@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 complete SEO audits with Apify, Claude Sonnet 4, and Gmail delivery
Description Get professional SEO audits delivered automatically in under 5 minutes. This complete n8n workflow analyz...
Automate personalized cold email sequences with GPT-4, Mailgun and Supabase
This workflow contains community nodes that are only compatible with the self hosted version of n8n. AI Powered Cold...
Document-based AI chatbot with RAG, OpenAI and Cohere reranker
This workflow contains community nodes that are only compatible with the self hosted version of n8n. Build intelligen...
Generate personalized weather reports with OpenWeatherMap, Python and GPT-4.1-mini
How it works User enters name of a city for which most current weather information will be gathered Custom Python cod...
Create voice assistant interface with OpenAI GPT-4o-mini and text-to-speech
Voice Assistant Interface with n8n and OpenAI This workflow creates a voice activated AI assistant interface that run...
Generate & explain Excel/Google Sheets formulas with DeepSeek AI
Description This AI powered n8n workflow helps users generate or explain complex Excel/Google Sheets/R and Math formu...
Ai-powered automated job search & application
Unleash the power of AI to automate your job search, tailor your applications, and boost your chances of landing your...
Smart RSS feed monitoring with AI filtering, Baserow storage, and Slack alerts
This workflow automates the process of monitoring multiple RSS feeds, intelligently identifying new articles, maintai...
Automate customer support with WhatsApp AI assistant for Whatsapp groups
How it works Your WhatsApp AI Assistant automatically handles customer inquiries by linking your Google Docs knowledg...
Smart Amazon shopping assistant with Gemini AI and Telegram
Smart Telegram Shopping Assistant with AI Product Recommendations Workflow Overview Target User Role : E commerce Bus...
Transform Reddit discussions into LinkedIn post ideas with GPT-4o and Google Sheets
Who’s it for This workflow is for marketers, founders, and content strategists who want to identify business opportun...
Qualify & nurture website demo requests with Claude AI, Cal.com and Instantly.ai
An intelligent automation workflow that processes website demo requests, qualifies leads using AI powered analysis, a...
Automate restaurant reservations with AI on WhatsApp and Google Sheets
Streamline restaurant reservations on WhatsApp Overview This n8n template automates table bookings via WhatsApp, lett...
AI-powered social media thought leadership with Claude Sonnet & Trigify
An intelligent system that monitors social media conversations, identifies high value engagement opportunities, and g...
AI-powered auto-translate Google Slides presentation to any language with Gemini
️ This workflow automates the translation of Google Slides presentations from any languages , while preserving the or...
Validate n8n JSON workflows with GPT-4 & LangChain: Google Drive to Sheets
Description: This advanced n8n automation template checks the validity and production readiness of multiple JSON work...
Ai-powered chart generation from web data with GPT-4o and WordPress upload
AI Powered Chart Generation from Web Data This n8n workflow automates the process of: 1. Scraping real time data from...
Process receipts with Google Vision OCR, AI & Telegram to Google Sheets
Automated Financial Reporting Using Google Vision OCR, Telegram & Google Sheets This workflow automates the process o...
Automated blog generation with Gemini AI, GitHub & Jekyll publishing
Use Case This n8n workflow automates the creation and publication of technical blog posts based on a list of topics s...
Answer questions from documents with RAG using Supabase, OpenAI & Cohere reranker
This workflow contains community nodes that are only compatible with the self hosted version of n8n. This comprehensi...
Web scraping & screenshot automation with GPT 4.1 mini and Firecrawl
This template uses Firecrawl’s API to perform AI powered web scraping and screenshots — no code required. Just type n...
Qualify real estate leads via SMS with GPT-4o, Twilio, and Google Sheets
AI Powered Real Estate Lead Qualifier (n8n Workflow) Description This n8n workflow automates lead engagement and qual...
Extract local business contacts with Google Sheets, SerpAPI, Apify & GPT-4o
Extract Local Business Contacts with Google Sheets, SerpAPI & GPT‑4o Status: Ready for Use Disclaimer: This workflow...
Create marketing content with voice commands using GPT-4 & AI tools in Telegram
How It Works – Your AI Marketing Team in Action This automation acts as your AI powered content and image marketing a...