Browse 6,296 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.

6,296 workflows in Langchain
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Slack slash commands AI Chat Bot
This is a response chatbot in public channels through slash commands. I explain more in detail through the YouTube video, but it's only available in Korean. How it works? When you request the create ...
3,246
Built by InfoGrab InfoGrab
Feb 14, 2025
Arxiv Paper summarization with ChatGPT
Webhook | Paper Summarization Who is this for? This workflow is designed for researchers, students, and professionals who frequently read academic papers and need concise summaries. It is useful for ...
3,377
Built by Teddy Teddy
Feb 14, 2025
AI Agent: Find the Right LinkedIn Profiles in Seconds
Automate LinkedIn Prospecting with AI Agent and Get Results Straight to Google Sheets! A practical AI-powered workflow that helps you find relevant LinkedIn profiles using natural language queries an ...
4,522
Built by Badr Badr
Feb 13, 2025
Use OpenRouter in n8n versions <1.78
What it is: In version 1.78, n8n introduced a dedicated node to use the OpenRouter service, which lets you to use a lot of different LLM models and providers and change models on the fly in an agenti ...
2,678
Feb 13, 2025
Upload to Instagram, TikTok & YouTube from Google Drive
Description This automation template is designed for content creators, digital marketers, and social media managers looking to simplify their video posting workflow. It automates the process of genera ...
45,458
Feb 12, 2025
Fetch Dynamic Prompts from GitHub and Auto-Populate n8n Expressions in Prompt
Who Is This For? This workflow is designed for AI engineers, automation specialists, and content creators who need a scalable system to dynamically manage prompts stored in GitHub. It eliminates manu ...
3,150
Feb 12, 2025
Open Deep Research - AI-Powered Autonomous Research Workflow
Open Deep Research - AI-Powered Autonomous Research Workflow Description This workflow automates deep research by leveraging AI-driven search queries, web scraping, content analysis, and structur ...
21,345
Built by Leonard Leonard
Feb 11, 2025
Book Ghostwriting & Research AI Agent
How it Works: Trigger: The workflow is triggered by a webhook, initiated by an Airtable automation. This automation sends the Book or Chapter record ID and the desired action (e.g., "Generate Book D ...
0
Feb 11, 2025
Host Your Own AI Deep Research Agent with n8n, Apify and OpenAI o3
This template attempts to replicate OpenAI's DeepResearch feature which, at time of writing, is only available to their pro subscribers. &gt; An agent that uses reasoning to synthesize large amount o ...
47,644
Built by Jimleuk Jimleuk
Feb 11, 2025
An AI Agent to Create Faceless YouTube Videos
Runthrough Video runthrough Use Case Create YouTube videos without on-camera presence: You want to generate passive content You need scalable video production You want to automate content creation Y ...
0
Feb 10, 2025
LINE BOT - Google Sheets File Lookup with AI Agent
This workflow integrates LINE BOT, AI Agent (GPT), Google Sheets, and Google Drive to enable users to search for file URLs using natural language. The AI Agent extracts the filename from the message, ...
0
Built by Jaruphat J. Jaruphat J.
Feb 10, 2025
Author and Publish Blog Posts From Google Sheets
What it is: An automation to plan→draft→finalize and publish your textual blog post ideas to your wordpress blog Works in stages and hand back control to you in between those You can use a Google ...
6,266
Feb 10, 2025
🤖🧠 AI Agent Chatbot + LONG TERM Memory + Note Storage + Telegram
This workflow template creates an AI agent chatbot with long-term memory and note storage using Google Docs and Telegram integration. Google Docs Integration 📄 n8n Google Docs Node Setup Google Cr ...
51,670
Feb 09, 2025
RAG:Context-Aware Chunking | Google Drive to Pinecone via OpenRouter & Gemini
Workflow based on the following article. https://www.anthropic.com/news/contextual-retrieval This n8n automation is designed to extract, process, and store content from documents into a Pinecone vect ...
8,468
Built by Udit Rawat Udit Rawat
Feb 09, 2025
Ask AI about your Meta Ads - ask questions about your Facebook Ads insights
Chat with an AI and ask questions about your Meta Ads metrics. Get key metrics like impressions, spend, reach, conversions, CTR, CPC… you name it. Who is this template for? Marketing professional ...
2,979
Built by Solomon Solomon
Feb 09, 2025
Test Webhooks in n8n Without Changing WEBHOOK_URL (PostBin & BambooHR Example)
Using PostBin to Test Webhooks Without Changing WEBHOOK_URL How it Works Many new n8n users struggle with testing webhooks when running n8n on localhost, as external services cannot reach localho ...
1,308
Built by Ludwig Ludwig
Feb 08, 2025
Automate Pinterest Analysis & AI-Powered Content Suggestions With Pinterest API
Automate Pinterest Analysis & AI-Powered Content Suggestions With Pinterest API This workflow automates the collection, analysis, and summarization of Pinterest Pin data to help marketers optimize co ...
3,994
Built by Ottoflow.Ai Ottoflow.Ai
Feb 08, 2025
🐋🤖 DeepSeek AI Agent + Telegram + LONG TERM Memory 🧠
This n8n workflow template is designed to integrate a DeepSeek AI agent with Telegram, incorporating long-term memory capabilities for personalized and context-aware responses. Here's a detailed break ...
28,775
Feb 08, 2025
Effortless Email Management with AI-Powered Summarization & Review
How it Works This workflow automates the handling of incoming emails, summarizes their content, generates appropriate responses using a retrieval-augmented generation (RAG) approach, and obtains appr ...
26,870
Feb 07, 2025
AI-powered email processing autoresponder and response approval (Yes/No)
How it Works This workflow is designed to automate the process of handling incoming emails, summarizing their content, generating appropriate responses, and obtaining approval before sending replies. ...
10,595
Feb 07, 2025