@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 
Qualify lead lists and find professional emails with OpenAI and Google Sheets
Qualify Lead Lists And Find Professional Emails With OpenAI and Google Sheets Drop a lead list into Google Drive. Thi...
Generate and Send Personalized Quotations PDF
This Template Demonstrates How To Automate Generating and Sending Personalized Quotations as PDF. Use cases are many:...
Route Gmail emails to Slack by intent using OpenAI and log to Sheets
If your team shares an inbox and someone has to manually read every email to decide where it goes, this workflow take...
Summarize Apple podcast episodes with ElevenLabs and GPT-5-MINI
How it works Submit one or more Apple Podcast episode URLs via the built in n8n form The workflow queries the iTunes...
Route Discord support messages into ClickUp tasks with OpenAI GPT-4.1-mini
How it works This workflow monitors a Discord channel on a schedule and processes recent messages automatically. Each...
Generate real-estate marketing images and videos with OpenAI and Google Drive
Automated Real Estate Content Generation Workflow This n8n workflow automates turning short user ideas into productio...
Rerank PM priorities every 2 hours using OpenAI, Notion, and Slack
Description AI powered priority re evaluation every 2 hours. Analyzes new signals, meeting decisions, emails, and blo...
Generate C API HTML docs from Google Drive headers with GPT-4o and Gmail
Overview This n8n workflow automatically generates professional API documentation from C header ( ) files using AI. I...
Create and publish AI carousel posts from Telegram to Instagram, Facebook and TikTok with OpenAI, APITemplate.io and Blotato
Who is this for Content creators, social media managers, and solopreneurs who want to automate carousel post creation...
Generate institutional-style stock price targets and BUY/HOLD/SELL alerts with ChatGPT and Gemini
AI Institutional Stock Valuation Engine with Risk Scoring & Scenario Targets A professional grade AI equity analysis...
Query expenses on Telegram with GPT-4.1 and Google Sheets
Chat with Your Finances on Telegram Ask questions like “How much did I spend on food last month?” and get instant ans...
Automate LinkedIn job search, AI scoring, and resume creation with OpenRouter, OpenAI, Google Sheets & Docs
Who is this for? Job seekers who want to automate their entire job search pipeline — from discovering new listings to...
Send personalized daily learning emails for women using GPT-4o and Gmail
Description Most learning newsletters send the same email to everyone. This workflow does the opposite — every subscr...
Build an AI confidence coach for women with GPT-4o, Google Sheets and Gmail
Description Most career advice is generic. This workflow builds a fully personalized AI coaching system that remember...
Track menstrual cycles and send Gmail phase reminders with GPT-4o and Google Sheets
Description Most period tracking apps tell you when your period is coming. This workflow goes further — it tracks eve...
OpenClaw Clone 🦞: Expandable Personal Telegram AI Agent Template
This workflow implements an advanced AI automation agent (OpenClaw Agent) that interacts with users through Telegram...
Route and log incoming emails with GPT-4, Excel 365 and Telegram
AI Email Analyzer with Department Routing and Excel Logging (n8n Workflow) Overview This workflow automatically analy...
AI-Powered WhatsApp Chatbot 🤖📅: Complete Booking Assistant with Gemini & Google
This workflow implements an AI powered WhatsApp booking assistant for a hair salon. The system allows customers to bo...
Analyze stocks in Telegram with Twelve Data, GPT-4o and o3-mini
TwelveData Pro Analyst — AI Powered Stock Analysis Bot for Telegram Turn your Telegram into a personal Bloomberg term...
Improve AI support email drafts with Gmail, OpenAI and PostgreSQL
Self learning feedback loop for AI customer support email drafts with Gmail, OpenAI and PostgreSQL Automatically comp...
Route AI queries cost‐efficiently with GPT‐4o‐mini, GPT‐4o and confidence scoring
This workflow implements a cost optimized AI routing system using n8n. It intelligently decides whether a request sho...
Monitor D2C inventory, forecast demand with GPT-4o, and send POs via Google Sheets and Gmail
Description Stop finding out you're out of stock after a customer already tried to buy. This workflow monitors your e...
Build a Google Drive internal knowledge base with OpenAI and Pinecone
Description Every company has documents sitting in Google Drive that nobody reads. HR policies, sales playbooks, prod...
Score and auto-reply to new leads with OpenAI and Gmail
++Who is this for++ Small business owners, freelancers, and agencies who receive inbound leads through a web form and...
