@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 
Repurpose RSS blog posts into social content with OpenAI, Sheets, Gmail and Slack
Quick Overview This workflow runs daily, pulls the latest post from an RSS feed, and uses OpenAI to repurpose it into...
Make multi-agent council decisions with OpenAI GPT-5
Quick Overview This workflow runs a manual “AI council” that evaluates a proposal with four OpenAI powered specialist...
Monitor quantum fabrication QA with multi-agent OpenAI GPT-5 and alerts
Quick Overview This workflow runs every 30 minutes and uses OpenAI (GPT 5 mini) to analyze quantum fabrication operat...
Send lecture study digests to WhatsApp with WayinVideo, GPT-4o-mini and Twilio
Quick Overview This workflow collects a lecture video URL and student details via an n8n form, summarizes the video w...
Analyze skill gaps for target jobs with BrowserAct, LinkedIn and GPT-4o-mini
Quick Overview This workflow collects a student’s skills and target role via an n8n Form, scrapes top LinkedIn job po...
Answer voice queries from a webhook over Google Drive docs using GPT-4o-mini and Supabase
Quick overview Placetel AI – RAG Voice Assistant with Google Drive & Supabase How it works 1. Runs on a daily schedul...
Groom Nirvana GTD inbox tasks with MCP and OpenAI GPT-5-nano
Quick overview This workflow runs manually to fetch inbox tasks from Nirvana (via its MCP API), uses OpenAI to rewrit...
Run a skills-based knowledge chatbot with Google Sheets and GPT-4o-mini
Quick overview This workflow creates a session based chatbot in n8n Chat that loads “skills” from Google Sheets and u...
Recover failed Stripe payments with OpenAI, Gmail, Sheets and Slack
Quick Overview This workflow triggers on failed Stripe invoice payments, uses OpenAI to generate an escalating dunnin...
Send daily AI vocabulary lessons with GPT-4o-mini, Google Sheets and Gmail
Quick overview Fill in a form with your exam date, subjects, daily available hours, and study start time, and this wo...
Run a multi-session chat agent with OpenAI and data table memory
Quick overview This workflow powers an OpenAI based chat agent in n8n that persists long term conversation memory in...
Generate bilingual WordPress posts with OpenAI and WPML
Quick overview This workflow generates an SEO friendly blog post in Italian and English with OpenAI, publishes both v...
Plan daily study schedules with GPT-4o-mini, Google Calendar, Sheets and Gmail
Quick overview This workflow collects exam details via an n8n Form, uses OpenAI (GPT 4o mini) to generate a day by da...
Send daily Google Alerts AI digest with GPT-4.1-mini and Gmail
Quick overview This workflow runs daily to fetch multiple Google Alerts RSS feeds, uses OpenAI GPT 4.1 mini to score...
Reply to Telegram text and voice messages with an OpenAI GPT-4o-mini chatbot and memory
Quick Overview This workflow listens for incoming Telegram messages, sends each message to an OpenAI chat model via a...
Summarize web pages from URLs to Notion with OpenAI GPT-4o
Quick Overview This workflow collects a URL via an n8n form, fetches and extracts the page text, uses OpenAI (GPT 4o...
Reply to contact form leads via Gmail and Google Sheets using OpenAI GPT-4o mini
Quick overview This workflow triggers on n8n form submissions, uses OpenAI (GPT 4o mini) to draft a short acknowledgm...
Summarize RSS feeds into a daily Slack digest with OpenAI GPT-4o Mini
Quick Overview This workflow runs every morning at 8 AM to pull the latest items from an RSS feed, uses OpenAI (gpt 4...
Qualify WhatsApp insurance leads with OpenAI, HubSpot, and Slack
Quick overview This workflow handles inbound WhatsApp insurance inquiries, uses OpenAI to converse with leads and rem...
Create chapter-wise notes and MCQ quizzes from YouTube with WayinVideo, GPT-4o-mini, Google Sheets, and Gmail
Quick overview Submit any YouTube lecture URL through a form and this workflow transcribes the full video using Wayin...
Monitor HR compliance updates from DOL with GPT-4o-mini and Google Sheets
Quick overview This workflow checks the US Department of Labour RSS feed every hour, filters for HR relevant updates,...
Reply to LinkedIn leads with Aimfox, OpenAI GPT-4.1-mini, and Slack
Quick overview This workflow receives first reply LinkedIn webhook events from Aimfox, fetches the full conversation...
Send PDF document summaries with CoreNexis OCR, GPT-4.1-mini, GPT-4o-mini and Gmail
Quick overview Upload any PDF through a form and this workflow extracts the full text using CoreNexis OCR, generates...
Generate weekly habit and mood insights with Google Sheets and OpenAI
Quick overview Track daily mood, energy, sleep, stress, focus, and habits with a simple form, then receive a weekly A...
