first commit

packages/@n8n/nodes-langchain/nodes/vendors/Anthropic/actions/prompt/generate.operation.ts

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+import type { IExecuteFunctions, INodeExecutionData, INodeProperties } from 'n8n-workflow';
+import { updateDisplayOptions } from 'n8n-workflow';
+
+import type { PromptResponse } from '../../helpers/interfaces';
+import { apiRequest } from '../../transport';
+
+const properties: INodeProperties[] = [
+	{
+		displayName: 'Task',
+		name: 'task',
+		type: 'string',
+		description: "Description of the prompt's purpose",
+		placeholder: 'e.g. A chef for a meal prep planning service',
+		default: '',
+		typeOptions: {
+			rows: 2,
+		},
+	},
+	{
+		displayName: 'Simplify Output',
+		name: 'simplify',
+		type: 'boolean',
+		default: true,
+		description: 'Whether to return a simplified version of the response instead of the raw data',
+	},
+];
+
+const displayOptions = {
+	show: {
+		operation: ['generate'],
+		resource: ['prompt'],
+	},
+};
+
+export const description = updateDisplayOptions(displayOptions, properties);
+
+export async function execute(this: IExecuteFunctions, i: number): Promise<INodeExecutionData[]> {
+	const task = this.getNodeParameter('task', i, '') as string;
+	const simplify = this.getNodeParameter('simplify', i, true) as boolean;
+
+	const body = {
+		task,
+	};
+	const response = (await apiRequest.call(this, 'POST', '/v1/experimental/generate_prompt', {
+		body,
+		enableAnthropicBetas: { promptTools: true },
+	})) as PromptResponse;
+
+	if (simplify) {
+		return [
+			{
+				json: {
+					messages: response.messages,
+					system: response.system,
+				},
+				pairedItem: { item: i },
+			},
+		];
+	}
+
+	return [
+		{
+			json: { ...response },
+			pairedItem: { item: i },
+		},
+	];
+}

packages/@n8n/nodes-langchain/nodes/vendors/Anthropic/actions/prompt/improve.operation.ts

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+import type { IExecuteFunctions, INodeExecutionData, INodeProperties } from 'n8n-workflow';
+import { updateDisplayOptions } from 'n8n-workflow';
+
+import type { Message, PromptResponse } from '../../helpers/interfaces';
+import { apiRequest } from '../../transport';
+
+const properties: INodeProperties[] = [
+	{
+		displayName: 'Messages',
+		name: 'messages',
+		type: 'fixedCollection',
+		typeOptions: {
+			sortable: true,
+			multipleValues: true,
+		},
+		description: 'Messages that constitute the prompt to be improved',
+		placeholder: 'Add Message',
+		default: { values: [{ content: '', role: 'user' }] },
+		options: [
+			{
+				displayName: 'Values',
+				name: 'values',
+				values: [
+					{
+						displayName: 'Prompt',
+						name: 'content',
+						type: 'string',
+						description: 'The content of the message to be sent',
+						default: '',
+						placeholder: 'e.g. Concise instructions for a meal prep service',
+						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: 'Assistant',
+								value: 'assistant',
+								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: 'Options',
+		name: 'options',
+		placeholder: 'Add Option',
+		type: 'collection',
+		default: {},
+		options: [
+			{
+				displayName: 'System Message',
+				name: 'system',
+				type: 'string',
+				description: 'The existing system prompt to incorporate, if any',
+				default: '',
+				placeholder: 'e.g. You are a professional meal prep chef',
+			},
+			{
+				displayName: 'Feedback',
+				name: 'feedback',
+				type: 'string',
+				description: 'Feedback for improving the prompt',
+				default: '',
+				placeholder: 'e.g. Make it more detailed and include cooking times',
+			},
+		],
+	},
+];
+
+const displayOptions = {
+	show: {
+		operation: ['improve'],
+		resource: ['prompt'],
+	},
+};
+
+export const description = updateDisplayOptions(displayOptions, properties);
+
+export async function execute(this: IExecuteFunctions, i: number): Promise<INodeExecutionData[]> {
+	const messages = this.getNodeParameter('messages.values', i, []) as Message[];
+	const simplify = this.getNodeParameter('simplify', i, true) as boolean;
+	const options = this.getNodeParameter('options', i, {});
+
+	const body = {
+		messages,
+		system: options.system,
+		feedback: options.feedback,
+	};
+	const response = (await apiRequest.call(this, 'POST', '/v1/experimental/improve_prompt', {
+		body,
+		enableAnthropicBetas: { promptTools: true },
+	})) as PromptResponse;
+
+	if (simplify) {
+		return [
+			{
+				json: {
+					messages: response.messages,
+					system: response.system,
+				},
+				pairedItem: { item: i },
+			},
+		];
+	}
+
+	return [
+		{
+			json: { ...response },
+			pairedItem: { item: i },
+		},
+	];
+}

