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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This workflow contains community nodes that are only compatible with the self-hosted version of n8n.
🧠 Market Research & Business Case Study Generator
Category: AI + Research | GPT + Perplexity | ...
🧠 How It Works
This AI Agent automatically qualifies property buyer leads from form submissions.
Form Submission Trigger
When a user submits their details via a property inquiry form, the workflow ...
AI Lead Capture System - Complete Setup Guide
Prerequisites
n8n instance (cloud or self-hosted)
Google AI Studio account (free tier available)
Google account for Sheets integration
Website with chat ...
Universal AI Assistant - Webhook-Ready Conversational AI
Transform any platform into an intelligent conversational experience with this plug-and-play n8n workflow. This AI assistant can be seamlessly ...
🎯 PT Clinic AI Email Sequence Generator
🧠 What it does
This automation generates personalized cold email sequences for uncontacted physical therapy clinics, pulling lead info from Google Sheet ...
🤖 AI-Powered Lead Enrichment with Explorium MCP & Telegram
Who it's for
Sales reps, agencies, and growth teams who want to turn basic company info into qualified leads with automated research . ...
AI Facebook Ad Spy Tool with Apify, OpenAI, Gemini & Google Sheets
Categories: Competitive Intelligence, Marketing Automation, AI Analysis
This workflow creates a comprehensive Facebook ad spy tool ...
Description
'Elena AI' is a powerful n8n workflow that transforms your automation platform into a full-fledged, multi-agent AI hub. 🤖✨ By combining Redis state management with specialized “t ...
Description
This n8n workflow enables users to send an image to a Telegram bot and receive the extracted text using Tesseract OCR (via the n8n-nodes-tesseractjs Community Node). It's a quick and strai ...
Tired of manually watching long YouTube videos just to extract the main points?
With our YouTube Transcript & Summary Automation, you can instantly turn any video into an actionable, AI-generated sum ...
🔁 Loop & Optimize Meta Tags with Google Gemini
This workflow automates the shortening of meta titles and descriptions for SEO—directly from your Google Sheet, row by row, using Google Gemini.
� ...
For Who?
Content Creators
Youtube Automation
Marketing Team
How it works?
1 - Retrieve Base Image, Image Description and Situation from Airtable
2 - Generate Image Prompt
3 - Generate Image via Fal ...
This workflow auto-fetches top financial headlines, cleans the content, and uses AI to summarize it into a short investor-friendly email.
Good to know
The workflow runs daily and relies on stable we ...
Build an MCP Server which has access to a semantic database to perform Retrieval Augmented Generation (RAG)
Tutorial
Click here to watch the full tutorial on YouTube
How it works
This MCP Server ha ...
How it works
Collects articles from your preferred RSS feeds.
Rates and tags each article using an AI model (e.g., QWEN 14B-s4), filtering for relevance and quality.
Summarizes high-rated articles w ...
Build an AI Agent which accesses two MCP Servers: a RAG MCP Server and a Search Engine API MCP Server.
This workflow contains community nodes that are only compatible with the self-hosted version of ...
Overview
This workflow automates the process of converting RSS feed articles into ready-to-publish social media posts using OpenAI, NocoDB, and Telegram. It's ideal for content teams, marketing manage ...
AI-Powered Automatic Timesheet Generator for Google Sheets
Stop wasting billable hours on manual time-tracking. AutoTimesheet Pro uses AI to collect emails, meetings, and GitHub work, then writes a c ...
📝 Description
🤖 What this workflow does
This workflow turns Reddit pain points into emotionally-driven comic-style ads using AI.
It takes in a product description, scrapes Reddit for real u ...
📽️ What this workflow does
This workflow turns a user-submitted form with country or animal names into a cinematic video with animated scenes and immersive ambient audio. Using GPT-4 for prompt ...