@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 
Dynamic MongoDB knowledge base chatbot with OpenAI GPT
This workflow creates an intelligent chatbot that uses your MongoDB database as a knowledge base. The AI agent can au...
Find engagement opportunities from Skool communities using Apify & GPT-4.1
Who's it for This workflow is for community builders, marketers, consultants, coaches, and thought leaders who want t...
AI resume screening & evaluation for HR with GPT-4 & Google Workspace
Try It Out, HireMind – AI Driven Resume Intelligence Pipeline! This n8n template demonstrates how to automate resume...
Transform resumes into AI-generated personal video intros with HeyGen & GPT
What problem does this workflow solve? Sending a plain PDF resume doesn’t stand out anymore. This workflow allows can...
AI chatbot with OpenAI GPT-4.1-Mini and Supabase database knowledge base
This workflow creates an intelligent chatbot that uses your Supabase database as a knowledge base. The AI agent can a...
AI chatbot that queries Baserow database with OpenAI GPT-4 mini
This workflow creates an intelligent chatbot that uses your Baserow database as a knowledge base. The AI agent can au...
Sync HubSpot, Pipedrive & Salesforce to Google Sheets with OpenAI deduplication
This workflow contains community nodes that are only compatible with the self hosted version of n8n. How it works Thi...
Automate website monitoring with GPT-4 Mini, MCP tools & multi-channel alerts
How it works This workflow automatically monitors multiple websites using AI powered analysis and MCP (Model Context...
Automate meeting summaries from Fireflies transcripts with Gemini & Gmail
️ This workflow automates the process of retrieving meeting transcripts from Fireflies.ai , extracting and summarizi...
Invoice processing: Email to PostgreSQL database with GPT-4o & Discord alerts
AI Powered Invoice Processing: from Email to Database & Chat Notifications Automatically process PDF invoices directl...
AI-powered social media content generator with strategic approach using GPT-4 models
This workflow contains community nodes that are only compatible with the self hosted version of n8n. How it works? Th...
Automated Slack IT helpdesk with GPT, Supabase vector search, and JIRA ticketing
This workflow contains community nodes that are only compatible with the self hosted version of n8n. Who is this for?...
Automated Blog Creation & Multi-Platform Publishing with GPT/Gemini & WordPress
Ultimate Blogblizt is a powerhouse workflow that solves the tedious task of crafting and publishing SEO optimized tec...
Manage ClickUp Tasks with Natural Language via Telegram Bot and GPT-4.1
What It Does This workflow connects a Telegram bot with your ClickUp workspace, allowing you to create , read , updat...
Comprehensive SEO Audit with GPT-4 Specialists using Analytics, Search Console & PageSpeed
Automated SEO Audit with a Team of AI Specialists This workflow performs a comprehensive, automated monthly SEO and p...
Company knowledge base agent (RAG)
Turn your docs into an AI powered internal or public facing assistant. This chatbot workflow uses RAG (Retrieval Augm...
Inbox manager (GPT, Google Calendar & Supabase)
Turn your cluttered inbox into a smart, autonomous assistant that categorizes emails, replies to leads, checks your c...
Lead gen agent (Telegram)
Overview Use your voice or text to command a Telegram based AI agent that scrapes leads or generates detailed researc...
Automate AI news videos to social media with GPT-4o & HeyGen and Postiz
Automated AI News Video Creation and Social Media Publishing Workflow ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ Ov...
CYBERPULSE AI RedOps: internal phishing simulation for security training
Description: Simulate phishing awareness campaigns using OpenAI generated emails. Send to target lists, log clicks wi...
Automatically create invoices from Gmail labels with GPT-4O + QuickBooks
What It Does This workflow reads Gmail threads labeled , extracts invoice and client details using an AI agent, and c...
Create a knowledge base chatbot with OpenAI and Notion for website embedding
This workflow creates an AI chatbot that uses your Notion database as a knowledge base and allows for website embeddi...
Automated social media content creation with OpenAI, LinkedIn & Twitter approval
Whether you’re a product manager, developer, or simply curious about workflow automation, you’re in the right place....
Voice-driven travel itinerary generator using ElevenLabs, GPT-4o & Pinecone
This release introduces a Voice Enabled Tour Recommendation System that leverages n8n, ElevenLabs Voice Agent, OpenAI...