@watzon/n8n-nodes-perplexity
Version:
n8n node to interact with the Perplexity AI API
218 lines • 8.58 kB
JavaScript
;
Object.defineProperty(exports, "__esModule", { value: true });
exports.Perplexity = void 0;
class Perplexity {
constructor() {
this.description = {
displayName: 'Perplexity',
name: 'perplexity',
icon: 'file:perplexity.svg',
group: ['transform'],
version: 1,
subtitle: '={{$parameter["operation"]}}',
description: 'Interact with Perplexity AI API',
defaults: {
name: 'Perplexity',
},
inputs: ["main"],
outputs: ["main"],
credentials: [
{
name: 'perplexityApi',
required: true,
},
],
properties: [
{
displayName: 'Operation',
name: 'operation',
type: 'options',
noDataExpression: true,
options: [
{
name: 'Chat Completion',
value: 'chatCompletion',
description: 'Create a chat completion',
action: 'Create a chat completion',
},
],
default: 'chatCompletion',
},
{
displayName: 'Model',
name: 'model',
type: 'options',
options: [
{
name: 'Sonar Deep Research',
value: 'sonar-deep-research',
},
{
name: 'Sonar Reasoning Pro',
value: 'sonar-reasoning-pro',
},
{
name: 'Sonar Reasoning',
value: 'sonar-reasoning',
},
{
name: 'Sonar Pro',
value: 'sonar-pro',
},
{
name: 'Sonar',
value: 'sonar',
},
{
name: 'R1 1776',
value: 'r1-1776',
},
{
name: 'Llama 3.1 Sonar Small (Legacy)',
value: 'llama-3.1-sonar-small-128k-online',
},
{
name: 'Llama 3.1 Sonar Large (Legacy)',
value: 'llama-3.1-sonar-large-128k-online',
},
{
name: 'Llama 3.1 Sonar Huge (Legacy)',
value: 'llama-3.1-sonar-huge-128k-online',
},
],
default: 'sonar',
description: 'The model to use for completion',
required: true,
},
{
displayName: 'Messages',
name: 'messages',
type: 'fixedCollection',
typeOptions: {
multipleValues: true,
},
default: {},
options: [
{
name: 'messagesUi',
displayName: 'Message',
values: [
{
displayName: 'Role',
name: 'role',
type: 'options',
options: [
{
name: 'System',
value: 'system',
},
{
name: 'User',
value: 'user',
},
{
name: 'Assistant',
value: 'assistant',
},
],
default: 'user',
},
{
displayName: 'Content',
name: 'content',
type: 'string',
default: '',
},
],
},
],
description: 'The messages to send to the API',
},
{
displayName: 'Additional Fields',
name: 'additionalFields',
type: 'collection',
placeholder: 'Add Field',
default: {},
options: [
{
displayName: 'Temperature',
name: 'temperature',
type: 'number',
typeOptions: {
minValue: 0,
maxValue: 2,
},
default: 0.7,
description: 'Sampling temperature between 0 and 2',
},
{
displayName: 'Max Tokens',
name: 'max_tokens',
type: 'number',
default: 1024,
description: 'Maximum number of tokens to generate',
},
{
displayName: 'Top P',
name: 'top_p',
type: 'number',
typeOptions: {
minValue: 0,
maxValue: 1,
},
default: 0.9,
description: 'Nucleus sampling parameter',
},
],
},
],
};
}
async execute() {
const items = this.getInputData();
const returnData = [];
for (let i = 0; i < items.length; i++) {
try {
const operation = this.getNodeParameter('operation', i);
if (operation === 'chatCompletion') {
const model = this.getNodeParameter('model', i);
const messagesUi = this.getNodeParameter('messages.messagesUi', i, []);
const additionalFields = this.getNodeParameter('additionalFields', i);
const messages = messagesUi.map((messageData) => ({
role: messageData.role,
content: messageData.content,
}));
const body = {
model,
messages,
...additionalFields,
};
const response = await this.helpers.requestWithAuthentication.call(this, 'perplexityApi', {
method: 'POST',
url: 'https://api.perplexity.ai/chat/completions',
body,
json: true,
});
returnData.push({
json: response,
});
}
}
catch (error) {
if (this.continueOnFail()) {
returnData.push({
json: {
error: error.message,
},
});
continue;
}
throw error;
}
}
return [returnData];
}
}
exports.Perplexity = Perplexity;
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