Tokens)',
+				description: 'Fewer tokens will result in shorter, less detailed document description',
+				name: 'maxOutputTokens',
+				type: 'number',
+				default: 300,
+				typeOptions: {
+					minValue: 1,
+				},
+			},
+		],
+	},
+];
+
+const displayOptions = {
+	show: {
+		operation: ['analyze'],
+		resource: ['document'],
+	},
+};
+
+export const description = updateDisplayOptions(displayOptions, properties);
+
+export async function execute(this: IExecuteFunctions, i: number): Promise<INodeExecutionData[]> {
+	return await baseAnalyze.call(this, i, 'documentUrls', 'application/pdf');
+}

packages/@n8n/nodes-langchain/nodes/vendors/GoogleGemini/actions/document/index.ts

@@ -0,0 +1,29 @@
+import type { INodeProperties } from 'n8n-workflow';
+
+import * as analyze from './analyze.operation';
+
+export { analyze };
+
+export const description: INodeProperties[] = [
+	{
+		displayName: 'Operation',
+		name: 'operation',
+		type: 'options',
+		noDataExpression: true,
+		options: [
+			{
+				name: 'Analyze Document',
+				value: 'analyze',
+				action: 'Analyze document',
+				description: 'Take in documents and answer questions about them',
+			},
+		],
+		default: 'analyze',
+		displayOptions: {
+			show: {
+				resource: ['document'],
+			},
+		},
+	},
+	...analyze.description,
+];

packages/@n8n/nodes-langchain/nodes/vendors/GoogleGemini/actions/file/index.ts

@@ -0,0 +1,29 @@
+import type { INodeProperties } from 'n8n-workflow';
+
+import * as upload from './upload.operation';
+
+export { upload };
+
+export const description: INodeProperties[] = [
+	{
+		displayName: 'Operation',
+		name: 'operation',
+		type: 'options',
+		noDataExpression: true,
+		options: [
+			{
+				name: 'Upload Media File',
+				value: 'upload',
+				action: 'Upload a media file',
+				description: 'Upload a file to the Google Gemini API for later use',
+			},
+		],
+		default: 'upload',
+		displayOptions: {
+			show: {
+				resource: ['file'],
+			},
+		},
+	},
+	...upload.description,
+];

packages/@n8n/nodes-langchain/nodes/vendors/GoogleGemini/actions/file/upload.operation.ts

@@ -0,0 +1,78 @@
+import type { IExecuteFunctions, INodeExecutionData, INodeProperties } from 'n8n-workflow';
+import { updateDisplayOptions } from 'n8n-workflow';
+
+import { transferFile } from '../../helpers/utils';
+
+export const properties: INodeProperties[] = [
+	{
+		displayName: 'Input Type',
+		name: 'inputType',
+		type: 'options',
+		default: 'url',
+		options: [
+			{
+				name: 'File URL',
+				value: 'url',
+			},
+			{
+				name: 'Binary File',
+				value: 'binary',
+			},
+		],
+	},
+	{
+		displayName: 'URL',
+		name: 'fileUrl',
+		type: 'string',
+		placeholder: 'e.g. https://example.com/file.pdf',
+		description: 'URL of the file to upload',
+		default: '',
+		displayOptions: {
+			show: {
+				inputType: ['url'],
+			},
+		},
+	},
+	{
+		displayName: 'Input Data Field Name',
+		name: 'binaryPropertyName',
+		type: 'string',
+		default: 'data',
+		placeholder: 'e.g. data',
+		hint: 'The name of the input field containing the binary file data to be processed',
+		description: 'Name of the binary property which contains the file',
+		displayOptions: {
+			show: {
+				inputType: ['binary'],
+			},
+		},
+	},
+];
+
+const displayOptions = {
+	show: {
+		operation: ['upload'],
+		resource: ['file'],
+	},
+};
+
+export const description = updateDisplayOptions(displayOptions, properties);
+
+export async function execute(this: IExecuteFunctions, i: number): Promise<INodeExecutionData[]> {
+	const inputType = this.getNodeParameter('inputType', i, 'url') as string;
+
+	let fileUrl: string | undefined;
+	if (inputType === 'url') {
+		fileUrl = this.getNodeParameter('fileUrl', i, '') as string;
+	}
+
+	const response = await transferFile.call(this, i, fileUrl, 'application/octet-stream');
+	return [
+		{
+			json: response,
+			pairedItem: {
+				item: i,
+			},
+		},
+	];
+}

packages/@n8n/nodes-langchain/nodes/vendors/GoogleGemini/actions/fileSearch/createStore.operation.ts

@@ -0,0 +1,39 @@
+import type { IExecuteFunctions, INodeExecutionData, INodeProperties } from 'n8n-workflow';
+import { updateDisplayOptions } from 'n8n-workflow';
+
+import { createFileSearchStore } from '../../helpers/utils';
+
+export const properties: INodeProperties[] = [
+	{
+		displayName: 'Display Name',
+		name: 'displayName',
+		type: 'string',
+		placeholder: 'e.g. My File Search Store',
+		description: 'A human-readable name for the File Search store',
+		default: '',
+		required: true,
+	},
+];
+
+const displayOptions = {
+	show: {
+		operation: ['createStore'],
+		resource: ['fileSearch'],
+	},
+};
+
+export const description = updateDisplayOptions(displayOptions, properties);
+
+export async function execute(this: IExecuteFunctions, i: number): Promise<INodeExecutionData[]> {
+	const displayName = this.getNodeParameter('displayName', i, '') as string;
+
+	const response = await createFileSearchStore.call(this, displayName);
+	return [
+		{
+			json: response,
+			pairedItem: {
+				item: i,
+			},
+		},
+	];
+}

packages/@n8n/nodes-langchain/nodes/vendors/GoogleGemini/actions/fileSearch/deleteStore.operation.ts

@@ -0,0 +1,48 @@
+import type { IExecuteFunctions, INodeExecutionData, INodeProperties } from 'n8n-workflow';
+import { updateDisplayOptions } from 'n8n-workflow';
+
+import { deleteFileSearchStore } from '../../helpers/utils';
+
+export const properties: INodeProperties[] = [
+	{
+		displayName: 'File Search Store Name',
+		name: 'fileSearchStoreName',
+		type: 'string',
+		placeholder: 'e.g. fileSearchStores/abc123',
+		description: 'The full name of the File Search store to delete (format: fileSearchStores/...)',
+		default: '',
+		required: true,
+	},
+	{
+		displayName: 'Force Delete',
+		name: 'force',
+		type: 'boolean',
+		description:
+			'Whether to delete related Documents and objects. If false, deletion will fail if the store contains any Documents.',
+		default: false,
+	},
+];
+
+const displayOptions = {
+	show: {
+		operation: ['deleteStore'],
+		resource: ['fileSearch'],
+	},
+};
+
+export const description = updateDisplayOptions(displayOptions, properties);
+
+export async function execute(this: IExecuteFunctions, i: number): Promise<INodeExecutionData[]> {
+	const fileSearchStoreName = this.getNodeParameter('fileSearchStoreName', i, '') as string;
+	const force = this.getNodeParameter('force', i, false) as boolean | undefined;
+
+	const response = await deleteFileSearchStore.call(this, fileSearchStoreName, force);
+	return [
+		{
+			json: response,
+			pairedItem: {
+				item: i,
+			},
+		},
+	];
+}

packages/@n8n/nodes-langchain/nodes/vendors/GoogleGemini/actions/fileSearch/index.ts

@@ -0,0 +1,54 @@
+import type { INodeProperties } from 'n8n-workflow';
+
+import * as createStore from './createStore.operation';
+import * as deleteStore from './deleteStore.operation';
+import * as listStores from './listStores.operation';
+import * as uploadToStore from './uploadToStore.operation';
+
+export { createStore, deleteStore, listStores, uploadToStore };
+
+export const description: INodeProperties[] = [
+	{
+		displayName: 'Operation',
+		name: 'operation',
+		type: 'options',
+		noDataExpression: true,
+		options: [
+			{
+				name: 'Create File Search Store',
+				value: 'createStore',
+				action: 'Create a File Search store',
+				description: 'Create a new File Search store for RAG (Retrieval Augmented Generation)',
+			},
+			{
+				name: 'Delete File Search Store',
+				value: 'deleteStore',
+				action: 'Delete a File Search store',
+				description: 'Delete a File Search store',
+			},
+			{
+				name: 'List File Search Stores',
+				value: 'listStores',
+				action: 'List all File Search stores',
+				description: 'List all File Search stores owned by the user',
+			},
+			{
+				name: 'Upload to File Search Store',
+				value: 'uploadToStore',
+				action: 'Upload a file to a File Search store',
+				description:
+					'Upload a file to a File Search store for RAG (Retrieval Augmented Generation)',
+			},
+		],
+		default: 'createStore',
+		displayOptions: {
+			show: {
+				resource: ['fileSearch'],
+			},
+		},
+	},
+	...createStore.description,
+	...deleteStore.description,
+	...listStores.description,
+	...uploadToStore.description,
+];

packages/@n8n/nodes-langchain/nodes/vendors/GoogleGemini/actions/fileSearch/listStores.operation.ts

@@ -0,0 +1,50 @@
+import type { IExecuteFunctions, INodeExecutionData, INodeProperties } from 'n8n-workflow';
+import { updateDisplayOptions } from 'n8n-workflow';
+
+import { listFileSearchStores } from '../../helpers/utils';
+
+export const properties: INodeProperties[] = [
+	{
+		displayName: 'Page Size',
+		name: 'pageSize',
+		type: 'number',
+		description: 'Maximum number of File Search stores to return per page (max 20)',
+		default: 10,
+		typeOptions: {
+			minValue: 1,
+			maxValue: 20,
+		},
+	},
+	{
+		displayName: 'Page Token',
+		name: 'pageToken',
+		// eslint-disable-next-line -- pageToken is a pagination token, not a password
+		type: 'string',
+		description: 'Token from a previous page to retrieve the next page of results',
+		default: '',
+	},
+];
+
+const displayOptions = {
+	show: {
+		operation: ['listStores'],
+		resource: ['fileSearch'],
+	},
+};
+
+export const description = updateDisplayOptions(displayOptions, properties);
+
+export async function execute(this: IExecuteFunctions, i: number): Promise<INodeExecutionData[]> {
+	const pageSize = this.getNodeParameter('pageSize', i) as number | undefined;
+	const pageToken = this.getNodeParameter('pageToken', i, '') as string | undefined;
+
+	const response = await listFileSearchStores.call(this, pageSize, pageToken);
+	return [
+		{
+			json: response,
+			pairedItem: {
+				item: i,
+			},
+		},
+	];
+}

packages/@n8n/nodes-langchain/nodes/vendors/GoogleGemini/actions/fileSearch/uploadToStore.operation.ts

