@n8n/n8n-nodes-langchain.toolthink
184 workflows using this node.
What is the @n8n/n8n-nodes-langchain.toolthink node used for in n8n workflows?
@n8n/n8n-nodes-langchain.toolthink n8n workflows are automation templates that use the @n8n/n8n-nodes-langchain.toolthink 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-toolthink 
Build an advanced multi-query RAG system with Supabase and GPT-5
Go beyond basic Retrieval Augmented Generation (RAG) with this advanced template. While a simple RAG setup can answer...
Automate video creation from voice input with HeyGen, GPT-5 & social publishing
This workflow contains community nodes that are only compatible with the self hosted version of n8n. Automate Video C...
Enrich Monday.com leads & draft personalized emails with Explorium MCP and GPT-4.1
Enrich Monday.com leads with AI powered company research and personalized email drafts using Explorium MCP and GPT 4....
Generate AI avatar videos with GPT-5 & publish to social media platforms
This workflow contains community nodes that are only compatible with the self hosted version of n8n. Automate Social...
Build a WhatsApp assistant with memory, Google Suite & multi-AI research and imaging
The " WhatsApp Productivity Assistant with Memory and AI Imaging " is a comprehensive n8n workflow that transforms yo...
Automate pet grooming posts & bookings with AI, Facebook & Telegram bot
Telegram Pet Grooming Bot – Social Media & Booking Automation This workflow automates Facebook posting and appointmen...
Product marketing assets generator with VEO 3, OpenAI & Airtable
AI Powered Flyer & Video Generator with Airtable, Klie.ai, and n8n Who is this for? This template is perfect for e co...
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...
Auto-generate social media videos with GPT-5 and publish via Blotato
Auto Generate Social Media Videos with GPT 5 and Publish via Blotato ️ Disclaimer : This workflow uses Community Node...
AI-powered stock analysis with Danelfin, TwelveData and Alpha Vantage
AI Powered Stock Analysis Chatbot Transform Your Investment Decisions with Advanced AI Analytics What It Does This in...
Automate stock trades with AI-driven technical analysis & Alpaca Trading
AI Powered Stock Analysis & Auto Trading Workflow Supercharge your trading decisions with this end to end AI automati...
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...
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...
Business AI command center: Modular agents for Google Workspace, vector search & multi-channel reports
AI OPS Agent for n8n — Stop Doing Busy Work. Start Leading. Your AI workforce is ready. Are you? What You Get: Your R...
Create high-converting sales copy with Hormozi Framework, LangChain & Google Docs
Note: This workflow assumes you already have your product’s Amazon reviews saved in a Google Sheet. If you still need...
Automated email replies with GPT-4o, Outlook, and GoToHuman approval
This n8n workflow reads emails from your Outlook inbox, drafts AI powered replies using OpenAI, and routes them throu...
Generate videos from images with Telegram, GPT-4.1 & Seedance/Veo3 integration
Telegram Image to Video Generator Agent (Veo3 / Seedance Integration) ️ This template uses [community nodes] and some...
Create viral LinkedIn content with O3 & GPT-4.1-mini multi-agent team
Create Viral LinkedIn Content with O3 & GPT 4.1 mini Multi Agent Team This n8n workflow is a multi agent LinkedIn con...
Amplify social media presence with O3 and GPT-4 multi-agent team
Amplify Social Media Presence with O3 and GPT 4 Multi Agent Team Overview This n8n workflow acts like a virtual socia...
Creative design agency simulation with OpenAI O3 and GPT-4.1-mini multi-agent
Creative Design Agency Simulation with OpenAI O3 and GPT 4.1 mini Multi Agent Team This n8n workflow simulates a full...
Comprehensive customer support with OpenAI O3 + GPT-4.1-mini multi-agent team
Support Director Agent with Customer Support Team Description Complete AI powered customer support department with a...
Data analytics department with AI team: CDO & specialists using OpenAI O3
CDO Agent with Data Analytics Team Description Complete AI powered data analytics department with a Chief Data Office...
Create a complete AI engineering department with OpenAI O3 and specialized agents
CTO Agent with Engineering Team Description Complete AI powered engineering department with a Chief Technology Office...