@n8n/n8n-nodes-langchain.lmchatopenai
2,488 workflows using this node.
What is the @n8n/n8n-nodes-langchain.lmchatopenai node used for in n8n workflows?
@n8n/n8n-nodes-langchain.lmchatopenai n8n workflows are automation templates that use the @n8n/n8n-nodes-langchain.lmchatopenai 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-lmchatopenai 
Nurture leads via email, WhatsApp, OpenAI, and Google Sheets CRM
This powerful automation workflow transforms raw leads into qualified prospects through intelligent, multi channel nu...
Send behavior-based marketing emails with OpenAI GPT-4o and SendGrid
This intelligent workflow automates the entire lifecycle of behavior driven email marketing — from real time event ca...
Generate LinkedIn posts with GPT-4o-mini, Gemini images, human approval, and auto-publish
An advanced AI powered LinkedIn automation workflow built with n8n that generates high engagement LinkedIn posts usin...
Route ERP tasks across departments with GPT-4, Slack, Gmail and human approval
How It Works This workflow automates enterprise resource planning (ERP) operations across Engineering, Finance, HR, a...
Coordinate robot swarms with OpenAI GPT-5 and real-time Slack alerts
How It Works This workflow automates multi robot swarm coordination for robotics engineers, autonomous systems resear...
Turn a GitHub knowledge base into a Telegram RAG bot with Qwen via OpenRouter
WHAT IT DOES This workflow turns a plain JSON file sitting in a GitHub repository into a fully functional Telegram ch...
Detect multi-modal plagiarism with OpenAI GPT-4, Whisper, and vector search
How It Works This workflow automates academic and professional plagiarism detection by processing multi modal submiss...
Provide academic OCR and RAG answers on Telegram with Gemini, GPT-4 mini and Supabase
️ How It Works: System Architecture Workflow ini bekerja melalui empat lapisan proses utama yang terintegrasi secara...
Turn course videos into ClickUp learning tasks with WayinVideo and GPT‐4o‐mini
Description Submit any course or lecture video URL along with the course title, module name, assignee, due date, and...
Qualify and nurture Typeform leads in GoHighLevel with OpenAI, Calendly, Gmail and Slack
Who it's for Service businesses, agencies, and consultants using GoHighLevel as their CRM who want to automatically q...
Send daily TikTok trend digests to Telegram using WayinVideo and GPT-4o-mini
Description Add TikTok video URLs to a Google Sheet and every morning at 8AM the workflow automatically processes eac...
Generate & Upload llms.txt for websites GEO optimization 🕸️🌐 with ScrapegraphAI
This workflow automatically generates an file (following the llmstxt.org specification) for any given website. It use...
Turn webinar recordings into Salesforce follow-up emails with WayinVideo and GPT-4o-mini
Description Submit your webinar recording URL along with the webinar title, host name, company name, date, and CTA li...
Generate YouTube chapter timestamps and community posts using WayinVideo and GPT-4o-mini
Description Submit any YouTube tutorial or how to video URL along with your section search query and the workflow fin...
Turn webinars into a 5-day email course using WayinVideo, GPT-4o-mini, and Google Sheets
Description Submit any webinar recording URL using a simple form along with your course name, target audience, brand...
Compare rental estimates from Zillow, HUD FMR and Rentometer with GPT-4.1
Who is this for? Real estate investors and analysts evaluating buy and hold rentals, BRRRR deals, or any property whe...
Monitor competitor YouTube videos weekly with WayinVideo and GPT-4o-mini
Description Add your competitors' YouTube video URLs to a Google Sheet once and every Monday at 8AM the workflow auto...
Track daily job applications from Gmail to Google Sheets via GPT-4o-mini with approval
Who's it for Active job seekers who apply to 10–30 roles a week and lose track of which application is at what stage....
Scrape and rewrite LinkedIn AI posts with Apify, Groq, OpenAI and Google Sheets
How it works 1. User submits a form with a LinkedIn profile URL and number of posts to scrape 2. Apify's LinkedIn Pos...
Turn YouTube videos into weekly short clips with captions using WayinVideo and GPT-4o-mini
Description Add your old YouTube video URLs to a Google Sheet once and every Monday at 9AM the workflow automatically...
Extract earnings call highlights with GPT-4o-mini and WayinVideo Find Moments
Description Submit an earnings call recording URL along with the company name, ticker, quarter, and the financial top...
Find real estate deals from Facebook groups with GPT-4o and Twilio SMS alerts
Who is this for? Real estate investors, wholesalers, and house flippers who want to stop manually scrolling Facebook...
Analyze business data from Google Sheets with an OpenAI chatbot
Business Data Analyst Chatbot Overview This workflow is a chat based Business Data Analyst Chatbot built in n8n . It...
Track sales call objections with GPT-4o-mini coaching using WayinVideo and Airtable
Description Submit a sales call recording URL and describe the objection type you want to find — such as "pricing too...