@@ -0,0 +1,107 @@
+import type { IExecuteFunctions, INodeExecutionData, INodeProperties } from 'n8n-workflow';
+import { updateDisplayOptions } from 'n8n-workflow';
+
+import { uploadToFileSearchStore } from '../../helpers/utils';
+
+export const properties: INodeProperties[] = [
+	{
+		displayName: 'File Search Store Name',
+		name: 'fileSearchStoreName',
+		type: 'string',
+		placeholder: 'e.g. fileSearchStores/abc123',
+		description:
+			'The full name of the File Search store to upload to (format: fileSearchStores/...)',
+		default: '',
+		required: true,
+	},
+	{
+		displayName: 'File Display Name',
+		name: 'displayName',
+		type: 'string',
+		placeholder: 'e.g. My Document',
+		description: 'A human-readable name for the file (will be visible in citations)',
+		default: '',
+		required: true,
+	},
+	{
+		displayName: 'Input Type',
+		name: 'inputType',
+		type: 'options',
+		default: 'url',
+		options: [
+			{
+				name: 'File URL',
+				value: 'url',
+			},
+			{
+				name: 'Binary File',
+				value: 'binary',
+			},
+		],
+	},
+	{
+		displayName: 'URL',
+		name: 'fileUrl',
+		type: 'string',
+		placeholder: 'e.g. https://example.com/file.pdf',
+		description: 'URL of the file to upload',
+		default: '',
+		displayOptions: {
+			show: {
+				inputType: ['url'],
+			},
+		},
+	},
+	{
+		displayName: 'Input Data Field Name',
+		name: 'binaryPropertyName',
+		type: 'string',
+		default: 'data',
+		placeholder: 'e.g. data',
+		hint: 'The name of the input field containing the binary file data to be processed',
+		description: 'Name of the binary property which contains the file',
+		displayOptions: {
+			show: {
+				inputType: ['binary'],
+			},
+		},
+	},
+];
+
+const displayOptions = {
+	show: {
+		operation: ['uploadToStore'],
+		resource: ['fileSearch'],
+	},
+};
+
+export const description = updateDisplayOptions(displayOptions, properties);
+
+export async function execute(this: IExecuteFunctions, i: number): Promise<INodeExecutionData[]> {
+	const fileSearchStoreName = this.getNodeParameter('fileSearchStoreName', i, '') as string;
+	const displayName = this.getNodeParameter('displayName', i, '') as string;
+	const inputType = this.getNodeParameter('inputType', i, 'url') as string;
+
+	let fileUrl: string | undefined;
+	if (inputType === 'url') {
+		fileUrl = this.getNodeParameter('fileUrl', i, '') as string;
+	}
+
+	const response = await uploadToFileSearchStore.call(
+		this,
+		i,
+		fileSearchStoreName,
+		displayName,
+		fileUrl,
+		'application/octet-stream',
+	);
+
+	return [
+		{
+			json: response ?? {},
+			pairedItem: {
+				item: i,
+			},
+		},
+	];
+}

packages/@n8n/nodes-langchain/nodes/vendors/GoogleGemini/actions/image/analyze.operation.ts

@@ -0,0 +1,102 @@
+import type { IExecuteFunctions, INodeExecutionData, INodeProperties } from 'n8n-workflow';
+import { updateDisplayOptions } from 'n8n-workflow';
+
+import { baseAnalyze } from '../../helpers/baseAnalyze';
+import { modelRLC } from '../descriptions';
+
+const properties: INodeProperties[] = [
+	modelRLC('modelSearch'),
+	{
+		displayName: 'Text Input',
+		name: 'text',
+		type: 'string',
+		placeholder: "e.g. What's in this image?",
+		default: "What's in this image?",
+		typeOptions: {
+			rows: 2,
+		},
+	},
+	{
+		displayName: 'Input Type',
+		name: 'inputType',
+		type: 'options',
+		default: 'url',
+		options: [
+			{
+				name: 'Image URL(s)',
+				value: 'url',
+			},
+			{
+				name: 'Binary File(s)',
+				value: 'binary',
+			},
+		],
+	},
+	{
+		displayName: 'URL(s)',
+		name: 'imageUrls',
+		type: 'string',
+		placeholder: 'e.g. https://example.com/image.png',
+		description: 'URL(s) of the image(s) to analyze, multiple URLs can be added separated by comma',
+		default: '',
+		displayOptions: {
+			show: {
+				inputType: ['url'],
+			},
+		},
+	},
+	{
+		displayName: 'Input Data Field Name(s)',
+		name: 'binaryPropertyName',
+		type: 'string',
+		default: 'data',
+		placeholder: 'e.g. data',
+		hint: 'The name of the input field containing the binary file data to be processed',
+		description:
+			'Name of the binary field(s) which contains the image(s), separate multiple field names with commas',
+		displayOptions: {
+			show: {
+				inputType: ['binary'],
+			},
+		},
+	},
+	{
+		displayName: 'Simplify Output',
+		name: 'simplify',
+		type: 'boolean',
+		default: true,
+		description: 'Whether to simplify the response or not',
+	},
+	{
+		displayName: 'Options',
+		name: 'options',
+		placeholder: 'Add Option',
+		type: 'collection',
+		default: {},
+		options: [
+			{
+				displayName: 'Length of Description (Max Tokens)',
+				description: 'Fewer tokens will result in shorter, less detailed image description',
+				name: 'maxOutputTokens',
+				type: 'number',
+				default: 300,
+				typeOptions: {
+					minValue: 1,
+				},
+			},
+		],
+	},
+];
+
+const displayOptions = {
+	show: {
+		operation: ['analyze'],
+		resource: ['image'],
+	},
+};
+
+export const description = updateDisplayOptions(displayOptions, properties);
+
+export async function execute(this: IExecuteFunctions, i: number): Promise<INodeExecutionData[]> {
+	return await baseAnalyze.call(this, i, 'imageUrls', 'image/png');
+}

packages/@n8n/nodes-langchain/nodes/vendors/GoogleGemini/actions/image/edit.operation.test.ts

