@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 
AI website chatbot with CRM lead collection using GPT and Google Sheets
This n8n training workflow demonstrates how to connect a sub workflow as a tool to an AI Agent. In this example, the...
Automated sales follow-up with GPT, Tavily Research and Gmail
This workflow contains community nodes that are only compatible with the self hosted version of n8n. GPT 5 AI Lead Re...
Auto-comment on Reddit posts with AI brand mentions & Baserow tracking
This workflow finds fresh Reddit posts that match your keywords, decides if they’re actually relevant to your brand,...
Personal knowledgebase AI agent
How it works: This project creates a personal AI knowledge assistant that operates through Telegram. The assistant ca...
Daily IndieHackers Reddit trend analysis to Slack with Gemini AI
Daily IndieHackers Reddit Trend Analysis to Slack Transform Reddit chaos into actionable startup intelligence Get AI...
Personalized AI assistant with voice support, email/calendar & web tools integration
Intro This workflow shows how to go beyond a “plain” AI chatbot by: Adding a Personality Layer — Link an extra LLM to...
Generate language learning flashcards with GPT-4, Telegram and Google Sheets for Anki
How it works Use Telegram to send in new phrases ( ) You can also manually input phrase in the workflow itself ChatGP...
Chat-based financial analysis of P&L and balance sheets with GPT-4 & PostgreSQL
Who’s it for This workflow is designed for finance teams , accountants , and data analysts who want to interact with...
Generate AI promo videos for products with GPT-4o, Fal.ai & human supervision
Generate AI video clips to promote products, services or events on social media. Use gotoHuman as an interface to con...
Automating WhatsApp replies using Go High Level with Redis and Anthropic
Automating WhatsApp replies in Go High Level with Redis and Anthropic Description Integrates GHL + Wazzap with Redis...
AI-powered domain & IP security check automation
Description This workflow is designed to automate the security reputation check of domains and IP addresses using mul...
Auto-analyze Google Analytics data with Gemini AI & smart Gmail/Telegram routing
Who’s it for This workflow is ideal for marketing teams, growth analysts, and business owners who need regular Google...
Medical symptom analysis & doctor recommendations with Ollama AI & WhatsApp
This n8n workflow enables an AI powered symptom checker where users input symptoms via a form or chat, analyzes them...
Ai movie recommender on WhatsApp
This automated n8n workflow enables an AI powered movie recommendation system on WhatsApp. Users send messages like "...
Build a customer support RAG agent with GPT-5, Telegram & Pinecone
RAG Based Customer Support Agent (GPT 5 + Telegram) Description: This workflow builds a powerful Retrieval Augmented...
Build a GLPI knowledge base RAG pipeline with Google Gemini and PostgreSQL
Description This workflow automates the creation of a Retrieval Augmented Generation (RAG) pipeline using content fro...
AI-powered Elementor blog post automation system for agencies with Gemini
AI Powered Elementor Blog Post Automation System for Agencies Categories: Business Automation, Content Creation, SEO,...
Deep research agent - automated research & Notion report builder
This workflow acts as an AI powered research assistant that takes a topic from the user, performs multi step intellig...
Beginner manager agent with sub-agent tools
This guide walks you through building an intelligent AI Agent in n8n that routes tasks to the appropriate sub agent u...
Beginner Outlook calendar summary with OpenAI
A step by step demo that shows how to pull your Outlook calendar events for the week and ask GPT 4o to write a short...
Get started with Google Sheets in n8n
A hands on starter workflow that teaches beginners how to: Pull rows from a Google Sheet Append a new record that mim...
Beginner lead finder using SerpAPI search
This n8n workflow finds experts on any topic , scrapes their websites, and pulls out contact emails automatically. Co...
Beginner AI dataset generator using OpenAI + LangChain in n8n
This n8n workflow dynamically generates a realistic sample dataset based on a single topic you provide. It uses OpenA...
Loop over items — beginner example
This workflow introduces beginners to one of the most fundamental concepts in n8n: looping over items . Using a simpl...