@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 
Find qualified leads in Reddit posts with Firecrawl and GPT-4.1-mini
Reddit Lead Generation Automation (Batch Processing Version) Overview Automatically find potential customers on Reddi...
Scrape verified decision-maker emails from Google with GPT-4.1 and Apify
Description This workflow automatically discovers decision maker email addresses from Google search results using AI....
Score Zoho support tickets with OpenAI and sync upsell alerts to Zoho CRM
Zoho CRM Automation Help Desk to CRM Intelligence Bridge This workflow functions as a sales intelligence bridge betwe...
Generate long-form SEO articles from news with LINE approvals and Google Docs
Status: Published Description Generate high quality, long form SEO articles from trending news using mobile first app...
💾 Generate Blog Posts on Autopilot with GPT‐5, Tavily and WordPress
Who Is This For? This workflow is designed for marketers, content creators, agencies, and solo founders who want to p...
Generate consulting KPI summaries with GPT-4o-mini, Slack and Google Sheets
Consulting KPI Reporting Automation with AI Summaries Author: Hyrum Hurst, AI Automation Engineer at QuarterSmart Con...
Facebook Messenger Chatbot That Learns From Your Documents
Quickstart Guide: Facebook Messenger Chatbot with Pinecone RAG Step by step instructions to get this workflow running...
Draft personalized Outlook support email replies with Supabase RAG and OpenAI
Description This workflow automates the first line of customer support by intelligently drafting email replies. It br...
💅 AI Agents Generate Content & Automate Posting for Beauty Salon Social Media 📲
AI Agents Generate Content & Automate Posting for Beauty Salon Social Media Who Is This For? This workflow is for bea...
Automate systematic literature reviews with Google Drive, GPT-4, Gemini, Qdrant and Airtable
How it works Automates systematic literature review by downloading papers from Google Drive, extracting text, and eva...
Label Gmail inbox emails with GPT-4o and store them in Mem0
Who’s it for This template is for small business owners like contractors, consultants, and agency owners who close de...
Capture, qualify, and route real estate leads with WhatsApp, Typeform, Airtable, Slack, Gmail, and GPT-4.1-mini
Overview This n8n powered workflow automates the entire lifecycle of real estate lead intake, qualification, routing,...
Generate AI SOPs from Google Drive with GPT‐4o, Google Docs and Sheets
This workflow automatically converts unstructured internal documentation into clear, actionable Standard Operating Pr...
Optimize fleet routes and anomaly alerts with GPT-4, Slack and Postgres
How It Works This workflow automates veterinary clinic operations and client communications for animal hospitals and...
Forecast demand, optimize pricing, and engage customers with GPT‐4.1, Postgres, email, and Slack
How It Works This workflow automates inventory management and customer engagement for e commerce businesses and retai...
Collect, score, and coach call quality with forms, Gemini, OpenAI, Gmail, and Google Drive
This workflow helps support teams evaluate call quality and deliver structured feedback without manual review. Agents...
Score call quality and send coaching emails with Gemini, OpenAI, and Gmail
This workflow helps contact centers and support teams automatically evaluate call quality and send coaching feedback...
Book WhatsApp consultations and sync contacts with Airtable and Google Calendar
WhatsApp Booking Flow Consultation Scheduling This n8n template automates appointment booking via WhatsApp Flows with...
Qualify and route consulting leads with GPT‐4.1-mini, Slack and Google Sheets
Who this template is for This workflow is designed for professional services firms that handle inbound client inquiri...
Analyze meeting sentiment with Azure OpenAI and save insights to Google Sheets
Description This workflow analyzes meeting transcripts using AI to understand team sentiment, engagement, and morale....
Generate UGC-style AI videos with Google Sheets, NanoBanana Pro and Veo 3.1
AI Powered UGC Video Generator Automatically create consistent, professional UGC (User Generated Content) videos at s...
Capture and schedule HVAC leads with OpenAI, Google Sheets, Slack and SMS
Who this workflow is for Door to door HVAC companies seeking automated lead capture and appointment scheduling. What...
Send Stripe invoice reminders with GPT-4.1-mini, Google Sheets and Slack
Who this workflow is for Accounting and bookkeeping firms needing automated invoice creation and payment reminders. W...
Analyze legal contracts with GPT-4.1 and manage cases in Google Sheets and Slack
Who this workflow is for Law firms in corporate, litigation, or family law needing streamlined case and contract mana...