@@ -0,0 +1,248 @@
+import { mock, mockDeep } from 'jest-mock-extended';
+import type { IBinaryData, ICredentialDataDecryptedObject, IExecuteFunctions } from 'n8n-workflow';
+
+import { execute } from './edit.operation';
+
+const getMockedExecuteFunctions = ({
+	prompt = 'add bananas',
+	outputProperty = 'edited',
+	images = { values: [{ binaryPropertyName: 'data' }] },
+	outputBuffer = Buffer.from('edited image'),
+	mimeType = 'image/png',
+	invalidApiResponse = false,
+}: {
+	prompt?: string;
+	outputProperty?: string;
+	images?: { values: Array<{ binaryPropertyName: string }> };
+	outputBuffer?: Buffer<ArrayBuffer>;
+	mimeType?: string;
+	invalidApiResponse?: boolean;
+} = {}): IExecuteFunctions => {
+	const executeFunctions = mockDeep<IExecuteFunctions>();
+
+	executeFunctions.getCredentials
+		.calledWith('googlePalmApi')
+		.mockResolvedValue(mock<ICredentialDataDecryptedObject>());
+	executeFunctions.getNodeParameter.calledWith('prompt', 0).mockReturnValue(prompt);
+	executeFunctions.getNodeParameter
+		.calledWith('options.binaryPropertyOutput', 0)
+		.mockReturnValue(outputProperty);
+	executeFunctions.getNodeParameter.calledWith('images', 0).mockReturnValue(images);
+	executeFunctions.helpers.assertBinaryData.mockReturnValue(mock<IBinaryData>({ mimeType }));
+	executeFunctions.helpers.getBinaryDataBuffer.mockImplementation(async (_index, propertyName) =>
+		Buffer.from(`${propertyName} data`),
+	);
+	executeFunctions.helpers.prepareBinaryData.mockImplementation(async (buffer, filename, mime) => ({
+		data: (buffer as Buffer).toString('base64'),
+		fileName: filename ?? 'image.png',
+		fileSize: (buffer as Buffer).length.toString(),
+		mimeType: mime ?? mimeType,
+	}));
+
+	executeFunctions.helpers.httpRequest
+		.calledWith(
+			expect.objectContaining({
+				url: expect.stringContaining('/upload/v1beta/files'),
+			}),
+		)
+		.mockResolvedValue({
+			headers: { 'x-goog-upload-url': 'https://mock-upload-url.com' },
+		});
+
+	executeFunctions.helpers.httpRequestWithAuthentication
+		.calledWith(
+			'googlePalmApi',
+			expect.objectContaining({
+				headers: expect.objectContaining({ 'X-Goog-Upload-Protocol': expect.any(String) }),
+			}),
+		)
+		.mockResolvedValue({
+			headers: { 'x-goog-upload-url': 'https://mock-upload-url.com' },
+		});
+
+	executeFunctions.helpers.httpRequestWithAuthentication
+		.calledWith(
+			'googlePalmApi',
+			expect.objectContaining({
+				url: expect.stringContaining('generateContent'),
+			}),
+		)
+		.mockResolvedValue(
+			invalidApiResponse
+				? { invalid: 'response' }
+				: {
+						candidates: [
+							{
+								content: {
+									parts: [{ inlineData: { data: outputBuffer.toString('base64'), mimeType } }],
+								},
+							},
+						],
+					},
+		);
+
+	executeFunctions.helpers.httpRequest
+		.calledWith(
+			expect.objectContaining({
+				method: 'POST',
+				url: expect.stringContaining('mock-upload-url'),
+			}),
+		)
+		.mockResolvedValue({
+			file: { name: 'files/test', uri: 'mockFileUri', mimeType, state: 'ACTIVE' },
+		});
+
+	return executeFunctions;
+};
+
+describe('Gemini Node image edit', () => {
+	it('should edit an image successfully', async () => {
+		const executeFunctions = getMockedExecuteFunctions();
+
+		const result = await execute.call(executeFunctions, 0);
+
+		expect(result).toEqual([
+			{
+				binary: {
+					edited: {
+						data: 'ZWRpdGVkIGltYWdl',
+						fileName: 'image.png',
+						fileSize: '12',
+						mimeType: 'image/png',
+					},
+				},
+				json: { fileName: 'image.png', fileSize: '12', mimeType: 'image/png', data: undefined },
+				pairedItem: { item: 0 },
+			},
+		]);
+	});
+
+	it('should handle custom output property name', async () => {
+		const executeFunctions = getMockedExecuteFunctions({
+			prompt: 'edit this image',
+			outputProperty: 'custom_output',
+		});
+
+		const result = await execute.call(executeFunctions, 0);
+
+		expect(result[0].binary).toHaveProperty('custom_output');
+		expect(result[0].binary).not.toHaveProperty('edited');
+	});
+
+	it('should handle multiple images', async () => {
+		const multiImageConfig = {
+			values: [{ binaryPropertyName: 'image1' }, { binaryPropertyName: 'image2' }],
+		};
+
+		const executeFunctions = getMockedExecuteFunctions({
+			prompt: 'combine images',
+			outputProperty: 'combined',
+			images: multiImageConfig,
+			outputBuffer: Buffer.from('combined image'),
+		});
+
+		const result = await execute.call(executeFunctions, 0);
+
+		expect(result[0].binary).toHaveProperty('combined');
+	});
+
+	it('should throw error for invalid images parameter', async () => {
+		const executeFunctions = getMockedExecuteFunctions(
+			{ prompt: 'test prompt', outputProperty: 'edited', images: { values: 'invalid' as never } }, // Invalid format
+		);
+
+		await expect(execute.call(executeFunctions, 0)).rejects.toThrow(
+			'Invalid images parameter format',
+		);
+	});
+
+	it('should throw error when no image data returned from API', async () => {
+		const executeFunctions = getMockedExecuteFunctions(
+			{
+				prompt: 'test prompt',
+				outputProperty: 'edited',
+				images: { values: [{ binaryPropertyName: 'data' }] },
+				outputBuffer: Buffer.from(''),
+			}, // Empty buffer to trigger error
+		);
+
+		await expect(execute.call(executeFunctions, 0)).rejects.toThrow(
+			'No image data returned from Gemini API',
+		);
+	});
+
+	it('should throw error for invalid API response format', async () => {
+		const executeFunctions = getMockedExecuteFunctions({
+			prompt: 'test prompt',
+			outputProperty: 'edited',
+			images: { values: [{ binaryPropertyName: 'data' }] },
+			invalidApiResponse: true,
+		});
+
+		await expect(execute.call(executeFunctions, 0)).rejects.toThrow(
+			'Invalid response format from Gemini API',
+		);
+	});
+
+	it('should handle empty prompt', async () => {
+		const executeFunctions = getMockedExecuteFunctions({ prompt: '' });
+
+		const result = await execute.call(executeFunctions, 0);
+
+		expect(result).toEqual([
+			{
+				binary: {
+					edited: {
+						data: 'ZWRpdGVkIGltYWdl',
+						fileName: 'image.png',
+						fileSize: '12',
+						mimeType: 'image/png',
+					},
+				},
+				json: { fileName: 'image.png', fileSize: '12', mimeType: 'image/png', data: undefined },
+				pairedItem: { item: 0 },
+			},
+		]);
+	});
+
+	it('should handle different MIME types', async () => {
+		const executeFunctions = getMockedExecuteFunctions({
+			prompt: 'enhance image',
+			outputProperty: 'enhanced',
+			images: { values: [{ binaryPropertyName: 'data' }] },
+			outputBuffer: Buffer.from('enhanced jpeg'),
+			mimeType: 'image/jpeg',
+		});
+
+		const result = await execute.call(executeFunctions, 0);
+
+		expect(result[0]?.binary?.enhanced?.mimeType).toBe('image/jpeg');
+		expect(result[0]?.json?.mimeType).toBe('image/jpeg');
+	});
+
+	it('should handle empty images array when no valid binary property names', async () => {
+		const executeFunctions = getMockedExecuteFunctions({
+			prompt: 'test prompt',
+			outputProperty: 'edited',
+			images: { values: [{ binaryPropertyName: '' }] },
+			outputBuffer: Buffer.from('no image response'),
+		});
+
+		const result = await execute.call(executeFunctions, 0);
+
+		expect(result).toEqual([
+			{
+				binary: {
+					edited: {
+						data: 'bm8gaW1hZ2UgcmVzcG9uc2U=',
+						fileName: 'image.png',
+						fileSize: '17',
+						mimeType: 'image/png',
+					},
+				},
+				json: { fileName: 'image.png', fileSize: '17', mimeType: 'image/png', data: undefined },
+				pairedItem: { item: 0 },
+			},
+		]);
+	});
+});

packages/@n8n/nodes-langchain/nodes/vendors/GoogleGemini/actions/image/edit.operation.ts

@@ -0,0 +1,232 @@
+import type { IExecuteFunctions, INodeExecutionData, INodeProperties } from 'n8n-workflow';
+import { updateDisplayOptions } from 'n8n-workflow';
+
+import type { GenerateContentResponse } from '../../helpers/interfaces';
+import { uploadFile } from '../../helpers/utils';
+import { apiRequest } from '../../transport';
+import { modelRLC } from '../descriptions';
+
+interface ImagesParameter {
+	values?: Array<{ binaryPropertyName?: string }>;
+}
+
+function isImagesParameter(param: unknown): param is ImagesParameter {
+	if (typeof param !== 'object' || param === null) {
+		return false;
+	}
+
+	const paramObj = param as Record<string, unknown>;
+
+	if (!('values' in paramObj)) {
+		return true; // values is optional
+	}
+
+	if (!Array.isArray(paramObj.values)) {
+		return false;
+	}
+
+	return paramObj.values.every((item: unknown) => {
+		if (typeof item !== 'object' || item === null) {
+			return false;
+		}
+
+		const itemObj = item as Record<string, unknown>;
+
+		if (!('binaryPropertyName' in itemObj)) {
+			return true; // binaryPropertyName is optional
+		}
+
+		return (
+			typeof itemObj.binaryPropertyName === 'string' || itemObj.binaryPropertyName === undefined
+		);
+	});
+}
+
+function isGenerateContentResponse(response: unknown): response is GenerateContentResponse {
+	if (typeof response !== 'object' || response === null) {
+		return false;
+	}
+
+	const responseObj = response as Record<string, unknown>;
+
+	if (!('candidates' in responseObj) || !Array.isArray(responseObj.candidates)) {
+		return false;
+	}
+
+	return responseObj.candidates.every((candidate: unknown) => {
+		if (typeof candidate !== 'object' || candidate === null) {
+			return false;
+		}
+
+		const candidateObj = candidate as Record<string, unknown>;
+
+		if (
+			!('content' in candidateObj) ||
+			typeof candidateObj.content !== 'object' ||
+			candidateObj.content === null
+		) {
+			return false;
+		}
+
+		const contentObj = candidateObj.content as Record<string, unknown>;
+
+		return 'parts' in contentObj && Array.isArray(contentObj.parts);
+	});
+}
+
+const properties: INodeProperties[] = [
+	modelRLC('imageEditModelSearch'),
+	{
+		displayName: 'Prompt',
+		name: 'prompt',
+		type: 'string',
+		placeholder: 'e.g. combine the first image with the second image',
+		description: 'Instruction describing how to edit the image',
+		default: '',
+		typeOptions: {
+			rows: 2,
+		},
+	},
+	{
+		displayName: 'Images',
+		name: 'images',
+		type: 'fixedCollection',
+		placeholder: 'Add Image',
+		typeOptions: {
+			multipleValues: true,
+			multipleValueButtonText: 'Add Image',
+		},
+		default: { values: [{ binaryPropertyName: 'data' }] },
+		description: 'Add one or more binary fields to include images with your prompt',
+		options: [
+			{
+				displayName: 'Image',
+				name: 'values',
+				values: [
+					{
+						displayName: 'Binary Field Name',
+						name: 'binaryPropertyName',
+						type: 'string',
+						default: 'data',
+						placeholder: 'e.g. data',
+						description: 'The name of the binary field containing the image data',
+					},
+				],
+			},
+		],
+	},
+	{
+		displayName: 'Options',
+		name: 'options',
+		placeholder: 'Add Option',
+		type: 'collection',
+		default: {},
+		options: [
+			{
+				displayName: 'Put Output in Field',
+				name: 'binaryPropertyOutput',
+				type: 'string',
+				default: 'edited',
+				hint: 'The name of the output field to put the binary file data in',
+			},
+		],
+	},
+];
+
+const displayOptions = {
+	show: {
+		operation: ['edit'],
+		resource: ['image'],
+	},
+};
+
+export const description = updateDisplayOptions(displayOptions, properties);
+
+export async function execute(this: IExecuteFunctions, i: number): Promise<INodeExecutionData[]> {
+	const prompt = this.getNodeParameter('prompt', i, '');
+	let model = this.getNodeParameter('modelId', i, '', { extractValue: true }) as string;
+	if (!model) {
+		model = 'models/gemini-2.5-flash-image-preview';
+	}
+
+	const binaryPropertyOutput = this.getNodeParameter('options.binaryPropertyOutput', i, 'edited');
+	const outputKey = typeof binaryPropertyOutput === 'string' ? binaryPropertyOutput : 'data';
+
+	// Collect image binary field names from collection
+	const imagesParam = this.getNodeParameter('images', i, {
+		values: [{ binaryPropertyName: 'data' }],
+	});
+
+	if (!isImagesParameter(imagesParam)) {
+		throw new Error('Invalid images parameter format');
+	}
+
+	const imagesUi = imagesParam.values ?? [];
+	const imageFieldNames = imagesUi
+		.map((v) => v.binaryPropertyName)
+		.filter((n): n is string => Boolean(n));
+
+	// Upload all images and gather fileData parts
+	const fileParts = [] as Array<{ fileData: { fileUri: string; mimeType: string } }>;
+	for (const fieldName of imageFieldNames) {
+		const bin = this.helpers.assertBinaryData(i, fieldName);
+		const buf = await this.helpers.getBinaryDataBuffer(i, fieldName);
+		const uploaded = await uploadFile.call(this, buf, bin.mimeType);
+		fileParts.push({ fileData: { fileUri: uploaded.fileUri, mimeType: uploaded.mimeType } });
+	}
+
+	const generationConfig = {
+		responseModalities: ['IMAGE'],
+	};
+
+	const body = {
+		contents: [
+			{
+				role: 'user',
+				parts: [...fileParts, { text: prompt }],
+			},
+		],
+		generationConfig,
+	};
+
+	const response: unknown = await apiRequest.call(
+		this,
+		'POST',
+		`/v1beta/${model}:generateContent`,
+		{
+			body,
+		},
+	);
+
+	if (!isGenerateContentResponse(response)) {
+		throw new Error('Invalid response format from Gemini API');
+	}
+
+	const promises = response.candidates.map(async (candidate) => {
+		const imagePart = candidate.content.parts.find((part) => 'inlineData' in part);
+
+		// Check if imagePart exists and has inlineData with actual data
+		if (!imagePart?.inlineData?.data) {
+			throw new Error('No image data returned from Gemini API');
+		}
+
+		const bufferOut = Buffer.from(imagePart.inlineData.data, 'base64');
+		const binaryOut = await this.helpers.prepareBinaryData(
+			bufferOut,
+			'image.png',
+			imagePart.inlineData.mimeType,
+		);
+		return {
+			binary: {
+				[outputKey]: binaryOut,
+			},
+			json: {
+				...binaryOut,
+				data: undefined,
+			},
+			pairedItem: { item: i },
+		};
+	});
+
+	return await Promise.all(promises);
+}

