@n8n/n8n-nodes-langchain.agent
3,546 workflows using this node.
What is the @n8n/n8n-nodes-langchain.agent node used for in n8n workflows?
@n8n/n8n-nodes-langchain.agent n8n workflows are automation templates that use the @n8n/n8n-nodes-langchain.agent 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-agent 
Generate document summaries & Q&As from PDF/TXT using GPT-4o with Slack alerts
Description This workflow automates document understanding by accepting uploaded PDF or TXT files, extracting their t...
Transform HR PDFs into engaging onboarding videos with AI, HeyGen and Google Drive
Description Automate your HR onboarding process by transforming complex policy PDFs into friendly, structured onboard...
Generate complete social media campaigns with DALL·E, GPT-4o and Slack approval
Description This workflow turns raw product inputs into a complete, launch ready AI generated social media campaign p...
Automate vendor analysis & contract management with GPT-4o, Gmail, and Google Sheets
How It Works Schedules automated vendor pricing analysis across multiple sources. Fetches delivery reliability and co...
AI-powered multi-channel customer journey with email, SMS & retargeting using OpenAI
How It Works This workflow automates personalized customer journeys by analyzing CRM data, purchase history, chat int...
Generate strategic business recommendations with GPT-4 Mini and multi-channel distribution
How It Works Automates sales data analysis and strategic insight generation for sales managers and strategists needin...
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 content strategy insights from Reddit & X using Gemini AI analysis
Who’s it for This template is perfect for content creators, marketers, solopreneurs, agencies, and social media strat...
Automate medical rep visit workflow with Google Sheets, Gmail & OpenAI summaries
MR Daily Visit Assignment, Reminder & AI Summary Reporting (Google Sheets + Gmail + OpenAI) This workflow automates t...
Extract company data from websites with Gemini AI through chat conversation
How it works Please send a corporate website URL via chat. The AI will investigate the company website on your behalf...
LinkedIn email finder with AI domain detection using Google Sheets & Hunter.io
Who’s it for This template is designed for recruiters, lead generation teams, agency owners, and sales professionals...
Automate invoice processing & stock management with AI, Gmail, Sheets & Slack
What problem does this workflow solve? Order processing often involves manual invoice reading, stock checking, and ba...
Publish RSS articles to WordPress and social media platforms
Who it's for This n8n workflow automatically fetches RSS articles, extracts featured images, and publishes them acros...
Generate and publish AI short videos using Gemini, Sora-2, Apify, and Google Sheets
1. Overview This workflow automates the process of collecting viral content ideas, generating videos using AI service...
Batch resume analysis with Google Gemini AI and Google Sheets
How it works You have several resumes you need to review manually? well this workflows allows you to upload upto 20 b...
Generate consensus answers with multiple AI models & peer review system
AI Council: Multi Model Consensus with Peer Review Inspired by Andrej Karpathy's LLM Council , but rebuilt in n8n. Th...
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...
Post-surgery patient triage & follow-up system with Gemini AI, Telegram & Google Suite
Who’s it for This template is for clinics, hospitals, care teams, and telemedicine providers who need a structured, a...
AI WhatsApp support with human handoff using Gemini, Twilio, and Supabase RAG
What it is: An n8n workflow that enables AI first WhatsApp support with seamless human handoff. Why it’s unique: The...
Automated LinkedIn lead generation & AI personalized outreach with Apollo & Instantly
LinkedIn Scraper + Apollo + Apify + AI Outreach Workflow A fully automated, end‑to‑end B2B lead generation and AI‑pow...
Bulk auto-publish videos to social networks with AI copy and client approval
This workflow automates batch video publishing prep from a Google Drive folder with AI generated, platform specific c...
AI-powered customer feedback routing with Gmail, Slack, Pipedrive, Zendesk & Notion
Who’s it for This workflow is built for B2B SaaS and CX teams that are drowning in unstructured customer feedback acr...
Automated employee attendance & salary deduction with Google Sheets and GPT-4
This workflow is designed for HR teams and payroll department to automate the monthly process of calculating employee...
Automated stock technical analysis with xAI Grok & multi-channel notifications
Who is this for? This workflow is designed for stock traders, financial analysts, investment enthusiasts, and anyone...