@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 
Automate personalized Upwork proposals with GPT-4, Google Docs & Mermaid diagrams
AI Upwork Application Agent with OpenAI & Google Docs Categories: AI Agents, Freelance Automation, Proposal Generatio...
Gmail assistant with full Gmail history RAG using OpenAI
RAG with Full Gmail history + Real time email updates in RAG using OpenAI & Qdrant Summary: This workflow listens for...
Automate Google Business Profile posts with GPT-4 & Google Sheets
This powerful n8n workflow automatically generates and publishes Google Business Profile (GMB) posts using topics lis...
Build & deploy MVPs from text prompts with AI, GitHub & Vercel
Instant MVP Builder Idea, Build, and Deploy — in Minutes, with AI by Varritech Technologies ️ What Is It? Instant MVP...
Multi-channel AI appointment confirmation with GPT-4, ElevenLabs & Twilio
Workflow: AI Appointment Booking Assistant About the Creators This workflow was created by Varritech Technologies , a...
Real estate lead qualification chatbot with GPT-4o-mini
Guidebook: How the Website ChatBot Template Works Chapter 1: Introduction & Objectives This guidebook provides a comp...
Generate custom cake images with OpenAI GPT & Replicate Flux Schnell
Who’s it for This template is designed for bakeries, event planners, and e commerce platforms that want to automatica...
Multi-language Telegram RAG chatbot with supervisor AI & automated Google Drive pipeline
N8N Hybrid RAG Chatbot with Multiple AI Agents One of the most powerful system in the market, this template creates a...
Extract marketing insights from Google Reviews using Dumpling AI + GPT-4
What this workflow does This workflow helps you analyze Google reviews of any business to generate powerful marketing...
Extract marketing insights & generate content from TikTok videos with Dumpling AI & GPT-4
What this workflow does This workflow turns TikTok videos into high quality marketing insights and social ready posts...
Make every product photo look like a luxury ad fully automated AI + google drive
Watch the video to better understand this workflow : ARRE automation Good to know: This workflow automatically proc...
Save & summarize articles from Telegram to Notion using GPT-4o
Who it's for This workflow is for anyone who wants to build an automated, AI enhanced reading list. Ideal for: Knowle...
Transcribe & summarize audio with Whisper and GPT, from Google Drive to Notion
This workflow contains community nodes that are only compatible with the self hosted version of n8n. Overview This wo...
Convert documents to podcast audio with GPT-4o & OpenAI TTS
This workflow contains community nodes that are only compatible with the self hosted version of n8n. What it does Thi...
Generate UTM-tagged Bitly links from Slack with GPT-4o-mini and Google Sheets logging
Slack + Bitly UTM Generator — Powered by OpenAI Description: This no code n8n workflow transforms how marketing teams...
Automate Twitter sentiment analysis with OpenAI, Google Sheets, and Slack alerts
What problem does this workflow solve? Tracking what people say about your brand on Twitter can be overwhelming, espe...
AI SEO Blog Automation for WordPress with featured images-End-to-End
Automate end to end SEO blog creation and WordPress publishing using a GPT 5 multi agent workflow with real time rese...
Comprehensive contact enrichment with Apollo, LinkedIn, and GPT-4o for HubSpot
Summary Turns a plain name + email into a fully enriched HubSpot contact by matching the person in Apollo, pulling th...
E-commerce assistant for Shopify & WooCommerce with GPT-4o, Gemini & RAG
Universal E Commerce AI Assistant (Shopify, WooCommerce & RAG) This powerful n8n workflow deploys a sophisticated, mu...
Auto-enrich new CRM companies with ChatGPT web research via Tavily
This template benefits anyone who wants to: automate web research on a prospect company compile that research into an...
Google Maps lead scraper & enrichment with AI-powered personalized outreach
Quick Setup Import this workflow into your n8n instance. Add your Apify, Google Sheets, and Firecrawl credentials. Ac...
Analyze YouTube comments sentiment with Gemini AI and Google Sheets
This n8n workflow demonstrates how to use this AI Agent to extract, process, and analyze YouTube video comments to un...
Human in the loop email response system (AI + IMAP)
How it works This workflow automates the process of handling incoming emails by: 1. Receiving emails via IMAP. 2. Con...
Generate and auto-evaluate Facebook ad headlines using GPT-4o-mini
Generate and Auto Evaluate Facebook Ad Headlines using GPT 4o mini Built with n8n + OpenAI This workflow captures a p...
