Browse 6,351 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.

6,351 workflows in Langchain
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Generate Biblical Character Vlogs with GPT-4o and Veo3 AI Video Generator
🧠 How It Works This intelligent workflow turns ancient stories and legendary characters into modern-style vlog ideas — then automatically builds cinematic prompts ready to generate short videos ...
2
Built by Nitesh Nitesh
Oct 11, 2025
Generate Personalized and Aggregate Survey Reports with Jotform and Gemini AI
Generate Personalized & Aggregate Survey Reports with Jotform and Gemini AI Overview Automatically transform Jotform survey responses into intelligent, professional reports. This workflow generates p ...
0
Oct 11, 2025
AI-Powered Zoho CRM Lead Management with OpenAI GPT
🧩 Zoho CRM MCP Server Integration (n8n Workflow) 🧠 Overview This n8n flow integrates Zoho CRM with an MCP (Model Context Protocol) Server and OpenAI Chat Model, enabling AI-driven automation f ...
1
Built by Rohit Dabra Rohit Dabra
Oct 11, 2025
Automate RSS News to Telegram with GPT AI & Image Watermarking
🤖 This n8n workflow automatically posts new articles from an RSS feed to your Telegram channel. It enhances article text using AI, adds a branded watermark to the article image, and keeps your chan ...
0
Built by octik5 octik5
Oct 10, 2025
Send Personalized B2B/B2C Welcome Emails with Jotform, GPT-4o & Perplexity AI
Send smart, personalized welcome emails to any Jotform lead This workflow intelligently qualifies new Jotform leads and sends the perfect welcome email every time. It detects whether a lead is using ...
0
Oct 10, 2025
AI-Powered Dental Appointment System with Telegram, Google Calendar and Sheets
Overview This workflow is an AI-powered Dental Appointment Assistant that automates appointment booking, rescheduling, and cancellations through Telegram or a Webhook. It uses intelligent agents to ...
1
Built by Aziz B Aziz B
Oct 10, 2025
Generate AI LinkedIn Posts with Human Approval via Telegram and GPT
Human-in-the-Loop LinkedIn Post Generator (Telegram + AI) This n8n template demonstrates how to build a human-in-the-loop AI workflow that helps you create professional LinkedIn posts via Telegram. ...
0
Built by Yasser Sami Yasser Sami
Oct 10, 2025
Generate MemeCoin Art with Gemini Flash & NanoBanana and Post to Twitter
🐱 MemeCoin Art Generator - using Gemini Flash NanoBanana & upload to Twitter > Watch the Youtube Tutorial video Automatically generates memecoin art and posts it to Twitter (X) powered by Go ...
382
Built by Jay Emp0 Jay Emp0
Oct 10, 2025
Automated Appointment Approval System with GPT-4 Mini, JotForm, and Telegram
AI Powered All Purpose Appointment System via JotForm What This Workflow Does This template automates the entire appointment request lifecycle using AI. When someone submits an appointment request t ...
0
Oct 10, 2025
Generate AI-Powered End-of-Day Reports from ClickUp & GoHighLevel to Multi-Channel
Description Automatically generate and distribute detailed End-of-Day (EOD) reports combining task progress from ClickUp and opportunity data from GoHighLevel. This workflow uses AI to analyze daily p ...
0
Built by Rahul Joshi Rahul Joshi
Oct 10, 2025
OpenAI, Jotform Powered Admissions Review: Analysis, Scoring & Candidate Ranking
Transform college admissions from an overwhelming manual process into an intelligent, efficient, and equitable system that analyzes essays, scores applicants holistically, and identifies top candidate ...
0
Oct 10, 2025
Create branded LinkedIn carousels with GPT-4o-mini, Figma templates & Templated
🚀 AI-Powered LinkedIn Post Automation with Figma Templates 🧩 How It Works This workflow automatically generates professional, branded LinkedIn posts using your custom Figma designs. Perfect fo ...
3
Oct 10, 2025
Medical Triage & Appointment Automation with GPT-4 and Jotform
Transform patient intake from paperwork chaos into intelligent, automated triage that detects emergencies, prepares providers with comprehensive briefs, and streamlines scheduling—improving patient ...
0
Oct 10, 2025
AI-Powered Instagram Content Repurposing with OpenAI GPT-4O & Perplexity Research
Overview Transform competitor Instagram content into optimized scripts for your own channel with this fully automated AI-powered content intelligence system. This workflow monitors Instagram profiles ...
1
Built by Hassan Hassan
Oct 10, 2025
Web Content to Telegram Publisher with AI Enhancement & Image Watermarking
🤖 This n8n workflow automatically parses news articles from a webpage, enhances them with AI, and publishes them to a Telegram channel with a watermarked image. Unlike the RSS-based setup, this wor ...
0
Built by octik5 octik5
Oct 09, 2025
Create a WhatsApp Chatbot with GPT-4o, Whisper Transcription and Redis Buffer
👥 Who's it for This workflow is perfect for businesses or individuals who want to automate WhatsApp conversations 💬 with an intelligent AI chatbot that can handle text, voice notes 🎵, and ima ...
0
Built by Jose Bossa Jose Bossa
Oct 09, 2025
Automated Invoice Processing & Filing with IMAP, AI, Google Drive & DateV
This n8n template demonstrates how to automatically process incoming invoice emails using AI to extract structured data, organize files in Google Drive, log everything in Google Sheets, and forward to ...
0
Built by Jan Zaiser Jan Zaiser
Oct 09, 2025
Create Universal OpenAI-Compatible API Endpoints for Multiple AI Workflows
N8n OpenAI-Compatible API Endpoints Transform your n8n workflows into OpenAI-compatible API endpoints, allowing you to access multiple workflows as selectable AI models through a single integration. ...
5
Oct 09, 2025
Course Recommendation System for Surveys with Data Tables and GPT-4.1-Mini
Use the n8n Data Tables feature to store, retrieve, and analyze survey results — then let OpenAI automatically recommend the most relevant course for each respondent. 🧠 What this workflow does T ...
66
Oct 09, 2025
Auto-Extract & Approve Invoices with OpenAI, Jotform - Fraud Detection
Transform accounts payable from a manual bottleneck into an intelligent, automated system that reads invoices, detects fraud, and processes payments automatically—saving 20+ hours per week while pre ...
0
Oct 09, 2025