packages/@n8n/nodes-langchain/nodes/vendors/GoogleGemini/actions/image/generate.operation.ts

@@ -0,0 +1,157 @@
+import type { IExecuteFunctions, INodeExecutionData, INodeProperties } from 'n8n-workflow';
+import { NodeOperationError, updateDisplayOptions } from 'n8n-workflow';
+
+import {
+	type GenerateContentRequest,
+	type GenerateContentResponse,
+	type ImagenResponse,
+	Modality,
+} from '../../helpers/interfaces';
+import { apiRequest } from '../../transport';
+import { modelRLC } from '../descriptions';
+
+const properties: INodeProperties[] = [
+	modelRLC('imageGenerationModelSearch'),
+	{
+		displayName: 'Prompt',
+		name: 'prompt',
+		type: 'string',
+		placeholder: 'e.g. A cute cat eating a dinosaur',
+		description: 'A text description of the desired image(s)',
+		default: '',
+		typeOptions: {
+			rows: 2,
+		},
+	},
+	{
+		displayName: 'Options',
+		name: 'options',
+		placeholder: 'Add Option',
+		type: 'collection',
+		default: {},
+		options: [
+			{
+				displayName: 'Number of Images',
+				name: 'sampleCount',
+				default: 1,
+				description:
+					'Number of images to generate. Not supported by Gemini models, supported by Imagen models.',
+				type: 'number',
+				typeOptions: {
+					minValue: 1,
+				},
+			},
+			{
+				displayName: 'Put Output in Field',
+				name: 'binaryPropertyOutput',
+				type: 'string',
+				default: 'data',
+				hint: 'The name of the output field to put the binary file data in',
+			},
+		],
+	},
+];
+
+const displayOptions = {
+	show: {
+		operation: ['generate'],
+		resource: ['image'],
+	},
+};
+
+export const description = updateDisplayOptions(displayOptions, properties);
+
+export async function execute(this: IExecuteFunctions, i: number): Promise<INodeExecutionData[]> {
+	const model = this.getNodeParameter('modelId', i, '', { extractValue: true }) as string;
+	const prompt = this.getNodeParameter('prompt', i, '') as string;
+	const binaryPropertyOutput = this.getNodeParameter(
+		'options.binaryPropertyOutput',
+		i,
+		'data',
+	) as string;
+
+	if (model.includes('gemini')) {
+		const generationConfig = {
+			responseModalities: [Modality.IMAGE, Modality.TEXT],
+		};
+		const body: GenerateContentRequest = {
+			contents: [
+				{
+					role: 'user',
+					parts: [{ text: prompt }],
+				},
+			],
+			generationConfig,
+		};
+
+		const response = (await apiRequest.call(this, 'POST', `/v1beta/${model}:generateContent`, {
+			body,
+		})) as GenerateContentResponse;
+		const promises = response.candidates.map(async (candidate) => {
+			const imagePart = candidate.content.parts.find((part) => 'inlineData' in part);
+			const buffer = Buffer.from(imagePart?.inlineData.data ?? '', 'base64');
+			const binaryData = await this.helpers.prepareBinaryData(
+				buffer,
+				'image.png',
+				imagePart?.inlineData.mimeType,
+			);
+			return {
+				binary: {
+					[binaryPropertyOutput]: binaryData,
+				},
+				json: {
+					...binaryData,
+					data: undefined,
+				},
+				pairedItem: { item: i },
+			};
+		});
+
+		return await Promise.all(promises);
+	} else if (model.includes('imagen')) {
+		// Imagen models use a different endpoint and request/response structure
+		const sampleCount = this.getNodeParameter('options.sampleCount', i, 1) as number;
+		const body = {
+			instances: [
+				{
+					prompt,
+				},
+			],
+			parameters: {
+				sampleCount,
+			},
+		};
+		const response = (await apiRequest.call(this, 'POST', `/v1beta/${model}:predict`, {
+			body,
+		})) as ImagenResponse;
+
+		const promises = response.predictions.map(async (prediction) => {
+			const buffer = Buffer.from(prediction.bytesBase64Encoded ?? '', 'base64');
+			const binaryData = await this.helpers.prepareBinaryData(
+				buffer,
+				'image.png',
+				prediction.mimeType,
+			);
+			return {
+				binary: {
+					[binaryPropertyOutput]: binaryData,
+				},
+				json: {
+					...binaryData,
+					data: undefined,
+				},
+				pairedItem: { item: i },
+			};
+		});
+
+		return await Promise.all(promises);
+	}
+
+	throw new NodeOperationError(
+		this.getNode(),
+		`Model ${model} is not supported for image generation`,
+		{
+			description: 'Please check the model ID and try again.',
+		},
+	);
+}

packages/@n8n/nodes-langchain/nodes/vendors/GoogleGemini/actions/image/index.ts

@@ -0,0 +1,45 @@
+import type { INodeProperties } from 'n8n-workflow';
+
+import * as analyze from './analyze.operation';
+import * as edit from './edit.operation';
+import * as generate from './generate.operation';
+
+export { analyze, generate, edit };
+
+export const description: INodeProperties[] = [
+	{
+		displayName: 'Operation',
+		name: 'operation',
+		type: 'options',
+		noDataExpression: true,
+		options: [
+			{
+				name: 'Analyze Image',
+				value: 'analyze',
+				action: 'Analyze an image',
+				description: 'Take in images and answer questions about them',
+			},
+			{
+				name: 'Generate an Image',
+				value: 'generate',
+				action: 'Generate an image',
+				description: 'Creates an image from a text prompt',
+			},
+			{
+				name: 'Edit Image',
+				value: 'edit',
+				action: 'Edit an image',
+				description: 'Upload one or more images and apply edits based on a prompt',
+			},
+		],
+		default: 'generate',
+		displayOptions: {
+			show: {
+				resource: ['image'],
+			},
+		},
+	},
+	...analyze.description,
+	...edit.description,
+	...generate.description,
+];

packages/@n8n/nodes-langchain/nodes/vendors/GoogleGemini/actions/node.type.ts

@@ -0,0 +1,13 @@
+import type { AllEntities } from 'n8n-workflow';
+
+type NodeMap = {
+	text: 'message';
+	image: 'analyze' | 'generate';
+	video: 'analyze' | 'generate' | 'download';
+	audio: 'transcribe' | 'analyze';
+	document: 'analyze';
+	file: 'upload';
+	fileSearch: 'createStore' | 'deleteStore' | 'listStores' | 'uploadToStore';
+};
+
+export type GoogleGeminiType = AllEntities<NodeMap>;

