@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 
Build a document QA system with Google Drive, Pinecone, and OpenAI RAG
Title RAG AI Agent for Documents in Google Drive → Pinecone → OpenAI Chat (n8n workflow) Short Description This n8n w...
AI resume screening with GPT-4o & error handling | Google Sheets & Drive flow
GPT 4o Resume Screener with Error Handling Google Sheets & Drive Pipeline How it works Enterprise grade resume screen...
AI resume screening with Gmail, GPT-4o & Google Sheets - automated hiring pipeline
AI Resume Screening with GPT 4o & Google Drive Automated Hiring Pipeline How it works Transform your hiring process w...
WhatsApp support bot with Google Drive RAG, GPT-4.1-mini and Cohere reranking
WhatsApp RAG Agent (Text + Voice) with Weekly Google Drive Sync One line summary : Answers WhatsApp in under 100 word...
Automated customer onboarding with HubSpot, Gmail, and AI-powered scheduling
HubSpot Customer Onboarding Automation Overview Streamline your customer onboarding process with this intelligent aut...
Automate lead generation with Apollo, AI parsing, and timed email follow-ups
Good to know: The workflow runs every hour with a randomized delay of 5–20 minutes to help distribute load. It record...
Job brief analysis with OpenAI to find relevant templates and log in Google Sheets
Who’s it for Recruiters, freelancers, and ops teams who scan job briefs and want quick, relevant n8n template suggest...
Manage Shopify store via conversational OpenAI assistant with SmartCommerce
Shopify MCP AI Agent Workflow for n8n Overview This n8n workflow showcases a full featured AI powered assistant conne...
Monitor X/Twitter for hiring posts with Apify, AI filtering & Telegram alerts
Automatically scrape X (Twitter) for posts hiring specific roles (e.g., automation engineers, video editors, graphic...
Find hiring posts on Threads with Apify, AI filtering, and Telegram alerts
Automatically scrape Meta Threads for posts hiring specific roles (e.g. automation engineers, video editors, graphic...
Chat with your HubSpot data
This n8n template gives you a chat style assistant that can search your HubSpot CRM on demand. Ask natural language q...
AI call summary to HubSpot + follow-up task
This n8n template turns raw call transcripts into clean HubSpot call logs and a single, actionable follow up task—aut...
Pre-meeting lead research agent with Calendly, Perplexity & RapidAPI
Who's it for Sales teams, BDRs, account managers, and customer success professionals who want to show up prepared for...
My solution for the "Agentic Arena Community Contest" (RAG, Qdrant, Mistral OCR)
This workflow is my personal solution for the Agentic Arena Community Contest , where the goal is to build a Retrieva...
Automate invoice-bank statement reconciliation with Mistral AI and OpenAI GPT-4
Cash Reconciliation with AI This template automates daily cash reconciliation by comparing your open invoices against...
Generate comprehensive website audit report with GPT-4o-mini & Claude Sonnet 4.5
Webpage Audit AI Agent – Automate Your Website Review This workflow contains a virtual digital consultant team to pro...
Summarize private equity & M&A news from RSS feeds to Gmail with GPT-4
Who’s it for This template is for professionals, students, and investors who want a simple daily finance briefing. It...
Automate lead qualification calls with Salesforce, Retell AI, and OpenAI analysis
Transform your lead qualification process with automated AI powered phone calls triggered directly from Salesforce le...
Multi-agent salon appointment management with Telegram, GPT5-mini & Claude MCP
Multi Agent AI Telegram Bot for Service Businesses Transform your salon/service business with this streamlined Telegr...
Create & auto-post Instagram reels with AI clones: Script-to-post (Heygen + Submagic + Blotato)
AI Clone Instagram Influencer Reel Builder + Auto Post (Heygen + Submagic + Blotato) Description Turn an idea into a...
Ai lead scoring & enrichment from Mailchimp to HubSpot and Pipedrive with GPT-4o
How it works This workflow captures new subscribers from a Mailchimp list and extracts their key details. It then enr...
Analyze websites for UX & SEO quality with Airtop, GPT-4 Mini, and Gmail
UX & SEO Website Analyst (Airtop + OpenAI + Gmail) This workflow automatically analyzes a website for UX and SEO qual...
Detect keyword cannibalization with GPT-4o and Google Search Console
AI Powered Keyword Cannibalization Detection Workflow Overview This is an advanced n8n automation workflow designed t...
Monitor LinkedIn posts & create AI content digests with OpenAI and Airtable
Automatically monitor LinkedIn posts from your community members and create AI powered content digests for efficient...