@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 
Automated Twitter following with hashtag targeting, Phantombuster, and GPT-4o
Who’s it for Growth marketers, community managers, and personal brand builders who want to steadily grow their Twitte...
Reddit lead finder: Automated prospecting with GPT-4, Supabase and Gmail alerts
This workflow monitors targeted subreddits for potential sales leads using Reddit’s API, AI content analysis, Supabas...
Beginner data analysis: merge, filter & summarize in Google Sheets with GPT-4o
This beginner friendly n8n workflow teaches essential data manipulation techniques using Google Sheets and AI. You'll...
Generate AI meeting briefs for Google Calendar with GPT-4 & MadKudu MCP
Prepare external meetings in Google Calendar with AI summaries powered by MadKudu Intelligence Automatically prepare...
Generate tailored resumes, cover letters & interview prep from LinkedIn jobs with AI
How It Works This n8n workflow leverages an agentic AI solution, where multiple AI agents collaborate to process and...
Generate BigQuery SQL from natural language queries using GPT-4o chat
Give business users a chat box; get back valid BigQuery SQL and live query results. The workflow: 1. Captures a plain...
Sentiment analysis of product reviews using Google Sheets & OpenAI
Sentiment Analysis of Product Reviews using Google Sheets & OpenAI Quick Implementation Steps Automated customer feed...
Transform quotes to viral videos with Gemini, GPT & ElevenLabs for social media
AI Cinematic Quote Reels Generator – Turn Quotes into Viral Videos Automatically Transform a single quote into a full...
Automate IT support: Convert emails to Jira tickets with AI resolution
SmartSupport Flow: Auto Handle IT Requests from Email to JIRA with Slack notification Watch the demo video below: [
AI blog automation: Publish hourly SEO articles to WordPress & Twitter v3
== Upgrade to V4== We’ve released Version 4 of our AI Powered Blog Automation workflow. We heard your complains and m...
AI-powered web form responder with GPT-4o-mini, Outlook email & Twilio SMS
Web Form Auto Responder: Instant Email + SMS Follow Up Description Embed a simple web form on your site and let this...
Query business data with OpenAI chatbot using RAG and text-to-SQL via Peliqan
Extract data from Thai Government letters with Mistral OCR and store in Google Sheets
LINE OCR Workflow to Extract and Save Thai Government Letters to Google Sheets This template automates the extraction...
Automatically add travel time blockers to calendar using Google Directions API
Automatically add Travel time blockers before Appointments This bot automatically adds Travel time blockers to your c...
Match medical symptoms to products with OpenAI, Qdrant & Google Sheets RAG
RAG AI Medical Agent – n8n Workflow Who’s it for This workflow is perfect for: Healthcare ecommerce businesses that w...
Trigger outbound Vapi AI voice calls from new Jotform submissions
This workflow connects JotForm submissions to Vapi AI , triggering a personalized outbound call via an AI voice assis...
Bulk resume screening & JD matching with GPT-4 for HR teams
TalentFlow AI – Bulk Resume Screening with JD Matching [ ](https://www.youtube.com...
Generating AI videos with VEO3 and distributing with Blotato across multiple platforms
This workflow contains community nodes that are only compatible with the self hosted version of n8n. Create and Aut...
Automate lead qualification & customer support with GPT-4o-mini agents
Beginner AI Agent Duo: Lead‑Qualifier Task Automator & Ecommerce Chatbot Status: Ready for Use Note: This template is...
Auto-generate SEO meta descriptions & keywords for Magento 2 with GPT-4.1 & LangChain
This workflow intelligently regenerates meta descriptions and meta keywords for Magento 2 product pages using OpenAI...
Generate sales leads & personalized outreach emails using Jina AI and OpenAI agents
This workflow uses AI agents to enrich company data from Airtable. It performs deep research to find the best decisio...
Automate browser tasks with Airtop & GPT-4 - Reddit posting example
This n8n workflow creates an intelligent AI agent that automates browser interactions through Airtop's browser automa...
Weekly competitor content digest with Gemini & OpenAI, Google Sheets, and Firecrawl
Who is this template for? This workflow is perfect for competitive‑intel analysts, product managers, content marketer...
Query and answer questions from Excel spreadsheets with GPT-4 Mini
This workflow creates an intelligent chatbot that uses your Microsoft Excel workbooks as a knowledge base. The AI age...