@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 
Anthropic AI agent: Claude Sonnet 4 and Opus 4 with Think and Web Search tool
This workflow dynamically chooses between two new powerful Anthropic models — Claude Opus 4 and Claude Sonnet 4 — to...
Automate Your LinkedIn Engagement with AI-Powered Comments! 💬✨
Tutorial Video This n8n workflow is your ultimate tool for smart LinkedIn interaction, leveraging the power of AI ...
Get Colombian peso to USD exchange rate with Telegram bot and AI date recognition
Request TRM (Colombian Peso to US Dollar exchange rate) Objective Retrieve the TRM (Colombian Peso to US Dollar excha...
Automated email assistant for suppliers using OpenAI and Google Sheets
Automated Email Assistant for Busy Professionals This assistant is designed for people who don't have time to write a...
Claude 3.7 Sonnet AI chatbot agent with Anthropic web search and think functions
This workflow builds a conversational AI chatbot agent using Claude 3.7 Sonnet model with the new . It enhances stand...
Generate recipes from ingredients with Ollama AI Chef Agent
What It Does The Chef Agent is your AI powered kitchen companion—ready to turn leftover ingredients into meal inspira...
Multilingual WhatsApp translator with OpenAI Whisper & GPT-4 and HubSpot integration
AI WhatsApp Translator + Voice Transcriber with HubSpot Integration Hello! I'm Amanda ️, a passionate automation crea...
Document Q&A chatbot with Gemini AI and Supabase vector search for Telegram
This template creates a Telegram AI Assistant that answers questions based on your documents, powered by Google Gemin...
Conversational PostgreSQL agent with visuals, multi-KPI, and data editing (MCP)
Ask your PostgreSQL database complex questions and receive clear summaries, charts, and even update or insert data —...
PostgreSQL conversational agent with Claude & DeepSeek (Multi-KPI, Secure)
Conversational PostgreSQL Agent Enable AI driven conversations with your PostgreSQL database using a secure and visua...
🌍 AI interpreter and translator for WhatsApp – translate voice & text
AI WhatsApp Translator – Multilingual Voice & Text Translator for n8n Hi! I'm Bruno — I’ve been building AI ...
Automated stock analysis reports with technical & news sentiment using GPT-4o
Stock Analysis Agent (Hebrew, RTL, GPT 4o) Overview Get comprehensive stock analysis with this AI powered workflow th...
Daily personalized air & pollen health alerts with Ambee API and AI via email
This workflow fetches real time air quality and pollen data using Ambee’s APIs and sends a friendly, personalized dai...
Ultimate AI assistant: Automate email, calendar, webSearch, Notion, RAG & X
This is an ultimate AI assistant: Handle emails, schedule meetings, search the web, take notes, post to social media,...
Generate monthly financial reports with Gemini AI, SQL, and Outlook
AI Powered Business Performance Reporting Automation Unlock executive level insights with ZERO manual work! This n8n...
Zoom AI meeting assistant creates mail summary, ClickUp tasks and follow-up call
Update 19 04 2025 Change from OpenAI to Claude 3.7 Sonnet module Adding the Think Tool The update enables significant...