@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 
Generate AI-summarized newsletter drafts from RSS feeds with GPT-4 and Gmail
How it works Every hour, the workflow checks the RSS feed https://www.artificialintelligence news.com/feed/ for new a...
Organize Gmail with GPT-4 & send urgent notifications via Telegram and WhatsApp
This workflow automatically transforms your messy inbox into a neatly organized space while ensuring you never miss a...
AI-powered e-commerce customer support chatbot with GPT-4 & Supabase
This AI powered customer support automation built in n8n handles your e commerce queries instantly — from order track...
Real estate chatbot with AI property matching and automated calendar scheduling
Description A comprehensive real estate chatbot automation system that handles customer inquiries, property searches,...
Kubernetes management with natural language using GPT-4o and MCP tools
Who is this for? This workflow is designed for DevOps engineers, platform engineers, and Kubernetes administrators wh...
Automate lead enrichment & personalized outreach with HubSpot, Phantombuster & GPT
How it works This workflow enriches and personalizes your lead profiles by integrating HubSpot contact data, scraping...
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...
AI website chatbot with CRM lead collection using GPT and Google Sheets
This n8n training workflow demonstrates how to connect a sub workflow as a tool to an AI Agent. In this example, the...
Automate AI vulnerability monitoring with GPT-4 and ServiceNow incident creation
This n8n workflow automatically monitors RSS feeds for the latest AI vulnerability news, extracts key threat details,...
Automate CVE monitoring with OpenAI processing for ServiceNow security incidents
This n8n workflow automatically fetches the latest CVE data at scheduled intervals, extracts relevant security detail...
Automated sales follow-up with GPT, Tavily Research and Gmail
This workflow contains community nodes that are only compatible with the self hosted version of n8n. GPT 5 AI Lead Re...
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...
Generate language learning flashcards with GPT-4, Telegram and Google Sheets for Anki
How it works Use Telegram to send in new phrases ( ) You can also manually input phrase in the workflow itself ChatGP...
Chat-based financial analysis of P&L and balance sheets with GPT-4 & PostgreSQL
Who’s it for This workflow is designed for finance teams , accountants , and data analysts who want to interact with...
Generate AI promo videos for products with GPT-4o, Fal.ai & human supervision
Generate AI video clips to promote products, services or events on social media. Use gotoHuman as an interface to con...
Build a customer support RAG agent with GPT-5, Telegram & Pinecone
RAG Based Customer Support Agent (GPT 5 + Telegram) Description: This workflow builds a powerful Retrieval Augmented...
Document Q&A with RAG: Query PDF content using Weaviate and OpenAI
RAG over a PDF with Weaviate This workflow allows you to upload a PDF file and ask questions about it using the Quest...
Beginner manager agent with sub-agent tools
This guide walks you through building an intelligent AI Agent in n8n that routes tasks to the appropriate sub agent u...
Beginner Outlook calendar summary with OpenAI
A step by step demo that shows how to pull your Outlook calendar events for the week and ask GPT 4o to write a short...
Get started with Google Sheets in n8n
A hands on starter workflow that teaches beginners how to: Pull rows from a Google Sheet Append a new record that mim...
Beginner lead finder using SerpAPI search
This n8n workflow finds experts on any topic , scrapes their websites, and pulls out contact emails automatically. Co...
Beginner AI dataset generator using OpenAI + LangChain in n8n
This n8n workflow dynamically generates a realistic sample dataset based on a single topic you provide. It uses OpenA...
Loop over items — beginner example
This workflow introduces beginners to one of the most fundamental concepts in n8n: looping over items . Using a simpl...
Email parser for RAG agent powered by Gmail and Mem0
This workflow contains community nodes that are only compatible with the self hosted version of n8n. Alternatively, y...
