@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 call center sentiment analysis with GPT-4o-mini and Google Sheets
What problem does this workflow solve? Call centers often record conversations for quality control and training, but...
Send AI-summarized unread email alerts to Slack using GPT-4o and Gmail
Who is this for? If you’re overwhelmed with incoming emails but only want to be notified about the essentials, this w...
Automate ABM research to outreach with Octave, AI, and Instantly.ai
This workflow contains community nodes that are only compatible with the self hosted version of n8n. Complete account...
Query your Trello board using natural language with OpenAI GPT
Chat with Your Trello Board (n8n + OpenAI) Description Turn your Trello board into a conversational assistant. This w...
Generate Personalized Email Sequences with Octave, LLM & External Data
This workflow contains community nodes that are only compatible with the self hosted version of n8n. Generate dynamic...
Automated Trello Board Summarization with GPT-5-Nano
This workflow pulls a Trello board → lists → cards , maps key fields (board, list, task names/descriptions), and asks...
Analyze Legal Documents with GPT & o4-mini plus Gmail & Google Sheets
Description This workflow lets you upload a PDF document and automatically analyze it with AI. It extracts the text,...
Convert POML to AI-Ready Prompts & Chat Messages with Zero Dependencies
POML → Prompt/Messages (No Deps) What this does Tu...
AI system prompt generator & optimizer (n8n + OpenAI)
This workflow acts as a System Prompt Optimizer Agent . You send it a draft prompt or goal, and it returns: 1. A rewr...
Resume reviewer with GPT-4o-mini and human validation via gotoHuman
This workflow reviews resumes against a job description using OpenAI for automated scoring and gotoHuman for human va...
Automated cover letter generator with Indeed job scraping and GPT-4o-mini
This workflow automates the process of writing tailored cover letters for job applications. It: 1. Uses Apify’s Indee...
Search Outlook emails with natural language queries using GPT-4o
This workflow allows you to search your Outlook mailbox with natural language . You type what you’re looking for (e.g...
Extract YouTube creator emails with Apify scraper and GPT-4o Mini
This workflow automates the process of finding YouTube creator contact emails for outreach and partnerships. It combi...
Auto-translate blog content to multiple languages with GPT-4o and Markdown
This workflow takes a blog post (title + content) and automatically translates it into multiple languages of your cho...
Automate customer support with multilingual chatbot using GPT-5 Nano for eCommerce
This workflow creates a multilingual eCommerce chatbot that automatically detects the customer’s language and provide...
Generate marketing campaign ROI reports with Google Sheets, GPT-4o and Email
This n8n workflow pulls campaign data from Google Sheets, summarizes it using OpenAI, and sends a performance recap v...
Automatically rename Gmail attachments with GPT-4o and save to Google Drive
Automatically Rename Gmail Attachments with AI and Save to Google Drive Who is this for? This workflow is perfect for...
Create meeting minutes from Telegram messages with GPT-5 to Airtable Slack Gmail
How it works? 1. Send a message or a voice note on Telegram right after the meeting. 2. n8n transcribes (if it's a vo...
Create Dev.to articles with OpenAI/Gemini - AI-generated content with images
AI Blog Publisher Workflow for Dev.to Turn a simple idea into a complete blog article with images, ready to publish —...
Typeform to HubSpot: AI-enriched & scored leads with GPT-4o-mini
How it works This workflow starts whenever a new lead is submitted through Typeform. It cleans and stores the raw lea...
Auto-categorize YNAB transactions with GPT-5-Mini and Discord notifications
YNAB Super Budget Ever wish that Y.N.A.B was just a little smarter when auto categorizing your transactions? Now you...
Create a company policy chatbot with RAG, Pinecone vector database, and OpenAI
A RAG Chatbot with n8n and Pinecone Vector Database Retrieval Augmented Generation (RAG) allows Large Language Models...
Customer support chatbot with RAG using OpenAI and Pinecone
Simple RAG Customer Support Chatbot Overview This intelligent customer support chatbot leverages Retrieval Augmented...
Manage Asana projects with natural language AI assistant via chat & webhook
Asana AI Assistant: Project Management via Natural Language Transform chat conversations into Asana actions This work...