@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 
Write personalised direct messages for Instagram with Apify, OpenAI, GSheets
This workflow contains community nodes that are only compatible with the self hosted version of n8n. Fetch Instagram...
Calculate Embodied Carbon (CO2) for Revit/IFC Models using AI Classification
Estimate embodied carbon (CO2e) for grouped BIM/CAD elements. The workflow accepts an existing XLSX (grouped element...
Estimate Construction Costs from Revit/IFC Models with GPT-4 and Claude
Estimate material price and total cost for grouped BIM/CAD elements using an LLM driven analysis. The workflow accept...
Generate and store AI images with DALL-E and Azure Blob Storage
Beginner’s Tutorial: Manage Azure Storage Account Container & Blob with n8n [
Daily news summarization with OpenAI Perplexity AI delivered via Telegram
Overview This n8n workflow automatically fetches the latest news articles from multiple RSS sources, filters for the...
Generate personalized cold emails with GPT-4o-mini and Google Sheets
Google Email Ice Breaker Workflow Description This n8n workflow automates the creation of personalized cold emails fo...
Create meeting minutes from Telegram messages with GPT-5 to Airtable Slack Gmail
How it works? 1. Send a message or a voice note on Telegram right after the meeting. 2. n8n transcribes (if it's a vo...
Add AI-generated headings & conclusions to WordPress posts with GPT-4.1
This workflow enriches your WordPress articles by automatically adding an AI generated heading and a short concluding...
Automate blog engagement with GPT-5 generated comments for WordPress
This workflow automatically generates realistic comments for your WordPress articles using AI. It makes your blog loo...
Generate authentic product reviews with OpenAI for WooCommerce
This workflow automatically generates natural product comments using AI and posts them to your WooCommerce store. It...
Create Dev.to articles with OpenAI/Gemini - AI-generated content with images
AI Blog Publisher Workflow for Dev.to Turn a simple idea into a complete blog article with images, ready to publish —...
Generate client proposals from call transcripts with AI, Google Slides and Airtable
Instant Proposal Generator Automatically convert sales call transcripts into professional client proposals by extract...
Automate pet grooming posts & bookings with AI, Facebook & Telegram bot
Telegram Pet Grooming Bot – Social Media & Booking Automation This workflow automates Facebook posting and appointmen...
LinkedIn content factory: Auto-generate posts with GPT-5, DALL·E & Google Sheets
Overview Tired of cookie cutter “AI LinkedIn post generators”? This workflow goes beyond just text generation — it or...
Generate accessible alt text with AI from Google Sheets to WordPress
AI powered alt text generation from Google Sheets to WordPress media Who's it for WordPress site owners, content mana...
Find B2B decision maker emails & build lead database with Serper.dev & AnyMailFinder
Companies Email Finder & Lead Generation Automation Short Description Automatically find company domains, extract dec...
Transform cloud documentation into security baselines with OpenAI and GDrive
What this template does Transforms provider documentation (URLs) into an auditable, enforceable multicloud security c...
Generate & schedule social media content with GPT-4 and Buffer from Google Sheets
Who's it for Marketing teams, social media managers, content creators, and small businesses looking to maintain consi...
Prioritize Zendesk tickets with GPT-4 analysis and Slack alerts
Who's it for Customer support teams, SaaS companies, and service businesses that need to quickly identify and respond...
Generate SEO blog content with GPT-4, Perplexity & WordPress auto-publishing
This n8n workflow automates the creation of high quality, SEO optimized blog posts using AI. It pulls keyword data fr...
Ai voice & text note-taking with LINE Messaging, Supabase Vector DB & Gmail
Overview This workflow lets you capture, store, and retrieve notes from LINE chats — both text and voice messages — a...
Manage Google Cloud Storage with AI image generation using GPT-4 Mini
Beginner’s Tutorial: Manage Google Cloud Storage Buckets and Objects with n8n Watch the demo video below: [
Product marketing assets generator with VEO 3, OpenAI & Airtable
AI Powered Flyer & Video Generator with Airtable, Klie.ai, and n8n Who is this for? This template is perfect for e co...
Store AI-generated images in AWS S3: OpenAI image creation & cloud storage
Automating AWS S3 Operations with n8n: Buckets, Folders, and Files Watch the demo video below: [![Watch the video](ht...