@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 
Extract & analyze competitor reviews with Firecrawl & GPT-4o mini for intelligence reports
Competitor Review Based Report (Firecrawl + GPT) for n8n The most automated , innovative , and actionable competitor...
Automated US stock portfolio analysis with Telegram, Perplexity AI & PDF reports
System Architecture Two integrated N8N workflows providing automated US stock portfolio management through Telegram:...
Simulate debates between AI agents using Mistral to optimize answers
This workflow contains community nodes that are only compatible with the self hosted version of n8n. AI Arena Debate...
Automate email filtering & AI summarization. 100% free & effective, works 7/24
Good to know: This workflow automatically processes incoming emails (you can filter them base on your needs) and crea...
Transform text into AI videos with Google Veo3, Leonardo.ai and Claude 4
Google Veo 3 Prompt and Video Generator via Leonardo.ai + Claude 4 Transform text descriptions into cinematic videos...
Transform voice memos into daily journals & tasks with OMI.ME & Gemini AI
Who’s it for This template is perfect for OMI pendant users or anyone with AI generated memory transcripts who want t...
Generate personalized language learning news digests with LLaMA-3.1 & DeepSeek AI
Automatically generate and email level appropriate language learning content based on trending news. This workflow re...
Website content scraper & SEO keyword extractor with GPT-5-mini and Airtable
This workflow allows you to scrape website content, clean the HTML, extract structured information using GPT 5 mini,...
Auto-generate WhatsApp proposals from voice or text using GPT & APITemplate
How it works • Transcribes a WhatsApp voice or text message from a prospect using Whisper or GPT • Extracts key infor...
Free AI image generator - n8n automation workflow with Gemini/ChatGPT
This n8n template demonstrates how to use AI to generate custom images from scratch fully automated, prompt driven, a...
Generate SWOT analysis reports with OpenAI, Google Sheets & APITemplate PDF Export
SWOT Analysis Generator That Produces PDF Reports In n8n Want to skip the manual work and instantly generate SWOT ana...
Generate & publish professional COE blogs with Gemini AI and Google Drive
This n8n workflow transforms simple chat requests into professional Center of Excellence (COE) blog posts using AI, t...
Generating SEO-optimized product descriptions for Shopify and Google Shopping using AI
Tired of spending HOURS writing product descriptions that don’t rank or convert? This could be your solution. This fr...
Email-based book recommendations with Ollama LLM and OpenLibrary API
This workflow listens for incoming book request emails, extracts the user's intent using the Ollama LLM, queries book...
Website scam risk detector with GPT-4o and SerpAPI
What It Does This intelligent workflow simplifies the complex task of determining whether a website is legitimate or...
AI-powered lead generation with Apollo, GPT-4, and Telegram to database
AI Powered Lead Generation with Apollo, GPT 4, and Telegram to Database Overview This intelligent lead generation wor...
Generate structured scientific research PDF summaries with GPT-4o
Disclaimer This workflow contains a community node. What It Does Leverage the power of GPT 4o to seamlessly summarize...
Automated stale user re-engagement system with Supabase, Google Sheets & Gmail
Built this workflow because most of our users signed up, then vanished after 30 days. It runs daily, grabs those stal...
Seo blog publishing for Jekyll with GPT-4, GitHub & social sharing
Auto Publish SEO Blog Posts for Jekyll with AI + GitHub + Social Sharing This workflow automates the entire process o...
Iterative content refinement with GPT-4 multi-agent feedback system
Who's it for This workflow is designed for users who want to implement iterative AI powered content improvement proce...
Generate brand marketing shorts with GPT-4, FAL AI & ElevenLabs for social media
AI‑Powered Branded Marketing Videos & Shorts (SSO Optimized for n8n) About This Flow This advanced automation templat...
Categorize and label incoming Gmail emails automatically with GPT-4o mini
Sort New Gmail messages by category with AI Who's it for This workflow is perfect for individuals or teams who receiv...
Automated hazard analysis for ISO 26262 compliance using GPT-4
Modular Hazard Analysis Workflow : Free Version Business Value Proposition Accelerates ISO 26262 compliance for autom...
Process & summarize PDFs from email & messaging apps with OpenAI GPT
Process PDFs from Gmail, Outlook, Telegram and WhatsApp with OpenAI Transform PDF documents into actionable insights...