Browse 7,110 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.

7,110 workflows in Langchain
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Summarize Glassdoor Company Info with Google Gemini and Bright Data Web Scraper
Who is this for? This workflow is designed for HR professionals, employer branding teams, talent acquisition strategists, market researchers, and business intelligence analysts who want to monitor, un ...
1,027
Apr 13, 2025
Convert YouTube Videos into SEO Blog Posts with GPT-4o, Dumpling AI, and Flux
Workflow Description This workflow helps content creators automatically repurpose YouTube videos into SEO-friendly blog posts. It extracts the video transcript, uses AI to generate a full blog post w ...
2,551
Built by Yang Yang
Apr 13, 2025
Advanced AI-Powered YouTube SEO Optimization & Auto-Update
Optimize Existing YouTube Video Metadata using AI and YouTube API This n8n workflow automatically enhances the Search Engine Optimization (SEO) of your existing YouTube videos. Provide a video link, ...
828
Apr 12, 2025
Compare Sequential, Agent-Based, and Parallel LLM Processing with Claude 3.7
This workflow demonstrates three distinct approaches to chaining LLM operations using Claude 3.7 Sonnet. Connect to any section to experience the differences in implementation, performance, and capabi ...
1,406
Built by Eduard Eduard
Apr 12, 2025
Import Google Keep notes to Google Sheets using OpenAI and Google Drive
This n8n workflow automates the import of your Google Keep notes into a structured Google Sheet, using Google Drive, OpenAI for AI-powered processing, and JSON file extraction. It's perfect for users ...
1,396
Built by PollupAI PollupAI
Apr 11, 2025
Build an MCP Server with Google Calendar and Custom Functions
Learn how to build an MCP Server and Client in n8n with official nodes. > ⚠ Requires n8n version 1.88.0 or higher. In this example, we use Google Calendar and custom functions as two separate M ...
49,155
Built by Solomon Solomon
Apr 10, 2025
AI-Driven WooCommerce Product Importer from Google Sheet with Yoast SEO meta
This workflow streamlines your WooCommerce product creation process by integrating directly with Google Sheets. Simply input product details into your spreadsheet, and the workflow takes care of the r ...
2,410
Apr 10, 2025
Transform Gmail Newsletters into Insightful LinkedIn Posts Using OpenAI
Who Is This For? This workflow is perfect for content creators, marketers, and business professionals who receive regular newsletters and want to effortlessly convert them into engaging LinkedIn pos ...
2,430
Apr 10, 2025
Parse Gmail Inbox and Transform into Todoist tasks with Solve Propositions
Who is it for? If you are getting a lot of emails into your Gmail inbox, then probably some of those can be solved easly by replying or by doing specific short tasks. But analyzing whole email thread ...
3,127
Built by Łukasz Łukasz
Apr 10, 2025
Extract University Term Dates from Excel using CloudFlare Markdown Conversion
This n8n template imports an XLSX containing terms dates for a university, extracts the relevant events using AI and converts the events to an ICS file which can be imported into iCal, Google Calendar ...
644
Built by Jimleuk Jimleuk
Apr 10, 2025
Generate Written Content with GPT Recursive Writing & Editing Agents
Who is this for? Content creators, writers, and automation enthusiasts experimenting with recursive AI workflows for content generation and refinement. Ideal for those exploring AI agents that collabo ...
1,120
Built by Matty Reed Matty Reed
Apr 09, 2025
Smart Gmail Cleaner with AI Validator & Telegram Alerts
Automatically clean up your Gmail inbox by deleting unwanted emails, validated by Gemini AI. Ideal for anyone tired of manual inbox cleanup, this workflow helps you save time while staying in contro ...
1,637
Built by Reyhan Reyhan
Apr 09, 2025
Generate & Auto-Post Social Videos to Multiple Platforms with GPT-4 and Kling AI
AI-Powered Social Video Generator with Auto-Posting to Instagram, TikTok, YouTube, Facebook, LinkedIn, Threads, Pinterest, Twitter (X), and Bluesky Who is this workflow for? This workflow is ideal ...
11,788
Built by Dr. Firas Dr. Firas
Apr 09, 2025
✍️ AI agent to create Linkedin posts for blog promotion with GPT-4o
Tags: Automation, AI, Marketing, Content Creation Context I’m a Supply Chain Data Scientist and content creator who writes regularly about data-driven optimization, logistics, and sustainability. P ...
4,852
Built by Samir Saci Samir Saci
Apr 09, 2025
AI-powered Student Assistant for Course Information via Twilio SMS
This n8n template offers a simple yet capable chatbot assistant who can answer course enquiries over SMS. Given the right access to data, AI Agents are capable of planning and performing relatively c ...
1,896
Built by Jimleuk Jimleuk
Apr 09, 2025
Build an IT Support Assistant Chatbot Leveraging Existing Support Portal
This n8n template demonstrates how you can leverage existing support site search to power your Support Chatbots and agents. Building a support chatbot need not be complicated! If building and indexin ...
4,785
Built by Jimleuk Jimleuk
Apr 09, 2025
Conversing with Data: Transforming Text into SQL Queries and Visual Curves
Conversational Data Retrieval and Visualization Workflow This workflow enables users to interact with a PostgreSQL database using natural language. It translates text inputs into SQL queries, retriev ...
2,904
Apr 09, 2025
Enhance AI Prompts with GPT-4o-mini and Telegram Delivery
Workflow Documentation Description: This workflow is designed to optimize prompts by enhancing user inputs for clarity and specificity using AI. The workflow takes a user-provided prompt as input and ...
484
Apr 09, 2025
Loading JSON via FTP to Qdrant Vector Database Embedding Pipeline
🧠 This workflow is designed for one purpose only, to bulk-upload structured JSON articles from an FTP server into a Qdrant vector database for use in LLM-powered semantic search, RAG systems, or AI ...
1,049
Apr 09, 2025
Automated LinkedIn Lead Generation, Scoring & Communication with AI-Agent
⚠️ DISCLAIMER: This workflow uses the AnySite LinkedIn community node, which is only available on self-hosted n8n instances. It will not work on n8n.cloud. Overview This workflow automates th ...
12,106
Built by Andrey Andrey
Apr 08, 2025