packages/@n8n/nodes-langchain/nodes/vendors/GoogleGemini/actions/router.test.ts

@@ -0,0 +1,136 @@
+import { mockDeep } from 'jest-mock-extended';
+import type { IExecuteFunctions } from 'n8n-workflow';
+
+import * as audio from './audio';
+import * as document from './document';
+import * as file from './file';
+import * as fileSearch from './fileSearch';
+import * as image from './image';
+import { router } from './router';
+import * as text from './text';
+import * as video from './video';
+
+describe('Google Gemini router', () => {
+	const mockExecuteFunctions = mockDeep<IExecuteFunctions>();
+	const mockAudio = jest.spyOn(audio.analyze, 'execute');
+	const mockDocument = jest.spyOn(document.analyze, 'execute');
+	const mockFile = jest.spyOn(file.upload, 'execute');
+	const mockFileSearchCreateStore = jest.spyOn(fileSearch.createStore, 'execute');
+	const mockFileSearchDeleteStore = jest.spyOn(fileSearch.deleteStore, 'execute');
+	const mockFileSearchListStores = jest.spyOn(fileSearch.listStores, 'execute');
+	const mockFileSearchUploadToStore = jest.spyOn(fileSearch.uploadToStore, 'execute');
+	const mockImage = jest.spyOn(image.analyze, 'execute');
+	const mockText = jest.spyOn(text.message, 'execute');
+	const mockVideo = jest.spyOn(video.analyze, 'execute');
+	const operationMocks = [
+		[mockAudio, 'audio', 'analyze'],
+		[mockDocument, 'document', 'analyze'],
+		[mockFile, 'file', 'upload'],
+		[mockFileSearchCreateStore, 'fileSearch', 'createStore'],
+		[mockFileSearchDeleteStore, 'fileSearch', 'deleteStore'],
+		[mockFileSearchListStores, 'fileSearch', 'listStores'],
+		[mockFileSearchUploadToStore, 'fileSearch', 'uploadToStore'],
+		[mockImage, 'image', 'analyze'],
+		[mockText, 'text', 'message'],
+		[mockVideo, 'video', 'analyze'],
+	];
+
+	beforeEach(() => {
+		jest.clearAllMocks();
+	});
+
+	it.each(operationMocks)('should call the correct method', async (mock, resource, operation) => {
+		mockExecuteFunctions.getNodeParameter.mockImplementation((parameter) =>
+			parameter === 'resource' ? resource : operation,
+		);
+		mockExecuteFunctions.getInputData.mockReturnValue([
+			{
+				json: {},
+			},
+		]);
+		(mock as jest.Mock).mockResolvedValue([
+			{
+				json: {
+					foo: 'bar',
+				},
+			},
+		]);
+
+		const result = await router.call(mockExecuteFunctions);
+
+		expect(mock).toHaveBeenCalledWith(0);
+		expect(result).toEqual([[{ json: { foo: 'bar' } }]]);
+	});
+
+	it('should return an error if the operation is not supported', async () => {
+		mockExecuteFunctions.getNodeParameter.mockImplementation((parameter) =>
+			parameter === 'resource' ? 'foo' : 'bar',
+		);
+		mockExecuteFunctions.getInputData.mockReturnValue([{ json: {} }]);
+
+		await expect(router.call(mockExecuteFunctions)).rejects.toThrow(
+			'The operation "bar" is not supported!',
+		);
+	});
+
+	it('should loop over all items', async () => {
+		mockExecuteFunctions.getNodeParameter.mockImplementation((parameter) =>
+			parameter === 'resource' ? 'audio' : 'analyze',
+		);
+		mockExecuteFunctions.getInputData.mockReturnValue([
+			{
+				json: {
+					text: 'item 1',
+				},
+			},
+			{
+				json: {
+					text: 'item 2',
+				},
+			},
+			{
+				json: {
+					text: 'item 3',
+				},
+			},
+		]);
+		mockAudio.mockResolvedValueOnce([{ json: { response: 'foo' } }]);
+		mockAudio.mockResolvedValueOnce([{ json: { response: 'bar' } }]);
+		mockAudio.mockResolvedValueOnce([{ json: { response: 'baz' } }]);
+
+		const result = await router.call(mockExecuteFunctions);
+
+		expect(result).toEqual([
+			[{ json: { response: 'foo' } }, { json: { response: 'bar' } }, { json: { response: 'baz' } }],
+		]);
+	});
+
+	it('should continue on fail', async () => {
+		mockExecuteFunctions.continueOnFail.mockReturnValue(true);
+		mockExecuteFunctions.getNodeParameter.mockImplementation((parameter) =>
+			parameter === 'resource' ? 'audio' : 'analyze',
+		);
+		mockExecuteFunctions.getInputData.mockReturnValue([{ json: {} }, { json: {} }]);
+		mockAudio.mockRejectedValue(new Error('Some error'));
+
+		const result = await router.call(mockExecuteFunctions);
+
+		expect(result).toEqual([
+			[
+				{ json: { error: 'Some error' }, pairedItem: { item: 0 } },
+				{ json: { error: 'Some error' }, pairedItem: { item: 1 } },
+			],
+		]);
+	});
+
+	it('should throw an error if continueOnFail is false', async () => {
+		mockExecuteFunctions.continueOnFail.mockReturnValue(false);
+		mockExecuteFunctions.getNodeParameter.mockImplementation((parameter) =>
+			parameter === 'resource' ? 'audio' : 'analyze',
+		);
+		mockExecuteFunctions.getInputData.mockReturnValue([{ json: {} }]);
+		mockAudio.mockRejectedValue(new Error('Some error'));
+
+		await expect(router.call(mockExecuteFunctions)).rejects.toThrow('Some error');
+	});
+});

packages/@n8n/nodes-langchain/nodes/vendors/GoogleGemini/actions/router.ts

@@ -0,0 +1,72 @@
+import { NodeOperationError, type IExecuteFunctions, type INodeExecutionData } from 'n8n-workflow';
+
+import * as audio from './audio';
+import * as document from './document';
+import * as file from './file';
+import * as fileSearch from './fileSearch';
+import * as image from './image';
+import type { GoogleGeminiType } from './node.type';
+import * as text from './text';
+import * as video from './video';
+
+export async function router(this: IExecuteFunctions) {
+	const returnData: INodeExecutionData[] = [];
+
+	const items = this.getInputData();
+	const resource = this.getNodeParameter('resource', 0);
+	const operation = this.getNodeParameter('operation', 0);
+
+	const googleGeminiTypeData = {
+		resource,
+		operation,
+	} as GoogleGeminiType;
+
+	let execute;
+	switch (googleGeminiTypeData.resource) {
+		case 'audio':
+			execute = audio[googleGeminiTypeData.operation].execute;
+			break;
+		case 'document':
+			execute = document[googleGeminiTypeData.operation].execute;
+			break;
+		case 'file':
+			execute = file[googleGeminiTypeData.operation].execute;
+			break;
+		case 'fileSearch':
+			execute = fileSearch[googleGeminiTypeData.operation].execute;
+			break;
+		case 'image':
+			execute = image[googleGeminiTypeData.operation].execute;
+			break;
+		case 'text':
+			execute = text[googleGeminiTypeData.operation].execute;
+			break;
+		case 'video':
+			execute = video[googleGeminiTypeData.operation].execute;
+			break;
+		default:
+			throw new NodeOperationError(
+				this.getNode(),
+				`The operation "${operation}" is not supported!`,
+			);
+	}
+
+	for (let i = 0; i < items.length; i++) {
+		try {
+			const responseData = await execute.call(this, i);
+			returnData.push(...responseData);
+		} catch (error) {
+			if (this.continueOnFail()) {
+				returnData.push({ json: { error: error.message }, pairedItem: { item: i } });
+				continue;
+			}
+
+			throw new NodeOperationError(this.getNode(), error, {
+				itemIndex: i,
+				description: error.description,
+			});
+		}
+	}
+
+	return [returnData];
+}

packages/@n8n/nodes-langchain/nodes/vendors/GoogleGemini/actions/text/index.ts

@@ -0,0 +1,29 @@
+import type { INodeProperties } from 'n8n-workflow';
+
+import * as message from './message.operation';
+
+export { message };
+
+export const description: INodeProperties[] = [
+	{
+		displayName: 'Operation',
+		name: 'operation',
+		type: 'options',
+		noDataExpression: true,
+		options: [
+			{
+				name: 'Message a Model',
+				value: 'message',
+				action: 'Message a model',
+				description: 'Create a completion with Google Gemini model',
+			},
+		],
+		default: 'message',
+		displayOptions: {
+			show: {
+				resource: ['text'],
+			},
+		},
+	},
+	...message.description,
+];

packages/@n8n/nodes-langchain/nodes/vendors/GoogleGemini/actions/text/message.operation.ts

