@n8n/n8n-nodes-langchain.openai
1,274 workflows using this node.
What is the @n8n/n8n-nodes-langchain.openai node used for in n8n workflows?
@n8n/n8n-nodes-langchain.openai n8n workflows are automation templates that use the @n8n/n8n-nodes-langchain.openai node as part of a reusable workflow. Builders use these templates to inspect how the node connects with triggers, data transformation steps, app integrations, notifications, storage, or AI-powered actions inside n8n. Each workflow listing includes a title, summary, author attribution, categories, complexity level, source links when available, and a downloadable JSON file for review before import. Use this page to compare practical examples, understand the surrounding nodes, and choose a template that can be safely tested and adapted in your own n8n workspace.
n8n-n8n-nodes-langchain-openai 
Smart knowledge base builder — auto-convert websites into AI training data
AI Powered Knowledge Base Builder — Turn Any Website into LLM Optimized Markdown & TXT Files Automate the entire proc...
Create daily newsletter digests from Gmail using GPT-4.1-mini
Summary Every day at a set time, this workflow fetches yesterday’s newsletters from Gmail, summarizes each email into...
On-demand email newsletter summaries from Gmail to Telegram with GPT-4.1-mini
Summary Send a number to your Telegram bot (e.g., 2) and get a neatly formatted digest of all Gmail newsletters recei...
Automate stock trades with AI-driven technical analysis & Alpaca Trading
AI Powered Stock Analysis & Auto Trading Workflow Supercharge your trading decisions with this end to end AI automati...
Log food calories from images to Google Sheets using LINE and OpenAI Vision
This workflow allows a LINE user to send either text or an image of food to a connected LINE bot. If text is sent, th...
Auto-publish content to 9 social platforms with Blotato & Airtable
This workflow contains community nodes that are only compatible with the self hosted version of n8n. How it works • P...
Generate multiple AI images with DALL·E 2 and upload to Google Drive
n8n Workflow: OpenAI DALL·E 2 Image Generation & Google Drive Upload Description This n8n workflow automates the proc...
Personalized AI assistant with voice support, email/calendar & web tools integration
Intro This workflow shows how to go beyond a “plain” AI chatbot by: Adding a Personality Layer — Link an extra LLM to...
Triage AWS security misconfigurations with GPT-4.1 Mini and send alerts to Gmail
What this workflow does Automatically triages risky AWS misconfigurations and alerts your team. Pipeline: Security Hu...
Website uptime monitoring with GPT-4 analysis and Gmail notifications
How it works Checks if a website is up, sends the HTTP result to an AI model (ChatGPT) for analysis, and emails a cle...
LinkedIn lead generation with GPT-4o, Apify scraping, and automated outreach
LinkedIn Lead Gen Flywheel – Apify → GPT 4o → Google Sheets → Phantombuster What this workflow does 1. Collect audien...
Auto-detect actionable emails with OpenAI & get alert message on Teams via flow
What It Does This workflow automatically runs when a new email is received in the user's Gmail account. It sends the...
Automate hyper-personalized email outreach with AI, Gmail & Google Sheets
This n8n template from Intuz provides a complete and automated solution for hyper personalized email outreach. It pow...
Transform travel photos into narrative stories with GPT-4O Vision
Who is this for? This workflow is designed for travel bloggers, content creators, social media managers, and anyone w...
Deep research agent - automated research & Notion report builder
This workflow acts as an AI powered research assistant that takes a topic from the user, performs multi step intellig...
Scan URLs for security threats with urlscan.io and GPT-4o mini
How it works • Webhook → urlscan.io → GPT 4o mini → Gmail • Payload example: • urlscan.io returns a Scan ID and raw J...
AI-powered automatic analysis of YouTube product reviews with Apify + GPT
AI Powered Automatic Analysis of YouTube Product Reviews With Apify This n8n workflow automates the process of search...
Audience problem keyword research workflow with OpenAI, Ahrefs and Google Sheets
This workflow contains community nodes that are only compatible with the self hosted version of n8n. Generates releva...
Voice to podcast script generator with OpenAI & Notion via Telegram
Automated Podcast Note Taker for Notion ️ Transform voice notes into polished podcast scripts—automatically! What It...
Workflow to summary group Whatsapp
What's up Guys. I'm Luís 🏻 ️ Let me make one thing clear up front: this isn't just another WhatsApp summary workflo...
AI-powered cold call machine with LinkedIn, OpenAI & Sales Navigator
AI Powered Cold Call Machine Purpose The AI Powered Cold Call Machine is a fully automated workflow designed to gener...
Automate IT support with Telegram voice to JIRA tickets using Whisper & GPT-4.1 Mini
IT Voice Support Automation Bot – Telegram Voice Message to JIRA ticket with OpenAI Whisper Automatically process IT...
UX interview analysis with OpenAI: transcribe and export to Google Sheets
UX Interview Analysis with OpenAI: Transcipt, Summarize, and Export to Google Sheets! About Easily analyze and summar...
Automatically transcribe Telegram voice messages with OpenAI Whisper & Google Workspace
️ VoiceScribe AI: Telegram Audio Message Auto Transcription with OpenAI Whisper Automatically transcribe Telegram voi...