@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 
Automatically label Gmail emails with GPT-5 classification
How it works This workflow automatically monitors your Gmail inbox and uses OpenAI's GPT model to intelligently class...
Article to threaded Bluesky posts with JinaAI and Gemini/GPT
This workflow contains community nodes that are only compatible with the self hosted version of n8n. Who is this for?...
Automate Gmail email triage with Eisenhower Matrix and GPT-4.1-mini
Who is this workflow for This workflow is designed for busy professionals, productivity enthusiasts, and teams drowni...
Auto-generate Instagram carousels with GPT-Image-1 & AI captions from Google Sheets
Instagram Carousel Scheduler A tool to automatically publish Instagram carousels using a , , and the number of images...
Enrich Monday.com leads & draft personalized emails with Explorium MCP and GPT-4.1
Enrich Monday.com leads with AI powered company research and personalized email drafts using Explorium MCP and GPT 4....
Hr policy retrieval using Slack, S3, and GPT-4.1-mini with RAG
HR Chatbot with RAG: Retrieve Company Policies via Slack, Amazon S3, and OpenAI Overview Answer HR and company policy...
Financial data Q&A chatbot with Google Finance, SerpAPI, and OpenAI
Replace with your actual SerpApi key. 2️⃣ Set Up OpenAI Connection 1. Go to OpenAI Platform 2. Navigate to Billing an...
Daily financial markets summaries with SerpAPI and OpenAI GPT
This workflow fetches live financial data from SerpApi and generates a daily market recap using OpenAI. ️ Setup Instr...
News search & categorization chatbot with Google News, SerpAPI, and OpenAI
Description This workflow connects SerpApi with OpenAI inside n8n to automate Google News monitoring and analysis....
Query Monday.com tasks with natural language using GPT-4o
Ask natural language questions about your Monday.com tasks (e.g., “Which tasks are overdue?”, “Show me all items stuc...
Extract invoice data from Gmail with GPT-4o and send Slack notifications
Who is this for? This workflow is ideal for freelancers, accountants, and finance teams who receive invoices in Gmail...
Create a Slack chatbot with GPT-4o for automated responses
Description This workflow integrates Slack with an OpenAI Chat Agent to create a fully interactive chatbot inside y...
Answer code of conduct questions in Slack with GPT-4 & RAG technology
Code of Conduct Q&A Slack Chatbot with RAG Powered [ ](https://www.y...
Analyze form feedback with GPT-4 & sync tasks to Monday, ClickUp & HubSpot
How it works This workflow automates customer feedback management by capturing reviews through a form, analyzing them...
Create a data analyst chatbot for real-time Google Sheets analysis with GPT-5
Who is this for? This workflow is ideal for: Business analysts and data professionals who need to quickly analyze spr...
Measure AI model carbon footprint with Ecologits.ai methodology
This template provides a straightforward technique to measure and raise awareness about the environmental impact of y...
Generate AI avatar videos with GPT-5 & publish to social media platforms
This workflow contains community nodes that are only compatible with the self hosted version of n8n. Automate Social...
AI resume analysis & candidate evaluation with Slack and Google Sheets
Create AI Powered Chatbot for Candidate Evaluation on Slack [
Generate SSL/TLS certificate expiry reports with AWS ACM and AI for Slack & email
Automated SSL/TLS Certificate Expiry Report for AWS Automatically generates a...
Automate Gmail lead follow-up with OpenAI GPT-4O, HubSpot, Slack & Google Sheets
How it works This workflow automates the handling of new lead responses received in Gmail. It captures emails with a...
Email drafting & news research assistant with OpenAI, Gmail, Tavily & Perplexity
AI Agent MCP for Email & News Research Build a chat first MCP powered research and outreach agent. This workflow lets...
Generate daily Pipedrive deal summaries with GPT-4o-mini
This workflow fetches deals and their notes from Pipedrive , cleans up stage IDs into names, aggregates the informati...
Blog writer & editor with Google Sheets memory (GPT-4)
Chat to write or reword a blog post. The workflow stores each result in Google Sheets and uses a sub workflow “Google...
Natural language Q&A for Pipedrive leads using GPT-4o-mini
Description Ask natural language questions about your Pipedrive leads . This workflow pulls live lead data from Piped...