@@ -0,0 +1,584 @@
+import { getConnectedTools } from '@utils/helpers';
+import {
+	type IDataObject,
+	type IExecuteFunctions,
+	type INodeExecutionData,
+	type INodeProperties,
+	jsonParse,
+	updateDisplayOptions,
+	validateNodeParameters,
+} from 'n8n-workflow';
+import zodToJsonSchema from 'zod-to-json-schema';
+
+import type {
+	GenerateContentRequest,
+	GenerateContentResponse,
+	Content,
+	Tool,
+	GenerateContentGenerationConfig,
+	BuiltInTools,
+} from '../../helpers/interfaces';
+import { apiRequest } from '../../transport';
+import { modelRLC } from '../descriptions';
+
+const properties: INodeProperties[] = [
+	modelRLC('modelSearch'),
+	{
+		displayName: 'Messages',
+		name: 'messages',
+		type: 'fixedCollection',
+		typeOptions: {
+			sortable: true,
+			multipleValues: true,
+		},
+		placeholder: 'Add Message',
+		default: { values: [{ content: '' }] },
+		options: [
+			{
+				displayName: 'Values',
+				name: 'values',
+				values: [
+					{
+						displayName: 'Prompt',
+						name: 'content',
+						type: 'string',
+						description: 'The content of the message to be send',
+						default: '',
+						placeholder: 'e.g. Hello, how can you help me?',
+						typeOptions: {
+							rows: 2,
+						},
+					},
+					{
+						displayName: 'Role',
+						name: 'role',
+						type: 'options',
+						description:
+							"Role in shaping the model's response, it tells the model how it should behave and interact with the user",
+						options: [
+							{
+								name: 'User',
+								value: 'user',
+								description: 'Send a message as a user and get a response from the model',
+							},
+							{
+								name: 'Model',
+								value: 'model',
+								description: 'Tell the model to adopt a specific tone or personality',
+							},
+						],
+						default: 'user',
+					},
+				],
+			},
+		],
+	},
+	{
+		displayName: 'Simplify Output',
+		name: 'simplify',
+		type: 'boolean',
+		default: true,
+		description: 'Whether to return a simplified version of the response instead of the raw data',
+	},
+	{
+		displayName: 'Output Content as JSON',
+		name: 'jsonOutput',
+		type: 'boolean',
+		description: 'Whether to attempt to return the response in JSON format',
+		default: false,
+	},
+	{
+		displayName: 'Built-in Tools',
+		name: 'builtInTools',
+		placeholder: 'Add Built-in Tool',
+		type: 'collection',
+		default: {},
+		displayOptions: {
+			show: {
+				'@version': [{ _cnd: { gte: 1.1 } }],
+			},
+		},
+		options: [
+			{
+				displayName: 'Google Search',
+				name: 'googleSearch',
+				type: 'boolean',
+				default: true,
+				description:
+					'Whether to allow the model to search the web using Google Search to get real-time information',
+			},
+			{
+				displayName: 'Google Maps',
+				name: 'googleMaps',
+				type: 'collection',
+				default: { latitude: '', longitude: '' },
+				options: [
+					{
+						displayName: 'Latitude',
+						name: 'latitude',
+						type: 'number',
+						default: '',
+						description: 'The latitude coordinate for location-based queries',
+						typeOptions: {
+							numberPrecision: 6,
+						},
+					},
+					{
+						displayName: 'Longitude',
+						name: 'longitude',
+						type: 'number',
+						default: '',
+						description: 'The longitude coordinate for location-based queries',
+						typeOptions: {
+							numberPrecision: 6,
+						},
+					},
+				],
+			},
+			{
+				displayName: 'URL Context',
+				name: 'urlContext',
+				type: 'boolean',
+				default: true,
+				description: 'Whether to allow the model to read and analyze content from specific URLs',
+			},
+			{
+				displayName: 'File Search',
+				name: 'fileSearch',
+				type: 'collection',
+				default: { fileSearchStoreNames: '[]' },
+				options: [
+					{
+						displayName: 'File Search Store Names',
+						name: 'fileSearchStoreNames',
+						description:
+							'The file search store names to use for the file search. File search stores are managed via Google AI Studio.',
+						type: 'json',
+						default: '[]',
+						required: true,
+					},
+					{
+						displayName: 'Metadata Filter',
+						name: 'metadataFilter',
+						type: 'string',
+						default: '',
+						description:
+							'Use metadata filter to search within a subset of documents. Example: author="Robert Graves".',
+						placeholder: 'e.g. author="John Doe"',
+					},
+				],
+			},
+			{
+				displayName: 'Code Execution',
+				name: 'codeExecution',
+				type: 'boolean',
+				default: true,
+				description:
+					'Whether to allow the model to execute code it generates to produce a response. Supported only by certain models.',
+			},
+		],
+	},
+	{
+		displayName: 'Options',
+		name: 'options',
+		placeholder: 'Add Option',
+		type: 'collection',
+		default: {},
+		options: [
+			{
+				displayName: 'Include Merged Response',
+				name: 'includeMergedResponse',
+				type: 'boolean',
+				default: false,
+				description:
+					'Whether to include a single output string merging all text parts of the response',
+				displayOptions: {
+					show: {
+						'@version': [{ _cnd: { gte: 1.1 } }],
+					},
+				},
+			},
+			{
+				displayName: 'System Message',
+				name: 'systemMessage',
+				type: 'string',
+				default: '',
+				placeholder: 'e.g. You are a helpful assistant',
+			},
+			{
+				displayName: 'Code Execution',
+				name: 'codeExecution',
+				type: 'boolean',
+				default: false,
+				description:
+					'Whether to allow the model to execute code it generates to produce a response. Supported only by certain models.',
+				displayOptions: {
+					show: {
+						'@version': [{ _cnd: { eq: 1 } }],
+					},
+				},
+			},
+			{
+				displayName: 'Frequency Penalty',
+				name: 'frequencyPenalty',
+				default: 0,
+				description:
+					"Positive values penalize new tokens based on their existing frequency in the text so far, decreasing the model's likelihood to repeat the same line verbatim",
+				type: 'number',
+				typeOptions: {
+					minValue: -2,
+					maxValue: 2,
+					numberPrecision: 1,
+				},
+			},
+			{
+				displayName: 'Maximum Number of Tokens',
+				name: 'maxOutputTokens',
+				default: 16,
+				description: 'The maximum number of tokens to generate in the completion',
+				type: 'number',
+				typeOptions: {
+					minValue: 1,
+					numberPrecision: 0,
+				},
+			},
+			{
+				displayName: 'Number of Completions',
+				name: 'candidateCount',
+				default: 1,
+				description: 'How many completions to generate for each prompt',
+				type: 'number',
+				typeOptions: {
+					minValue: 1,
+					maxValue: 8, // Google Gemini supports up to 8 candidates
+					numberPrecision: 0,
+				},
+			},
+			{
+				displayName: 'Presence Penalty',
+				name: 'presencePenalty',
+				default: 0,
+				description:
+					"Positive values penalize new tokens based on whether they appear in the text so far, increasing the model's likelihood to talk about new topics",
+				type: 'number',
+				typeOptions: {
+					minValue: -2,
+					maxValue: 2,
+					numberPrecision: 1,
+				},
+			},
+			{
+				displayName: 'Output Randomness (Temperature)',
+				name: 'temperature',
+				default: 1,
+				description:
+					'Controls the randomness of the output. Lowering results in less random completions. As the temperature approaches zero, the model will become deterministic and repetitive',
+				type: 'number',
+				typeOptions: {
+					minValue: 0,
+					maxValue: 2,
+					numberPrecision: 1,
+				},
+			},
+			{
+				displayName: 'Output Randomness (Top P)',
+				name: 'topP',
+				default: 1,
+				description: 'The maximum cumulative probability of tokens to consider when sampling',
+				type: 'number',
+				typeOptions: {
+					minValue: 0,
+					maxValue: 1,
+					numberPrecision: 1,
+				},
+			},
+			{
+				displayName: 'Output Randomness (Top K)',
+				name: 'topK',
+				default: 1,
+				description: 'The maximum number of tokens to consider when sampling',
+				type: 'number',
+				typeOptions: {
+					minValue: 1,
+					numberPrecision: 0,
+				},
+			},
+			{
+				displayName: 'Thinking Budget',
+				name: 'thinkingBudget',
+				type: 'number',
+				default: -1,
+				description:
+					'Controls reasoning tokens for thinking models. Set to 0 to disable automatic thinking. Set to -1 for dynamic thinking (default).',
+				typeOptions: {
+					minValue: -1,
+					numberPrecision: 0,
+				},
+			},
+			{
+				displayName: 'Max Tool Calls Iterations',
+				name: 'maxToolsIterations',
+				type: 'number',
+				default: 15,
+				description:
+					'The maximum number of tool iteration cycles the LLM will run before stopping. A single iteration can contain multiple tool calls. Set to 0 for no limit',
+				typeOptions: {
+					minValue: 0,
+					numberPrecision: 0,
+				},
+			},
+		],
+	},
+];
+
+const displayOptions = {
+	show: {
+		operation: ['message'],
+		resource: ['text'],
+	},
+};
+
+export const description = updateDisplayOptions(displayOptions, properties);
+
+function getToolCalls(response: GenerateContentResponse) {
+	return response.candidates.flatMap((c) => c.content.parts).filter((p) => 'functionCall' in p);
+}
+
+export async function execute(this: IExecuteFunctions, i: number): Promise<INodeExecutionData[]> {
+	const model = this.getNodeParameter('modelId', i, '', { extractValue: true }) as string;
+	const messages = this.getNodeParameter('messages.values', i, []) as Array<{
+		content: string;
+		role: string;
+	}>;
+	const simplify = this.getNodeParameter('simplify', i, true) as boolean;
+	const jsonOutput = this.getNodeParameter('jsonOutput', i, false) as boolean;
+	const options = this.getNodeParameter('options', i, {});
+	const builtInTools = this.getNodeParameter('builtInTools', i, {}) as BuiltInTools;
+	validateNodeParameters(
+		options,
+		{
+			includeMergedResponse: { type: 'boolean', required: false },
+			systemMessage: { type: 'string', required: false },
+			codeExecution: { type: 'boolean', required: false },
+			frequencyPenalty: { type: 'number', required: false },
+			maxOutputTokens: { type: 'number', required: false },
+			candidateCount: { type: 'number', required: false },
+			presencePenalty: { type: 'number', required: false },
+			temperature: { type: 'number', required: false },
+			topP: { type: 'number', required: false },
+			topK: { type: 'number', required: false },
+			thinkingBudget: { type: 'number', required: false },
+			maxToolsIterations: { type: 'number', required: false },
+		},
+		this.getNode(),
+	);
+
+	const generationConfig: GenerateContentGenerationConfig = {
+		frequencyPenalty: options.frequencyPenalty,
+		maxOutputTokens: options.maxOutputTokens,
+		candidateCount: options.candidateCount,
+		presencePenalty: options.presencePenalty,
+		temperature: options.temperature,
+		topP: options.topP,
+		topK: options.topK,
+		responseMimeType: jsonOutput ? 'application/json' : undefined,
+	};
+
+	// Add thinkingConfig if thinkingBudget is specified
+	if (options.thinkingBudget !== undefined) {
+		generationConfig.thinkingConfig = {
+			thinkingBudget: options.thinkingBudget,
+		};
+	}
+
+	const nodeInputs = this.getNodeInputs();
+	const availableTools = nodeInputs.some((i) => i.type === 'ai_tool')
+		? await getConnectedTools(this, true)
+		: [];
+	const tools: Tool[] = [
+		{
+			functionDeclarations: availableTools.map((t) => ({
+				name: t.name,
+				description: t.description,
+				parameters: {
+					...zodToJsonSchema(t.schema, { target: 'openApi3' }),
+					// Google Gemini API throws an error if `additionalProperties` field is present
+					additionalProperties: undefined,
+				},
+			})),
+		},
+	];
+	if (!tools[0].functionDeclarations?.length) {
+		tools.pop();
+	}
+
+	if (this.getNode().typeVersion === 1) {
+		if (options.codeExecution) {
+			tools.push({
+				codeExecution: {},
+			});
+		}
+	}
+
+	// Add built-in tools and build toolConfig
+	let toolConfig: GenerateContentRequest['toolConfig'];
+	if (this.getNode().typeVersion >= 1.1) {
+		if (builtInTools) {
+			if (builtInTools.googleSearch) {
+				tools.push({
+					googleSearch: {},
+				});
+			}
+
+			const googleMapsOptions = builtInTools.googleMaps;
+			if (googleMapsOptions) {
+				tools.push({
+					googleMaps: {},
+				});
+
+				// Build toolConfig with retrievalConfig if latitude/longitude are provided
+				const latitude = googleMapsOptions.latitude;
+				const longitude = googleMapsOptions.longitude;
+				if (
+					latitude !== undefined &&
+					latitude !== '' &&
+					longitude !== undefined &&
+					longitude !== ''
+				) {
+					toolConfig = {
+						retrievalConfig: {
+							latLng: {
+								latitude: Number(latitude),
+								longitude: Number(longitude),
+							},
+						},
+					};
+				}
+			}
+
+			if (builtInTools.urlContext) {
+				tools.push({
+					urlContext: {},
+				});
+			}
+
+			const fileSearchOptions = builtInTools.fileSearch;
+			if (fileSearchOptions) {
+				const fileSearchStoreNamesRaw = fileSearchOptions.fileSearchStoreNames;
+				const metadataFilter = fileSearchOptions.metadataFilter;
+				let fileSearchStoreNames: string[] | undefined;
+				if (fileSearchStoreNamesRaw) {
+					const parsed = jsonParse(fileSearchStoreNamesRaw, {
+						errorMessage: 'Failed to parse file search store names',
+					});
+					if (Array.isArray(parsed)) {
+						fileSearchStoreNames = parsed;
+					}
+				}
+
+				tools.push({
+					fileSearch: {
+						...(fileSearchStoreNames && { fileSearchStoreNames }),
+						...(metadataFilter && { metadataFilter }),
+					},
+				});
+			}
+
+			if (builtInTools.codeExecution) {
+				tools.push({
+					codeExecution: {},
+				});
+			}
+		}
+	}
+
+	const contents: Content[] = messages.map((m) => ({
+		parts: [{ text: m.content }],
+		role: m.role,
+	}));
+	const body: GenerateContentRequest = {
+		tools,
+		contents,
+		generationConfig,
+		systemInstruction: options.systemMessage
+			? { parts: [{ text: options.systemMessage }] }
+			: undefined,
+		...(toolConfig && { toolConfig }),
+	};
+
+	let response = (await apiRequest.call(this, 'POST', `/v1beta/${model}:generateContent`, {
+		body,
+	})) as GenerateContentResponse;
+
+	const maxToolsIterations = this.getNodeParameter('options.maxToolsIterations', i, 15) as number;
+	const abortSignal = this.getExecutionCancelSignal();
+	let currentIteration = 1;
+	let toolCalls = getToolCalls(response);
+	while (toolCalls.length) {
+		if (
+			(maxToolsIterations > 0 && currentIteration >= maxToolsIterations) ||
+			abortSignal?.aborted
+		) {
+			break;
+		}
+
+		contents.push(...response.candidates.map((c) => c.content));
+
+		for (const { functionCall } of toolCalls) {
+			let toolResponse;
+			for (const availableTool of availableTools) {
+				if (availableTool.name === functionCall.name) {
+					toolResponse = (await availableTool.invoke(functionCall.args)) as IDataObject;
+				}
+			}
+
+			contents.push({
+				parts: [
+					{
+						functionResponse: {
+							id: functionCall.id,
+							name: functionCall.name,
+							response: {
+								result: toolResponse,
+							},
+						},
+					},
+				],
+				role: 'tool',
+			});
+		}
+
+		response = (await apiRequest.call(this, 'POST', `/v1beta/${model}:generateContent`, {
+			body,
+		})) as GenerateContentResponse;
+		toolCalls = getToolCalls(response);
+		currentIteration++;
+	}
+
+	const candidates = options.includeMergedResponse
+		? response.candidates.map((candidate) => ({
+				...candidate,
+				mergedResponse: candidate.content.parts
+					.filter((part) => 'text' in part)
+					.map((part) => (part as { text: string }).text)
+					.join(''),
+			}))
+		: response.candidates;
+
+	if (simplify) {
+		return candidates.map((candidate) => ({
+			json: candidate,
+			pairedItem: { item: i },
+		}));
+	}
+
+	return [
+		{
+			json: {
+				...response,
+				candidates,
+			},
+			pairedItem: { item: i },
+		},
+	];
+}

