@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 
Automate sales call research and follow-ups with GPT-4, Tavily, Google Sheets
Description This n8n template automates prospect research and personalized follow up writing right after a sales call...
Generate business requirement documents with Multi-agent GPT & Google Workspace
Multi agent RAG system for smarter BRD (Business Requirement Document) writing Who’s it for This workflow is designed...
Store AI-generated images in AWS S3: OpenAI image creation & cloud storage
Automating AWS S3 Operations with n8n: Buckets, Folders, and Files Watch the demo video below: [
Create AI-generated books with GPT-4.1-mini, DALL-E, Google Drive and AWS S3
Multi Agent Book Creation Workflow with AI Tool Node and GPT 4, DALL E [
Automate Instagram profile analysis with Airtop scraping and GPT-4o intelligence
What's up Guys. I'm Luís 🏻 ️ If you need to analyze dozens of Instagram profiles every week, this isn't just anothe...
Generate personalized startup ideas with Claude analysis and Gmail reports
Get Started with n8n now! Who's it for This workflow is designed for developers, entrepreneurs, and startup enthusias...
Optimize unstructured data for RAG with Blockify IdeaBlocks technology
This workflow contains community nodes that are only compatible with the self hosted version of n8n. Blockify Data Op...
Categorize and track company emails with OpenRouter AI and Google Sheets
How it works Watches inbox for new emails via IMAP. Fetches existing categories and requests from Google Sheets. Uses...
Monitor brand reputation for negative PR on Reddit with Gemini + LangChain + Sheets
Watch the Full Execution on YouTube Workflow Description (in depth): This workflow automates the entire process of mo...
Summarize PDFs with Groq AI and convert to audio using Qwen TTS
This workflow contains community nodes that are only compatible with the self hosted version of n8n. How it works Use...
LeadBot autopilot — chat-to-lead for Salesforce
LeadBot Autopilot — Chat to Lead for Salesforce Description — How It Works 1. Greets & Guides: Welcomes the visitor a...
Process multiple media files in Telegram with Gemini AI & PostgreSQL database
Telegram AI Assistant with Multi File Media Group Handling, Smart File Processing & PostgreSQL Integration AI powered...
Multi-tool personal assistant with Telegram, Grok-4, Gmail, Calendar & Memory
Summary Chat with your AI agent in Telegram. It remembers important facts about you in Airtable, can transcribe your...
Natural language to SQL converter for Google Sheets with GPT-4o
This n8n workflow template creates an intelligent data analysis system that converts natural language questions into...
Natural language Google Sheets data analysis with Gemini AI
This n8n workflow template creates an efficient data analysis system that uses Google Gemini AI to interpret user que...
Talk to your Google Sheets using ChatGPT-5
This n8n workflow template creates an intelligent data analysis chatbot that can answer questions about data stored i...
Auto-generate LinkedIn content with Gemini AI: posts & images 24/7
How It Works LinkedIn Post with Image Automation Overview This n8n automation creates and publishes LinkedIn posts wi...
Extract context from voice notes with OpenRouter AI & Milvus for RAG systems
Voice Note Context Extraction Pipeline with AI Agent & Vector Storage This n8n template demonstrates how to automatic...
Auto-respond to Slack messages as yourself using GPT and Google Docs RAG
GPT 5 Slack Impersonation Agent with RAG – Auto Respond to Messages Using Live Project Docs Let AI handle your Slack...
Amazon affiliate marketing automation
Who this is for This workflow is for Amazon affiliate marketers and social media managers who want to quickly turn pr...
Automate weekly tutorials from trending GitHub repos with Gemini AI to WordPress
: GitHub to WordPress Tutorial Generator This workflow automates the process of creating technical tutorials for your...
Deploy AI-powered website chatbot with DeepSeek and custom branding
Who's it for This template is perfect for business owners, developers, and marketers who want to add a professional,...
IPL cricket rules Q&A chat bot using RAG and Google Gemini API
This workflow has 2 Broad Steps Step 1 Vector store creation with set of ipl rules using Google Gemini Embedding. Thi...
AI-powered personal finances manager with Gemini, Telegram & Google Sheets
Who’s it for This template is designed for individuals who want to gain full control over their personal finances wit...