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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AI Podcast Generator with RSS Feed & ElevenLabs Voice
🧠 Overview This n8n automation turns any RSS feed into a spoken podcast episode, using OpenAI for summarization and ElevenLabs for voice generation. The final audio is then sent straight to your T ...
258
Jun 21, 2025
AI-Powered Proposal Automation Using Google Slides
When you fill out the form with business challenges and requirements GPT-4 analyzes the input and generates a customized proposal using your template System automatically creates a Google Slides pres ...
582
Jun 21, 2025
AI Sales Agent with Telegram Approvals & Google Sheets Sync
A complete, ready-to-deploy Telegram chatbot template for food delivery businesses. This intelligent assistant handles orders, payments, customer service, and order tracking with human-in-the-loop pa ...
1,177
Jun 20, 2025
Summarize YouTube Videos with AI and Extract Key Lessons to Google Docs
Who is this template for? This template is for learners, researchers, students and professionals who want to quickly capture the essence of a YouTube video. Steps in the workflow: Gets the transcri ...
7
Built by andsync andsync
Jun 20, 2025
LinkedIn scraping, structuring, and messaging using PhantomBuster and GPT-4
Description This template automates the end-to-end process of extracting professional data from LinkedIn and converting it into a usable format—ideal for recruiters, SDRs, marketers, and growth tea ...
9
Built by Rahul Joshi Rahul Joshi
Jun 20, 2025
LinkedIn Profile Scraper & Personalized Outreach using PhantomBuster + GPT-4
Description This plug-and-play n8n workflow template helps you automate LinkedIn profile data extraction and transform it into structured, enriched outputs using PhantomBuster and GPT-4. Perfect for ...
97
Built by Rahul Joshi Rahul Joshi
Jun 20, 2025
Daily AI News Digest to LinkedIn Posts with OpenAI GPT and RSS Feeds
šŸ” What This Workflow Does This automation fetches daily AI-related articles from trusted RSS feeds, summarizes them using OpenAI (GPT), and generates a ready-to-post LinkedIn update in your writing ...
500
Jun 20, 2025
Benchmark LLM Performance on Legal Documents with Google Sheets and OpenRouter
This workflow demonstrates a simple way to run evals on a set of test cases stored in a Google Sheet. The example we are using comes from an info extraction task dataset, where we tested 6 different ...
210
Built by Adam Janes Adam Janes
Jun 20, 2025
Generate an AI summary of your Notion comments
Use case This automation is for teams working in Notion. When you have a lot of back and forth in the comment section, it’s easy to lose track of what is going on in the conversation. This automati ...
397
Jun 19, 2025
Ideal Customer Profile (ICP) Generation: AI, Firecrawl, Gemini, Telegram
Purpose & Audience This workflow is designed to save hours of manual research for digital marketers, media buyers, copywriters, and business strategists. It empowers users to quickly understand their ...
325
Jun 19, 2025
Automate Customer Support with Mintlify Documentation & Zendesk AI Agent
This n8n workflow automates support ticket handling with AI-driven classification, response generation, and safety checks. Responses are based solely on your Mintlify documentation, ensuring accuracy, ...
243
Jun 19, 2025
AI Prompt Generator Workflow
🧠 AI Prompt Generator Workflow – n8n Documentation Who is this for? This workflow is for AI builders, prompt engineers, developers, marketers, and no-code creators who want to convert rough use ...
3,120
Jun 19, 2025
Gmail AI Search Assistant on Telegram (Gemini-Powered)
Overview The n8n Telegram Gmail Assistant is an intelligent workflow that lets you search and retrieve specific Gmail emails simply by messaging a Telegram bot. Powered by advanced language models, it ...
328
Jun 19, 2025
Manage Emails via WhatsApp with Gmail, GPT and Voice Recognition
šŸ” How it works This workflow turns WhatsApp into a smart email command center using AI. Users can speak or type instructions like: "Send a follow-up to Claireā€ "Write a draft email to Claire ...
1,293
Built by Floyd Mahou Floyd Mahou
Jun 19, 2025
Generate Deep Research Markdown Reports with GPT, Tavily Search, and Google Sheets
This workflow generates deep researched report in markdown format and saves it in Google Sheet, that I then use for generating blogs for my website - Architjn Blogs How it works User submits a search ...
318
Built by Archit Jain Archit Jain
Jun 19, 2025
Stock Market Information Assistant with Telegram, Yahoo Finance, and GPT-4 Nano
How it works Listens to Telegram messages to detect stock-related queries. Extracts company name and identifies its exact stock ticker symbol. Searches Yahoo Finance for stock info using the ticker. ...
562
Built by Archit Jain Archit Jain
Jun 19, 2025
Generate & Auto-post AI Videos to Social Media with Veo3 and Blotato
Automate video creation with Veo3 and auto-post to Instagram, TikTok via Blotato Who is this for? This template is ideal for content creators, social media managers, YouTubers, and digital marketer ...
71,279
Built by Dr. Firas Dr. Firas
Jun 18, 2025
Create AI Generated Videos 4x cheaper than veo3 with Google Sheets & Fal.AI
Turn Your Ideas into Videos—Right from Google Sheets! This workflow helps you make cool 5-second videos using Fal.AI and Kling 2.1, just by typing your idea into a Google Sheet. You can even choose ...
2,413
Jun 18, 2025
AI text-to-image for Telegram (Gemini + Hugging Face FLUX)
Turn text prompts into stunning AI-generated images—automatically! What it does? This workflow lets your Telegram bot: Receive a user’s image description (e.g., "a cyberpunk cat wearing sunglas ...
269
Jun 18, 2025
Basic RAG chat
This workflow demonstrates a simple Retrieval-Augmented Generation (RAG) pipeline in n8n, split into two main sections: šŸ”¹ Part 1: Load Data into Vector Store Reads files from disk (or Google Drive ...
2,085
Built by JustinLee JustinLee
Jun 18, 2025