@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 
Answer research questions using OpenAI GPT-4.1 and arXiv papers
How it works A user query is received via the Chat Trigger node. The Planning Agent decides whether the question requ...
Create AI product review videos with Gemini, Veo 3, Blotato and Google Sheets
Overview This workflow automatically creates AI product review videos from a product image and short description usin...
Generate DraftKings DFS lineups with GPT-4o, Google Sheets, email and Slack alerts
Who’s it For This template is perfect for daily fantasy sports (DFS) enthusiasts, sports analysts, and content creato...
Monitor construction execution from Google Drive photos with GPT‐4.1‐mini, Gmail and Google Sheets
AI Driven construction execution monitoring What This Workflow Does Monitor construction execution with AI by analyzi...
Qualify leads from Gemini chat to Google Sheets and Slack with self-optimization
Who is this for? This workflow is designed for growth agencies, SaaS founders, and sales teams who want to move beyon...
Collect LinkedIn details and generate CV feedback with Gemini and Google Workspace
This workflow helps HR teams, career coaches, and training programs collect candidate data and automatically generate...
Transform chatbots into AI advisors with memory and real-time context
How it works • Receives a user message from a chat • Uses an LLM node to understand user intent and generate a respon...
Generate Reddit customer leads from a product URL with OpenAI and Firecrawl
Reddit Lead Generator Frontend Integrated (Productized Version) Overview Production ready Reddit lead generation syst...
Find qualified leads in Reddit posts with Firecrawl and GPT-4.1-mini
Reddit Lead Generation Automation (Batch Processing Version) Overview Automatically find potential customers on Reddi...
Scrape verified decision-maker emails from Google with GPT-4.1 and Apify
Description This workflow automatically discovers decision maker email addresses from Google search results using AI....
Score Zoho support tickets with OpenAI and sync upsell alerts to Zoho CRM
Zoho CRM Automation Help Desk to CRM Intelligence Bridge This workflow functions as a sales intelligence bridge betwe...
Generate long-form SEO articles from news with LINE approvals and Google Docs
Status: Published Description Generate high quality, long form SEO articles from trending news using mobile first app...
Scrape high-engagement LinkedIn posts and auto-post with Gemini images
Who's it for This workflow is ideal for: Content creators who want to replicate successful LinkedIn strategies Social...
KodoFlow - Futures & Options Trading Copilot
This n8n template automates futures and options market intelligence by combining multi timeframe price behavior, opti...
💾 Generate Blog Posts on Autopilot with GPT‐5, Tavily and WordPress
Who Is This For? This workflow is designed for marketers, content creators, agencies, and solo founders who want to p...
Generate consulting KPI summaries with GPT-4o-mini, Slack and Google Sheets
Consulting KPI Reporting Automation with AI Summaries Author: Hyrum Hurst, AI Automation Engineer at QuarterSmart Con...
Create Kling 2.6 ad videos and post them to YouTube using the YouTube API
What it is An automated workflow for creating Kling 2.6 videos and posting them to YouTube. The workflow is divided i...
Facebook Messenger Chatbot That Learns From Your Documents
Quickstart Guide: Facebook Messenger Chatbot with Pinecone RAG Step by step instructions to get this workflow running...
Draft personalized Outlook support email replies with Supabase RAG and OpenAI
Description This workflow automates the first line of customer support by intelligently drafting email replies. It br...
💅 AI Agents Generate Content & Automate Posting for Beauty Salon Social Media 📲
AI Agents Generate Content & Automate Posting for Beauty Salon Social Media Who Is This For? This workflow is for bea...
Create a Business Model Canvas and infographic image with Gemini
Generate a complete Business Model Canvas from a guided interview form. AI analyzes responses and creates a professio...
Capture, qualify, and route real estate leads with WhatsApp, Typeform, Airtable, Slack, Gmail, and GPT-4.1-mini
Overview This n8n powered workflow automates the entire lifecycle of real estate lead intake, qualification, routing,...
Turn a YouTube channel into a second brain with Neo4j GraphRAG and GPT-4o-mini
AI powered "Second Brain" that can answer questions about any YouTube channel's content using Neo4j Graph Database an...
Generate AI SOPs from Google Drive with GPT‐4o, Google Docs and Sheets
This workflow automatically converts unstructured internal documentation into clear, actionable Standard Operating Pr...