packages/@n8n/nodes-langchain/nodes/vendors/GoogleGemini/actions/versionDescription.ts

@@ -0,0 +1,103 @@
+/* eslint-disable n8n-nodes-base/node-filename-against-convention */
+import { NodeConnectionTypes, type INodeTypeDescription } from 'n8n-workflow';
+
+import * as audio from './audio';
+import * as document from './document';
+import * as file from './file';
+import * as fileSearch from './fileSearch';
+import * as image from './image';
+import * as text from './text';
+import * as video from './video';
+
+export const versionDescription: INodeTypeDescription = {
+	displayName: 'Google Gemini',
+	name: 'googleGemini',
+	icon: 'file:gemini.svg',
+	group: ['transform'],
+	version: [1, 1.1],
+	defaultVersion: 1.1,
+	subtitle: '={{ $parameter["operation"] + ": " + $parameter["resource"] }}',
+	description: 'Interact with Google Gemini AI models',
+	defaults: {
+		name: 'Google Gemini',
+	},
+	usableAsTool: true,
+	codex: {
+		alias: ['LangChain', 'video', 'document', 'audio', 'transcribe', 'assistant'],
+		categories: ['AI'],
+		subcategories: {
+			AI: ['Agents', 'Miscellaneous', 'Root Nodes'],
+		},
+		resources: {
+			primaryDocumentation: [
+				{
+					url: 'https://docs.n8n.io/integrations/builtin/app-nodes/n8n-nodes-langchain.googlegemini/',
+				},
+			],
+		},
+	},
+	inputs: `={{
+		(() => {
+			const resource = $parameter.resource;
+	  	const operation = $parameter.operation;
+			if (resource === 'text' && operation === 'message') {
+				return [{ type: 'main' }, { type: 'ai_tool', displayName: 'Tools' }];
+			}
+
+			return ['main'];
+		})()
+	}}`,
+	outputs: [NodeConnectionTypes.Main],
+	credentials: [
+		{
+			name: 'googlePalmApi',
+			required: true,
+		},
+	],
+	properties: [
+		{
+			displayName: 'Resource',
+			name: 'resource',
+			type: 'options',
+			noDataExpression: true,
+			options: [
+				{
+					name: 'Audio',
+					value: 'audio',
+				},
+				{
+					name: 'Document',
+					value: 'document',
+				},
+				{
+					name: 'File Search',
+					value: 'fileSearch',
+				},
+				{
+					name: 'Image',
+					value: 'image',
+				},
+				{
+					name: 'Media File',
+					value: 'file',
+				},
+				{
+					name: 'Text',
+					value: 'text',
+				},
+				{
+					name: 'Video',
+					value: 'video',
+				},
+			],
+			default: 'text',
+		},
+		...audio.description,
+		...document.description,
+		...file.description,
+		...fileSearch.description,
+		...image.description,
+		...text.description,
+		...video.description,
+	],
+};

packages/@n8n/nodes-langchain/nodes/vendors/GoogleGemini/actions/video/analyze.operation.ts

@@ -0,0 +1,102 @@
+import type { IExecuteFunctions, INodeExecutionData, INodeProperties } from 'n8n-workflow';
+import { updateDisplayOptions } from 'n8n-workflow';
+
+import { baseAnalyze } from '../../helpers/baseAnalyze';
+import { modelRLC } from '../descriptions';
+
+const properties: INodeProperties[] = [
+	modelRLC('modelSearch'),
+	{
+		displayName: 'Text Input',
+		name: 'text',
+		type: 'string',
+		placeholder: "e.g. What's in this video?",
+		default: "What's in this video?",
+		typeOptions: {
+			rows: 2,
+		},
+	},
+	{
+		displayName: 'Input Type',
+		name: 'inputType',
+		type: 'options',
+		default: 'url',
+		options: [
+			{
+				name: 'Video URL(s)',
+				value: 'url',
+			},
+			{
+				name: 'Binary File(s)',
+				value: 'binary',
+			},
+		],
+	},
+	{
+		displayName: 'URL(s)',
+		name: 'videoUrls',
+		type: 'string',
+		placeholder: 'e.g. https://example.com/video.mp4',
+		description: 'URL(s) of the video(s) to analyze, multiple URLs can be added separated by comma',
+		default: '',
+		displayOptions: {
+			show: {
+				inputType: ['url'],
+			},
+		},
+	},
+	{
+		displayName: 'Input Data Field Name(s)',
+		name: 'binaryPropertyName',
+		type: 'string',
+		default: 'data',
+		placeholder: 'e.g. data',
+		hint: 'The name of the input field containing the binary file data to be processed',
+		description:
+			'Name of the binary field(s) which contains the video(s), seperate multiple field names with commas',
+		displayOptions: {
+			show: {
+				inputType: ['binary'],
+			},
+		},
+	},
+	{
+		displayName: 'Simplify Output',
+		name: 'simplify',
+		type: 'boolean',
+		default: true,
+		description: 'Whether to simplify the response or not',
+	},
+	{
+		displayName: 'Options',
+		name: 'options',
+		placeholder: 'Add Option',
+		type: 'collection',
+		default: {},
+		options: [
+			{
+				displayName: 'Length of Description (Max Tokens)',
+				description: 'Fewer tokens will result in shorter, less detailed video description',
+				name: 'maxOutputTokens',
+				type: 'number',
+				default: 300,
+				typeOptions: {
+					minValue: 1,
+				},
+			},
+		],
+	},
+];
+
+const displayOptions = {
+	show: {
+		operation: ['analyze'],
+		resource: ['video'],
+	},
+};
+
+export const description = updateDisplayOptions(displayOptions, properties);
+
+export async function execute(this: IExecuteFunctions, i: number): Promise<INodeExecutionData[]> {
+	return await baseAnalyze.call(this, i, 'videoUrls', 'video/mp4');
+}

packages/@n8n/nodes-langchain/nodes/vendors/GoogleGemini/actions/video/download.operation.ts