packages/@n8n/nodes-langchain/nodes/vendors/Anthropic/actions/prompt/index.ts

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+import type { INodeProperties } from 'n8n-workflow';
+
+import * as generate from './generate.operation';
+import * as improve from './improve.operation';
+import * as templatize from './templatize.operation';
+
+export { generate, improve, templatize };
+
+export const description: INodeProperties[] = [
+	{
+		displayName: 'Operation',
+		name: 'operation',
+		type: 'options',
+		noDataExpression: true,
+		options: [
+			{
+				name: 'Generate Prompt',
+				value: 'generate',
+				action: 'Generate a prompt',
+				description: 'Generate a prompt for a model',
+			},
+			{
+				name: 'Improve Prompt',
+				value: 'improve',
+				action: 'Improve a prompt',
+				description: 'Improve a prompt for a model',
+			},
+			{
+				name: 'Templatize Prompt',
+				value: 'templatize',
+				action: 'Templatize a prompt',
+				description: 'Templatize a prompt for a model',
+			},
+		],
+		default: 'generate',
+		displayOptions: {
+			show: {
+				resource: ['prompt'],
+			},
+		},
+	},
+	{
+		displayName:
+			'The <a href="https://docs.anthropic.com/en/api/prompt-tools-generate">prompt tools APIs</a> are in a closed research preview. Your organization must request access to use them.',
+		name: 'experimentalNotice',
+		type: 'notice',
+		default: '',
+		displayOptions: {
+			show: {
+				resource: ['prompt'],
+			},
+		},
+	},
+	...generate.description,
+	...improve.description,
+	...templatize.description,
+];

packages/@n8n/nodes-langchain/nodes/vendors/Anthropic/actions/prompt/templatize.operation.ts

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+import type { IExecuteFunctions, INodeExecutionData, INodeProperties } from 'n8n-workflow';
+import { updateDisplayOptions } from 'n8n-workflow';
+
+import type { Message, TemplatizeResponse } from '../../helpers/interfaces';
+import { apiRequest } from '../../transport';
+
+const properties: INodeProperties[] = [
+	{
+		displayName: 'Messages',
+		name: 'messages',
+		type: 'fixedCollection',
+		typeOptions: {
+			sortable: true,
+			multipleValues: true,
+		},
+		description: 'Messages that constitute the prompt to be templatized',
+		placeholder: 'Add Message',
+		default: { values: [{ content: '', role: 'user' }] },
+		options: [
+			{
+				displayName: 'Values',
+				name: 'values',
+				values: [
+					{
+						displayName: 'Prompt',
+						name: 'content',
+						type: 'string',
+						description: 'The content of the message to be sent',
+						default: '',
+						placeholder: 'e.g. Translate hello to German',
+						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: 'Assistant',
+								value: 'assistant',
+								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: 'Options',
+		name: 'options',
+		placeholder: 'Add Option',
+		type: 'collection',
+		default: {},
+		options: [
+			{
+				displayName: 'System Message',
+				name: 'system',
+				type: 'string',
+				description: 'The existing system prompt to templatize',
+				default: '',
+				placeholder: 'e.g. You are a professional English to German translator',
+			},
+		],
+	},
+];
+
+const displayOptions = {
+	show: {
+		operation: ['templatize'],
+		resource: ['prompt'],
+	},
+};
+
+export const description = updateDisplayOptions(displayOptions, properties);
+
+export async function execute(this: IExecuteFunctions, i: number): Promise<INodeExecutionData[]> {
+	const messages = this.getNodeParameter('messages.values', i, []) as Message[];
+	const simplify = this.getNodeParameter('simplify', i, true) as boolean;
+	const options = this.getNodeParameter('options', i, {});
+
+	const body = {
+		messages,
+		system: options.system,
+	};
+	const response = (await apiRequest.call(this, 'POST', '/v1/experimental/templatize_prompt', {
+		body,
+		enableAnthropicBetas: { promptTools: true },
+	})) as TemplatizeResponse;
+
+	if (simplify) {
+		return [
+			{
+				json: {
+					messages: response.messages,
+					system: response.system,
+					variable_values: response.variable_values,
+				},
+				pairedItem: { item: i },
+			},
+		];
+	}
+
+	return [
+		{
+			json: { ...response },
+			pairedItem: { item: i },
+		},
+	];
+}