@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 E-E-A-T SEO blog drafts for WordPress with OpenAI
AI E E A T WordPress Blog Generator (n8n) This workflow generates SEO optimized, E E A T compliant blog posts using a...
Categorize Airtable invoices with OpenAI and TOON token optimization
️ Notice: This workflow uses the CustomJS JSON to TOON node from CustomJS, which requires a self hosted n8n instance...
Generate frozen ASMR product videos with Gemini, Veo3, GPT-4o and post to YouTube, TikTok, Instagram and Pinterest
Takes a product image from Google Sheets, adds frozen effect with Gemini, generates ASMR video with Veo3, writes capt...
Build a WhatsApp assistant for text, audio & images using GPT-4o & Evolution API
Build an intelligent WhatsApp assistant that automatically responds to customer messages using AI. This template uses...
Generate AI website legal and accessibility compliance reports with OpenAI, Gmail and Google Drive
Automated Legal & Accessibility Website Compliance Checker Description Automate website compliance checks in minutes...
Generate employee performance review summaries with GPT-4, Gmail and Sheets
Automated Employee Performance Review Summary (AI Powered) Description Simplify employee performance reviews with AI...
Evaluate vendor PDFs with OpenAI and auto-respond via Slack and webhook
AI Vendor / Partner Proposal Evaluation & Auto Response System Description Automate vendor and partner proposal evalu...
Generate AI incident reports with GPT-4, Slack alerts, Gmail and PDF export
AI Powered Incident Report Generator with Severity Alerts & PDF Delivery Description Automate incident reporting from...
Generate verified job offer letters with OpenAI, Gmail and Slack
AI Powered Verified Job Offer Letter Generator Description Creating job offer letters manually is time consuming, err...
Generate AI proposals as PDFs with GPT-4, Gmail, Google Drive and Slack
AI Proposal Generator with PDF Delivery & Team Notifications Description Creating client proposals manually is slow,...
Verify webinar signups and send personalized GPT-4 welcome kits via Gmail and Google Sheets
Automated Webinar Signup Verification & Personalized Welcome Kit Description Transform your webinar registrations fro...
Generate ideal customer profiles & find lookalike companies in Germany
This workflow generates a data driven Ideal Customer Profile (ICP) and retrieves lookalike companies in Germany from...
Generate UGC product video ads from a reference image with OpenAI and Kie.ai
How it works Analyzes a reference product image using AI vision to extract brand elements, colors, and design Generat...
Generate personalized deal content recommendations with Zoho CRM, GPT-4o-mini & Gmail
AI Powered Deal Content Recommendation and Personalization (Zoho CRM + OpenAI + Gmail + n8n) This workflow automates...
Automate SEO reporting with Google Search Console, GA4, and Google Sheets
How it works: This workflow automates comprehensive SEO reporting by: Extracting keyword rankings and page performanc...
News collection & multi-platform publishing with GPT, DALL-E, & social media API
Who it's for This n8n workflow automatically generates AI powered content about local news and publishes it across mu...
Generate short-form clips from YouTube videos with GPT-4o, Grok & Airtable
This n8n template demonstrates how to automate YouTube content repurposing using AI. Upload a video to Google Drive a...
Compare GPT-4, Claude & Gemini Responses with Contextual AI's LMUnit Evaluation
PROBLEM Evaluating and comparing responses from multiple LLMs (OpenAI, Claude, Gemini) can be challenging when done m...
Handle clinic WhatsApp support with GPT-4o-mini, Pinecone RAG and Gmail alerts
Clinic WhatsApp Customer Service Bot This workflow automates patient communication for medical clinics using the What...
Repurpose blog & YouTube content to social media with GPT-5.1 and Google Docs
Transform blog posts, YouTube videos, or any text into LinkedIn posts, Twitter threads, email newsletters, and more w...
Automate personalized lead responses with website scraping, GPT-4o, and Airtable CRM
This n8n template automatically processes inbound form leads, researches their company via their website, and uses AI...
Automated POV video creation with AI scripts, visual generation & YouTube publishing
POV Faceless Video Generator Create viral POV style faceless videos automatically — from topic → visuals → sounds → r...
Telegram bot: extract & store TikTok and LinkedIn data to Google Sheets with Dumpling AI
Who's it for This workflow is perfect for marketers, social media managers, recruiters, sales teams, and researchers...
Automated error notifications with optional GPT-4o diagnostics via email
++Who’s it for++ This template is ideal for anyone who needs reliable, real time visibility into failed executions in...