Browse 6,328 n8n workflow templates in the Langchain category. These ready-to-use automations connect apps and services with n8n — no coding required. Click any workflow to explore its nodes and import it directly into n8n.

6,328 workflows in Langchain
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Auto-Generate SEO Blog Posts with Perplexity, GPT, Leonardo & WordPress
✨ SEO Blog Post Automation with Perplexity, GPT, Leonardo AI & WordPress This workflow automates the creation and publishing of weekly SEO-optimized blog posts using AI and publishes them directly ...
415
Jul 16, 2025
Analyze and Summarize Google Reviews with SerpAPI, GPT-4 and Google Sheets
Try It Out! This n8n template helps you analyze Google Maps reviews for a list of restaurants, summarize them with AI, and identify optimization opportunities—all in one automated workflow. Whether ...
0
Jul 16, 2025
Conversational Google Calendar Management with Claude 3.5 Haiku & Telegram
💬 Conversational Calendar Bot for Telegram This workflow creates an AI chatbot on Telegram that intelligently manages your Google Calendar using natural language. It even checks for conflicts befor ...
0
Built by M Sayed M Sayed
Jul 16, 2025
Enrich Company Profiles with Explorium MCP and Claude AI for GTM Research
🕵️ Company Research Agent (n8n + Explorium + LLM) This n8n workflow automates company research by combining Explorium’s MCP server, web scraping tools, and an AI agent. Results are written to ...
0
Built by Itamar Itamar
Jul 16, 2025
Automate Company ICP Scoring with Explorium Data and Claude AI Analysis
🧠 ICP Scoring Agent (n8n + Explorium + LLM) This workflow automates Ideal Customer Profile (ICP) scoring for any company using a combination of Explorium data and an LLM-driven evaluation framewor ...
0
Built by Itamar Itamar
Jul 16, 2025
Automate Invoice Processing from Gmail with Azure GPT-4.1 and Human Verification
This workflow contains community nodes that are only compatible with the self-hosted version of n8n. This n8n workflow automates invoice management by integrating Gmail, PDF analysis, and Azure OpenA ...
0
Jul 16, 2025
AI-Powered Tarot Readings via iMessage with GPT & Blooio
🔮 Mystic Tarot Bot — AI-Powered iMessage Readings This magical n8n template turns your iMessage inbox into a soulful tarot reading experience powered by Blooio and AI. Users can send in question ...
0
Jul 16, 2025
Automate Chinese to English Translation in Google Slides with Openrouter AI
Overview of the n8n Workflow This n8n workflow automates the translation of text in Google Slides presentations from one language to another using AI. It retrieves a specified presentation from Goog ...
0
Jul 16, 2025
Generate SEO-Optimized Blog Content with Gemini, Scrapeless and Pinecone RAG
This workflow contains community nodes that are only compatible with the self-hosted version of n8n. How it works This advanced automation builds a fully autonomous SEO blog writer using n8n, Scrape ...
0
Jul 16, 2025
AI-Powered Travel Assistant for WhatsApp using Llama 3.2
This n8n workflow automates personalized travel assistance via WhatsApp through a friendly virtual agent named Alex. It helps users plan trips, explore destinations, get visa/weather/hotel information ...
0
Jul 16, 2025
Generate Personalized Travel Itineraries with Llama AI via Email & WhatsApp
This n8n workflow automatically creates friendly, personalized travel itineraries based on messages received via email or WhatsApp. When a user says "I want to go to Dubai with friends for 5 days" or ...
0
Jul 16, 2025
Auto-bid on Freelancer.com with OpenAI proposals and Telegram approval
Quick overview Four ready-to-import n8n workflows that auto-bid on Freelancer.com: they search keywords, filter junk listings score every project with AI, send a one-tap Telegram approval card, write ...
473
Jul 16, 2025
Analyze Search Intent for Keywords with Google Scraping, Bright Data, and Gemini AI
What it does This workflow scrapes the top 10 pages on SERP and conducts an in-depth analysis of the keyword intent for each ranking keyword, saving the information to a Google Sheet for further analy ...
0
Jul 16, 2025
Find and Compare Online Tools with GPT-4o and SerpAPI Research
What It Does This powerful workflow can take hours of difficult research attempting to identify the perfect online tool to aid you with your business and condenses it into a few short seconds. Simply ...
0
Built by AiAgent AiAgent
Jul 16, 2025
Automate LLM Testing with GPT-4 Judge & Google Sheets Tracking
How it works The workflow loads a list of test cases from a Google Sheet (previous results stored from an LLM) For each test case, we execute a call to an LLM judge in parallel (using HTTP Request + W ...
0
Built by Adam Janes Adam Janes
Jul 16, 2025
Outreach for your product using Apollo, LinkedIn, GPT-4.1 and SendGrid
> 💛 Sticky Note: > This Hyperpersonalized Outreach n8n template automates AI‑powered B2B email campaigns by combining Apollo.io lead scraping, LinkedIn enrichment, GPT‑4 generation, and ...
382
Built by Misek Misek
Jul 15, 2025
🤖 Create Your First AI Agent with Weather & Web Scraping (Starter Kit)
This workflow contains community nodes that are only compatible with the self-hosted version of n8n. How it works This template is your personal launchpad into the world of AI-powered automation. It ...
11,414
Jul 15, 2025
Voice-controlled Expense Tracker with Siri, AI and Google Sheets
🎯 What It Does: This project lets you talk to Siri (via Apple Shortcuts) and record or query your daily spending. The shortcut sends your message to an n8n Webhook, which uses AI to decide whether ...
0
Built by Ai Lin ⌘ Ai Lin ⌘
Jul 15, 2025
Categorize and Label Existing Gmail Emails Automatically with GPT-4o mini
📨 Categorize and Label Existing Gmail Emails Automatically with GPT-4o mini 👥 Who's it for This workflow is perfect for individuals or teams who want to sort and label existing emails in their ...
3
Built by Arlin Perez Arlin Perez
Jul 15, 2025
Create Research-Based LinkedIn Posts with OpenAI, Perplexity and Human Review
What This Workflow Does: Generates original, research-based LinkedIn posts Combines AI insights with personal storytelling Includes human-in-the-loop selection & revision steps Automatically creates a ...
614
Jul 15, 2025