@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 
Auto-fill PDF forms with AI using Autype, OpenAI, and Google Drive
Important: This workflow uses the Autype community node and requires a self hosted n8n instance...
Scan code repositories for governance issues with GPT-4o and severity-based reports
How It Works This workflow automates end to end code repository governance scanning using a multi agent AI orchestrat...
Analyze and modernize university curricula with GPT-4o and employment data
Based on the workflow image, here is the complete n8n template submission: Title: How It Works This workflow automate...
Generate board-ready workforce analytics and talent reports with GPT-4o
Intelligent workforce analytics and talent strategy report automation How It Works This workflow automates end to end...
Log Telegram receipt images to Excel 365 using Tesseract OCR and GPT-4.1-mini
Log receipt transactions from Telegram images to Excel using OCR and AI OCR + AI + Duplicate Protection (n8n Workflow...
Create AI video ads from product descriptions using AI Agent and deAPI
Who is this for? Marketing teams who need quick video ads without a production crew E commerce sellers promoting prod...
Summarize YouTube videos and generate thumbnails using AI Agent and deAPI
Who is this for? YouTube creators who want to speed up their post production workflow Content repurposers who turn vi...
Analyze YouTube videos and auto-generate AI reports in Google Docs with DeepSeek
A compact n8n workflow that accepts a YouTube link or uploaded video, pulls a transcript via Supadata.ai, runs a lang...
Generate research proposals with GPT-4o, web search, and quality control agents
How It Works This workflow automates academic and professional research proposal generation using a multi agent AI pi...
Auto-generate sticky notes and rename nodes
This is an official n8n workflow that helps you follow our sticky note and naming guidelines require...
Handle Spanish-speaking vet clinic bookings with GPT-4o, Sheets, Calendar and Gmail
Overview Meet Maria, a sophisticated AI Booking Agent designed for Veterinary Clinics (but easily adaptable to any se...
Send personalized SaaS welcome emails with Stripe, Pinecone, GPT-4o, and Gmail
Who it's for SaaS founders and developers who want to automate their customer onboarding experience from payment to w...
Production AI Playbook: Deterministic Steps & AI Steps (5 of 5)
The full end to end workflow that chains all patterns together. This template processes customer feedback from intake...
Production AI Playbook: Deterministic Steps & AI Steps (4 of 5)
Protect your workflows with n8n's native Guardrails node, placed before and after your AI step. The input guardrails...
Production AI Playbook: Deterministic Steps & AI Steps (3 of 5)
Combine AI classification with confidence based routing and category based fan out. This template classifies incoming...
Production AI Playbook: Deterministic Steps & AI Steps (2 of 5)
Validate AI generated outputs before your workflow acts on them. This template sends a support ticket through AI clas...
Production AI Playbook: Human Oversight (Exercise 3)
Route AI generated content to reviewers on Slack or email, with automatic escalation if nobody responds. This templat...
Production AI Playbook: Human Oversight (Exercise 2)
Gate high risk AI actions behind human approval. This template shows how to prevent an AI agent from executing sensit...
Production AI Playbook: Human Oversight (Exercise 1)
Review AI drafted customer responses before they go out. This template sets up a chat based approval flow where an AI...
Monitor workflow errors via n8n API with Gemini analysis and Telegram alerts
Monitor n8n Workflow Errors with AI Diagnosis & Instant Telegram Alerts This n8n template automatically catches error...
Forward Zoho Mail emails to Gmail with Gemini AI analysis and Telegram digest
Smart email forwarder Zoho mail to Gmail with attachment, analysis by AI agent This n8n template automatically monito...
Generate B2B lead magnet articles with AI deep research and Google Docs
Who is this for? This workflow is built for B2B marketers, consultants, founders, and agency owners who need to produ...
Match Zoho CRM contacts to buyer personas using LinkedIn, Phantombuster and OpenAI
Zoho CRM Buyer Persona Matcher This workflow automates the process of identifying buyer personas and generating perso...
Audit competitor SEO content with Decodo, Gemini, and Google Sheets
Never guess your SEO strategy again. This advanced workflow automates the most time consuming part of SEO: auditing c...