@@ -0,0 +1,64 @@
+import type { IExecuteFunctions, INodeExecutionData, INodeProperties } from 'n8n-workflow';
+import { updateDisplayOptions } from 'n8n-workflow';
+
+import { downloadFile } from '../../helpers/utils';
+
+const properties: INodeProperties[] = [
+	{
+		displayName: 'URL',
+		name: 'url',
+		type: 'string',
+		placeholder: 'e.g. https://generativelanguage.googleapis.com/v1beta/files/abcdefg:download',
+		description: 'The URL from Google Gemini API to download the video from',
+		default: '',
+	},
+	{
+		displayName: 'Options',
+		name: 'options',
+		placeholder: 'Add Option',
+		type: 'collection',
+		default: {},
+		options: [
+			{
+				displayName: 'Put Output in Field',
+				name: 'binaryPropertyOutput',
+				type: 'string',
+				default: 'data',
+				hint: 'The name of the output field to put the binary file data in',
+			},
+		],
+	},
+];
+
+const displayOptions = {
+	show: {
+		operation: ['download'],
+		resource: ['video'],
+	},
+};
+
+export const description = updateDisplayOptions(displayOptions, properties);
+
+export async function execute(this: IExecuteFunctions, i: number): Promise<INodeExecutionData[]> {
+	const url = this.getNodeParameter('url', i, '') as string;
+	const binaryPropertyOutput = this.getNodeParameter(
+		'options.binaryPropertyOutput',
+		i,
+		'data',
+	) as string;
+	const credentials = await this.getCredentials('googlePalmApi');
+	const { fileContent, mimeType } = await downloadFile.call(this, url, 'video/mp4', {
+		key: credentials.apiKey as string,
+	});
+	const binaryData = await this.helpers.prepareBinaryData(fileContent, 'video.mp4', mimeType);
+	return [
+		{
+			binary: { [binaryPropertyOutput]: binaryData },
+			json: {
+				...binaryData,
+				data: undefined,
+			},
+			pairedItem: { item: i },
+		},
+	];
+}

packages/@n8n/nodes-langchain/nodes/vendors/GoogleGemini/actions/video/generate.operation.ts

@@ -0,0 +1,212 @@
+import type { IExecuteFunctions, INodeExecutionData, INodeProperties } from 'n8n-workflow';
+import { NodeOperationError, updateDisplayOptions } from 'n8n-workflow';
+
+import type { VeoResponse } from '../../helpers/interfaces';
+import { downloadFile } from '../../helpers/utils';
+import { apiRequest } from '../../transport';
+import { modelRLC } from '../descriptions';
+
+const properties: INodeProperties[] = [
+	modelRLC('videoGenerationModelSearch'),
+	{
+		displayName: 'Prompt',
+		name: 'prompt',
+		type: 'string',
+		placeholder: 'e.g. Panning wide shot of a calico kitten sleeping in the sunshine',
+		description: 'A text description of the desired video',
+		default: '',
+		typeOptions: {
+			rows: 2,
+		},
+	},
+	{
+		displayName: 'Return As',
+		name: 'returnAs',
+		type: 'options',
+		options: [
+			{
+				name: 'Video',
+				value: 'video',
+			},
+			{
+				name: 'URL',
+				value: 'url',
+			},
+		],
+		description:
+			'Whether to return the video as a binary file or a URL that can be used to download the video later',
+		default: 'video',
+	},
+	{
+		displayName: 'Options',
+		name: 'options',
+		placeholder: 'Add Option',
+		type: 'collection',
+		default: {},
+		options: [
+			{
+				displayName: 'Number of Videos',
+				name: 'sampleCount',
+				type: 'number',
+				default: 1,
+				description: 'How many videos to generate',
+				typeOptions: {
+					minValue: 1,
+					maxValue: 4,
+				},
+			},
+			{
+				displayName: 'Duration (Seconds)',
+				name: 'durationSeconds',
+				type: 'number',
+				default: 8,
+				description: 'Length of the generated video in seconds. Supported only by certain models.',
+				typeOptions: {
+					minValue: 5,
+					maxValue: 8,
+				},
+			},
+			{
+				displayName: 'Aspect Ratio',
+				name: 'aspectRatio',
+				type: 'options',
+				options: [
+					{
+						name: 'Widescreen (16:9)',
+						value: '16:9',
+						description: 'Most common aspect ratio for televisions and monitors',
+					},
+					{
+						name: 'Portrait (9:16)',
+						value: '9:16',
+						description: 'Popular for short-form videos like YouTube Shorts',
+					},
+				],
+				default: '16:9',
+			},
+			{
+				displayName: 'Person Generation',
+				name: 'personGeneration',
+				type: 'options',
+				options: [
+					{
+						name: "Don't Allow",
+						value: 'dont_allow',
+						description: 'Prevent generation of people in the video',
+					},
+					{
+						name: 'Allow Adult',
+						value: 'allow_adult',
+						description: 'Allow generation of adult people in the video',
+					},
+					{
+						name: 'Allow All',
+						value: 'allow_all',
+						description: 'Allow generation of all people in the video',
+					},
+				],
+				default: 'dont_allow',
+			},
+			{
+				displayName: 'Put Output in Field',
+				name: 'binaryPropertyOutput',
+				type: 'string',
+				default: 'data',
+				hint: 'The name of the output field to put the binary file data in',
+			},
+		],
+	},
+];
+
+const displayOptions = {
+	show: {
+		operation: ['generate'],
+		resource: ['video'],
+	},
+};
+
+export const description = updateDisplayOptions(displayOptions, properties);
+
+export async function execute(this: IExecuteFunctions, i: number): Promise<INodeExecutionData[]> {
+	const model = this.getNodeParameter('modelId', i, '', { extractValue: true }) as string;
+	const prompt = this.getNodeParameter('prompt', i, '') as string;
+	const returnAs = this.getNodeParameter('returnAs', i, 'video');
+	const options = this.getNodeParameter('options', i, {});
+	const binaryPropertyOutput = this.getNodeParameter(
+		'options.binaryPropertyOutput',
+		i,
+		'data',
+	) as string;
+	const credentials = await this.getCredentials('googlePalmApi');
+
+	if (!model.includes('veo')) {
+		throw new NodeOperationError(
+			this.getNode(),
+			`Model ${model} is not supported for video generation. Please use a Veo model`,
+			{
+				description: 'Video generation is only supported by Veo models',
+			},
+		);
+	}
+
+	const body = {
+		instances: [
+			{
+				prompt,
+			},
+		],
+		parameters: {
+			aspectRatio: options.aspectRatio,
+			personGeneration: options.personGeneration,
+			sampleCount: options.sampleCount ?? 1,
+			durationSeconds: options.durationSeconds,
+		},
+	};
+	let response = (await apiRequest.call(this, 'POST', `/v1beta/${model}:predictLongRunning`, {
+		body,
+	})) as VeoResponse;
+
+	while (!response.done) {
+		await new Promise((resolve) => setTimeout(resolve, 5000));
+		response = (await apiRequest.call(this, 'GET', `/v1beta/${response.name}`)) as VeoResponse;
+	}
+
+	if (response.error) {
+		throw new NodeOperationError(this.getNode(), response.error.message, {
+			description: 'Error generating video',
+		});
+	}
+
+	if (returnAs === 'video') {
+		const promises = response.response.generateVideoResponse.generatedSamples.map(
+			async (sample) => {
+				const { fileContent, mimeType } = await downloadFile.call(
+					this,
+					sample.video.uri,
+					'video/mp4',
+					{
+						key: credentials.apiKey as string,
+					},
+				);
+				const binaryData = await this.helpers.prepareBinaryData(fileContent, 'video.mp4', mimeType);
+				return {
+					binary: { [binaryPropertyOutput]: binaryData },
+					json: {
+						...binaryData,
+						data: undefined,
+					},
+					pairedItem: { item: i },
+				};
+			},
+		);
+
+		return await Promise.all(promises);
+	} else {
+		return response.response.generateVideoResponse.generatedSamples.map((sample) => ({
+			json: {
+				url: sample.video.uri,
+			},
+			pairedItem: { item: i },
+		}));
+	}
+}

packages/@n8n/nodes-langchain/nodes/vendors/GoogleGemini/actions/video/index.ts

@@ -0,0 +1,45 @@
+import type { INodeProperties } from 'n8n-workflow';
+
+import * as analyze from './analyze.operation';
+import * as download from './download.operation';
+import * as generate from './generate.operation';
+
+export { analyze, download, generate };
+
+export const description: INodeProperties[] = [
+	{
+		displayName: 'Operation',
+		name: 'operation',
+		type: 'options',
+		noDataExpression: true,
+		options: [
+			{
+				name: 'Analyze Video',
+				value: 'analyze',
+				action: 'Analyze video',
+				description: 'Take in videos and answer questions about them',
+			},
+			{
+				name: 'Generate a Video',
+				value: 'generate',
+				action: 'Generate a video',
+				description: 'Creates a video from a text prompt',
+			},
+			{
+				name: 'Download Video',
+				value: 'download',
+				action: 'Download a video',
+				description: 'Download a generated video from the Google Gemini API using a URL',
+			},
+		],
+		default: 'generate',
+		displayOptions: {
+			show: {
+				resource: ['video'],
+			},
+		},
+	},
+	...analyze.description,
+	...download.description,
+	...generate.description,
+];