@n8n/n8n-nodes-langchain.chattrigger
696 workflows using this node.
What is the @n8n/n8n-nodes-langchain.chattrigger node used for in n8n workflows?
@n8n/n8n-nodes-langchain.chattrigger n8n workflows are automation templates that use the @n8n/n8n-nodes-langchain.chattrigger 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-chattrigger 
Answer support questions from a knowledge base with OpenAI GPT-4o-mini
Quick Overview This workflow powers a support chat experience that uses an OpenAI RAG agent with in memory vector sea...
Build a RAG knowledge base from PDFs with Gemini, Supabase and Google Sheets
Quick Overview This workflow ingests educational PDF URLs from Google Sheets, extracts and chunks their text, generat...
Build a cost engineering RAG with Google Drive, OpenAI, and Pinecone
Quick Overview This workflow ingests PDF cost engineering manuals from Google Drive into a Pinecone vector index usin...
Write and track cold emails with Google Gemini and Gmail
Quick Overview This workflow uses an n8n Chat trigger with Google Gemini to draft a personalized cold email, sends it...
Review business ideas as a virtual board with Anthropic Claude
Quick Overview This chat driven workflow uses Anthropic Claude to act as a virtual Board of Directors, sending your b...
Run a skills-based knowledge chatbot with Google Sheets and GPT-4o-mini
Quick overview This workflow creates a session based chatbot in n8n Chat that loads “skills” from Google Sheets and u...
Run a multi-session chat agent with OpenAI and data table memory
Quick overview This workflow powers an OpenAI based chat agent in n8n that persists long term conversation memory in...
Build hybrid RAG search over PDFs with Qdrant and Ollama
Quick overview This workflow ingests a local PDF into Qdrant with Ollama embeddings, then supports hybrid retrieval b...
Provide ecommerce support with Qdrant RAG, WooCommerce, and human backup
This workflow is a complete AI powered customer support automation for WooCommerce e commerce websites . It combines...
Summarize article URLs with Google Gemini AI from WordPress and blogs
This n8n template automates the extraction and summarization of long form articles, blogs, or WordPress posts using a...
Manage Gmail and Google Calendar with a multi-agent executive assistant (GPT-4o)
This workflow turns n8n into a smart, conversational personal assistant. Think of it as a digital manager for your da...
Chat with your business knowledge base using Google Gemini and Qdrant
This comprehensive Retrieval Augmented Generation (RAG) system enables businesses to effectively manage and query the...
Analyze up to 100 URLs for on-page SEO and export results to CSV
Analyze up to 100 URLs in one run and export key on page SEO data to CSV automatically. This n8n workflow accepts URL...
Build a RAG chatbot using Google Gemini and a Supabase vector store
AI Chatbot with RAG: Google Gemini & Supabase Vector Store Summary Build a custom, intelligent knowledge base in minu...
Control SwitchBot devices via chat with OpenRouter AI
Control SwitchBot Devices with AI via Chat What this workflow does: This workflow lets you control your SwitchBot sma...
Export Google PageSpeed Insights data to CSV for multiple URLs
Bulk Google PageSpeed Insights to CSV This workflow accepts up to 10 URLs via chat input, executes the Google PageSpe...
AI Restaurant Virtual Waiter Chatbot 🤖🍕 for WhatsApp & Website
This workflow implements a WhatsApp based virtual restaurant assistant that automates customer interaction from the f...
Compare rental estimates from Zillow, HUD FMR and Rentometer with GPT-4.1
Who is this for? Real estate investors and analysts evaluating buy and hold rentals, BRRRR deals, or any property whe...
Extract sitemap URLs in bulk via chat and export them to a CSV download link
Extracting URLs from multiple XML sitemaps manually is tedious, and combining them into a single usable file is time...
Extract sitemap URLs to CSV using chat input, XML parsing and HTTP upload
SEO Sitemap Extractor: Convert XML to CSV via Chat Interface This workflow provides a streamlined, no code solution t...
Analyze business data from Google Sheets with an OpenAI chatbot
Business Data Analyst Chatbot Overview This workflow is a chat based Business Data Analyst Chatbot built in n8n . It...
Auto-index your website and build a RAG chatbot with Firecrawl, Qdrant, and GPT-4o-mini
Build a fully functional AI chatbot for any website using Retrieval Augmented Generation (RAG). This workflow automat...
Manage Notion tasks and reports from chat with Gemini and Gmail
Chat with a Gemini powered operations assistant to create and update Notion tasks, send emails via Gmail, and pull li...
Manage email campaigns with MailerLite, Google Sheets and Claude via OpenRouter
Email Marketing Manager What Native n8n chat operated AI employee for a single wellness SaaS brand Handles three inte...
