@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 exam question papers with GPT-4 and email delivery
Who Is This For? This workflow is designed for educators, universities, examination departments, and EdTech instituti...
Smart chat routing between Gemini and GPT models based on query complexity
Adaptive LLM Router for Optimized AI Chat Responses Elevate your AI chatbots with intelligent model selection: automa...
Customer support & lead collection chatbot with RAG, GPT-4o, Sheets & Telegram
Who’s it for This template is designed for small and medium businesses, startups, and agencies that want to automate...
Generate professional emails with custom tones using OpenAI GPT
AI Email Generator with Tone Selection Made by [Biznova](https://www.biz...
Automate blog publishing from PostgreSQL to WordPress with OpenAI GPT
How it works This workflow automatically generates and publishes marketing blog posts to WordPress using AI. It begin...
Extract contact information from business cards with Mistral OCR and GPT-4o-mini
Business Card Scanner – Automate Contact Extraction This workflow automates the process of extracting contact details...
AI secretary for scheduling with WhatsApp and Telegram
AI secretary for scheduling with WhatsApp and Telegram ️ Community Disclaimer This workflow is community maintained a...
Automate & publish video ad campaigns with NanoBanana, Seedream, GPT-4o, Veo 3
Automate video ads with NanoBanana, Seedream 4, ChatGPT Image and Veo 3 Who is this for? This template is designed fo...
Daily stock market digest with GPT-5, Decodo scraping & Gmail delivery
Step By Step AI Stock Market Research Agent (Beginner) Build your own AI powered daily stock market digest — automati...
AI-powered Gmail assistant: send replies by analyzing thread ID with Sonnet 4.5
This workflow automates analyzing Gmail threads and drafting AI powered replies with the new model Anthropic Sonnet 4...
Generate blog posts from keywords to Webflow
Who's it for Content marketers and SEO specialists who need to generate multiple SEO optimized articles targeting key...
Manage Odoo CRM with natural language using OpenAI and MCP Server
Odoo CRM MCP Server Workflow Overview This workflow connects an AI Agent with Odoo CRM using the Model Context Protoc...
Create LinkedIn content with Perplexity research, GPT-4 & Google Sheets
This n8n workflow automates the process of creating high quality, scroll stopping LinkedIn posts based on live resear...
Generate viral CCTV animal videos using GPT and Veo3 AI for TikTok
This n8n workflow automates the creation of viral CCTV style animal videos using AI, perfect for TikTok content creat...
GPT-4o: Twilio integration with auto follow-up features
How it works • Twilio webhook detects missed/unanswered calls automatically • Analyzes call context (time of day, bus...
Transform blog posts to multi-platform content with GPT-4o, Unsplash and Airtable
How it works • RSS feed monitors your blog for new posts automatically • Extracts and cleans full article content fro...
Qualify & route leads with GPT-4o, Clearbit, HubSpot CRM & Slack alerts
How it works • Webhook receives lead form submissions from your website • AI Agent (GPT 4o) analyzes lead quality usi...
Automated customer support with GPT-4 knowledge base agent for Gmail
Customer Support AI Agent for Gmail This n8n template demonstrates how to build an AI powered customer support workfl...
Ai-powered email triage & auto-response system with OpenAI agents & Gmail
AI Email Dispatcher: Classify, Process, and Route Emails with Multiple Agents This n8n template automatically classif...
Daily AI news monitoring and summarization with GPT-4 from Google & Hacker News to Telegram
What This Workflow Does This intelligent news monitoring system automatically: • RSS Feed Aggregation : Pulls the lat...
Narrative chaining: AI-generated video scene extensions with Veo3
Structured Setup Guide: Narrative Chaining with N8N + AI 1. Input Setup Use a Google Sheet as the control panel. Fiel...
Qualify real estate buyer leads with GPT-4o & Airtable CRM integration
How It Works This AI Agent automatically qualifies property buyer leads from form submissions and sends them directly...
Automate SEO blog pipeline from keywords to WordPress with GPT-5 & fal.ai images
️ AI Powered SEO Blog Automation Workflow Complete PostgreSQL backed system: Keyword scoring → AI research → Multi pa...
Automated Jira ticket responses with GPT-4 and Pinecone knowledge base
How It Works This template is an n8n workflow that integrates with Jira to provide automated replies . When a ticket...