@n8n/n8n-nodes-langchain.openai
1,274 workflows using this node.
What is the @n8n/n8n-nodes-langchain.openai node used for in n8n workflows?
@n8n/n8n-nodes-langchain.openai n8n workflows are automation templates that use the @n8n/n8n-nodes-langchain.openai 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-openai 
Generate structured exams from PDFs with OpenAI GPT-4o and HTML to PDF
ExamForge AI Automated PDF to Structured Exam Generator (MCQ + Essay + Answer Key) Generate structured exams automati...
Enrich B2B Google Maps leads with Apify, Jina AI, GPT-5.2 and Google Sheets
Stop wasting hours manually hunting for business leads. This workflow automates the entire process from scraping Goog...
Enrich Google Maps business leads using Apify, OpenAI, Jina AI, Telegram and Sheets
Automate your B2B lead generation by scraping Google Maps, generating AI business summaries, and extracting hidden co...
Look up English vocabulary via Telegram and save results to Notion
Build a personal Telegram bot that looks up English vocabulary and saves every entry to Notion — supporting text, voi...
Analyze, classify, and summarize Gmail with OpenAI RAG and Google Sheets
Analyze, classify, and summarize emails using RAG (automatic taxonomy learning) This workflow automatically reads inc...
Generate continuous PRD updates in Google Docs from Slack, Zoom, Jira, Zendesk, Figma and analytics using OpenAI
This workflow creates an automated Product Intelligence Engine that continuously collects signals from multiple produ...
Analyze support screenshots with UploadToURL, GPT-4o Vision, Zendesk, and Jira
Eliminate the manual chaos of HR and legal document management. This workflow automates the transition from a raw doc...
Create e-commerce listings from images with UploadToURL, GPT-4o, Shopify
Transform raw product images into fully optimized e commerce listings in seconds. This workflow automates the bridge...
Schedule social media posts from local files using UploadToURL, OpenAI, and Buffer
Schedule social media posts from local files using UploadToURL, OpenAI, and Buffer === Marketing teams often have des...
Create AI-driven social media posts and publish to all major platforms
This n8n template is a complete, two part social media engine: it automates competitor/inspiration research, uses AI...
Automate end-to-end hiring with Keka, Google Sheets, Gmail and GPT-4
Complete End to End Process Description Phase 1: Application Collection & Initial Notification The process begins whe...
AI Company Research Agent (n8n+Airtable)
Video Introduction Want to automate your i...
Send WhatsApp new product campaigns from WooCommerce with OpenAI and Sheets
Who Is This For? This workflow is perfect for e commerce store owners using WooCommerce who want to automatically ann...
Automatically Share Shopify New Products Across All Social Media Platforms
Who Is This For? This workflow is perfect for e commerce store owners using Shopify who want to automatically announc...
Automatically Share Shopify New Products Across All Social Media Platforms
Who it's for This n8n workflow is designed for Shopify store owners, e commerce managers, and digital marketers who w...
Build a Telegram AI chatbot with human takeover using Trilox and GPT-4o-mini
️ This template uses the Trilox community node (n8n nodes trilox) and requires self hosted n8n. Who is this for n8n d...
Generate Images on Telegram 🤖🖼️ from Text and Voice using Grok Imagine & Kie AI
This workflow creates an AI powered Telegram bot that allows users to generate and modify images using Grok Imagine m...
Generate multi-format social visuals with Abyssale and publish via Blotato
Automate multi format design creation in Abyssale and publish via Blotato Documentation : [Notion Guide](https://auto...
Cross-post social content from Google Sheets to 5 platforms with OpenAI images
This n8n template shows how to fully automate your social media workflow from Google Sheets to X, Threads, LinkedIn,...
Build a WordPress RAG chatbot with OpenAI, Qdrant or MongoDB
Wordpress AI Chatbot Build a powerful, customizable AI chatbot for your WordPress website that intelligently retrieve...
Generate research-backed cold email icebreakers with web scraping, OpenAI and Google Sheets
Deep Multiline Icebreaker — AI driven research + personalized cold outreach Deep Multiline Icebreaker automates high...
Send post-purchase email sequences with Postgres, Gmail and OpenAI
How it works This workflow automates customer communication after an order is placed. It detects new orders, sends a...
Generate and schedule social media posts with OpenAI, Google Sheets and Buffer
Automate your social media content pipeline from idea to scheduled post. This workflow reads content ideas from a Goo...
Turn websites into RAG chatbot knowledge bases with Apify, OpenAI and Pinecone
This n8n template transforms any website into a fully functional RAG ready chatbot knowledge base. It crawls sites us...
