@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 
Create e-commerce promotional carousels with Gemini 2.5 & social publishing
This automation workflow is designed for e commerce businesses, digital marketers, and entrepreneurs who need to crea...
Auto-caption & post videos to Instagram & TikTok with Submagic, Postiz & OpenAI
Auto Caption & Autopost Videos to Instagram & TikTok Description Automate your short form content pipeline! This work...
Receipt scanning & analysis workflow
How it works: Automatically detects when a new receipt is uploaded to Google Drive. Extracts text from the receipt us...
Query PostgreSQL database with natural language using GPT-4o-mini
This Database SQL Query Agent convert natural language into sql query to get results Turn your PostgreSQL database in...
Automate support ticket classification & routing from HubSpot to Jira with GPT
Who is this for? This n8n workflow template is designed for customer support , CX , and ops teams that manage custome...
Chat with Google Drive documents using GPT, Pinecone, and RAG
Automatically sync files from Google Drive into a searchable AI knowledge base with Pinecone, and answer user queries...
Digitize business cards with Thai OCR & save to Google Sheets or CRM
This n8n template demonstrates how to use Typhoon OCR + LLM to digitize business cards, enrich the extracted details,...
Automate LinkedIn content using viral post analysis with Gemini AI & Flux image generation
LinkedIn Viral Post Scraper + AI Content Generator with Auto Publishing Who's it for Content creators, social media m...
Create structured Notion workspaces from notes & voice using Gemini & GPT
AI Assistant Workflow: Create Notion Workspaces from Notes & Voice Records Who is this for? This workflow is designed...
Automated patient response system with GPT-3.5 and Google Sheets for dental clinics
From Leads to Smiles – Automated Patient Engagement Turn every lead into a booked appointment with AI Why this workfl...
AI-powered meeting research & daily agenda with Google Calendar, Attio CRM, and Slack
Research meeting attendees and prepare daily agenda in Slack This workflow automatically researches your meeting atte...
Website content chatbot with Pinecone, Airtable & OpenAI for RAG applications
This n8n workflow shows how to extract website content, index it in Pinecone, and leverage Airtable to power a chat a...
Automated SEO blog publishing with WordPress, OpenAI & Perplexity
Automated Blog n8n System – Professional Articles in Minutes Most blogs publish words. This system publishes experien...
Generate video ads with Gemini 2.5 flash images & FAL WAN animation
This automated workflow template transforms a single product image into a complete professional advertisement video w...
Automate SEO-Optimized blog creation with GPT-4o, Perplexity AI & multi-language support
WordPress Blog Automation Pro v2.1 – with DEEPER RESEARCH – Advanced Content Automation This advanced, dual workflow...
WordPress blog automation with Airtable interface, human review & AI research v2
WordPress Blog Automation with human in the loop and deeper research in Airtable v2 Take full control of your AI powe...
Automate WHMCS support ticket creation with Gemini AI chatbot
This n8n template implements an AI Powered Chatbot for Automated WHMCS Support Ticket Creation Who's it for This temp...
Conversational Meta ads reporting & management with GPT-5
Currently Work In Progress This n8n template creates an intelligent AI assistant that responds to chat messages, prov...
Automate blog updates via Discord with GitHub and Gemini AI
Automate blog updates via Discord with GitHub and customizable AI chatbot ️ Disclaimer: This template uses the [n8n n...
Generate ad images from campaign briefs with GPT-4o and OpenAI Image API
Description: Supercharge your marketing with this next gen n8n workflow template, powered by GPT 4o! Instantly conver...
Generate multi-platform content with OpenAI, Tavily Research & Supabase Storage
Automated Content Page Generator with AI, Tavily Research, and Supabase Storage ️ Self Hosted Disclaimer : This templ...
Automate blog creation & publishing with Gemini, Ideogram AI and WordPress
: This n8n workflow automates the complete blog publishing process from topic research to WordPress publication. It r...
Deep research assistant with Perplexity AI and Telegram citations
Turn your Telegram bot into a real time research assistant with this intelligent n8n workflow. Designed for founders,...
Automatically triage & improve Todoist tasks with GPT-4.1-mini
How it works (high level) This workflow automatically triages new tasks created in Todoist in the last 5 minutes. It...