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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Automated Instagram Lead Enrichment with AI Insights & KlickTipp CRM Integration
Community Node Disclaimer This workflow uses KlickTipp community nodes, available for self-hosted n8n instances only. Who’s it for Digital marketers, social media managers, and coaches who engage ...
0
Built by KlickTipp KlickTipp
Oct 21, 2025
TikTok Trend Analyzer with Apify + Gemini + Airtable
TikTok Trend Analyzer with Apify + Gemini + Airtable Automatically scrape trending TikTok videos, analyze their virality using Gemini AI, and store insights directly into Airtable for creative resear ...
0
Oct 21, 2025
Automate Telegram Support Handover from AI to Humans with GPT4 and Email Alerts
How it Works This is a Telegram AI-to-Human Handover System that seamlessly transitions customer support conversations between an AI agent and human operators: AI-First Response: When users message ...
0
Built by Meelioo Meelioo
Oct 21, 2025
AI-Powered Product Video Generator (Foreplay + Gemini + Sora 2)
AI-Powered Product Video Generator (Foreplay + Gemini + Sora 2) Sign Up For Foreplay HERE Automatically generate personalized, cinematic-quality product videos using Foreplay’s ad data, Google Gem ...
140
Oct 21, 2025
Analyze Trustpilot & Sitejabber sentiment with Decodo + Gemini to Sheets
Analyze Trustpilot & Sitejabber sentiment with Decodo + Gemini to Sheets Sign up for Decodo HERE for Discount This template scrapes public reviews from Trustpilot and Sitejabber with a Decodo tool, ...
67
Oct 21, 2025
Doctor Appointment Scheduler with Telegram, Gemini AI, and Google Sheets
AI Doctor’s Appointment Scheduler – Process Flow User Interaction via Telegram: The user sends a text or voice message through Telegram requesting a doctor’s appointment. Input Processing: The ...
0
Oct 21, 2025
Auto-Categorize Blog Posts with OpenAI GPT-4, GitHub, and Google Sheets for Astro/Next.js
Automatically Assign Categories and Tags to Blog Posts with AI This workflow streamlines your content organization process by automatically analyzing new blog posts in your GitHub repository and a ...
1
Oct 21, 2025
Weekly SEO Watchlist Audit to Google Sheets with Gemini and Decodo
Weekly SEO Watchlist Audit to Google Sheets (Gemini + Decodo) Sign up for Decodo HERE for Discount Automatically fetches page content, generates a compact SEO audit (score, issues, fixes), and write ...
110
Oct 21, 2025
Voice & Text Telegram Assistant with GPT-4.1-mini and Conversation Memory
Personal AI Assistant on Telegram Who It’s For: This workflow is designed for developers, founders, community managers, and automation enthusiasts who want to bring a personal AI assistant directl ...
1
Oct 21, 2025
Match Resumes to Jobs Automatically with Gemini AI and Decodo Scraping
Match Resumes to Jobs Automatically with Gemini AI and Decodo Scraping Sign up for Decodo HERE for Discount This automation intelligently connects candidate profiles to job opportunities. It takes a ...
239
Oct 21, 2025
Automated customer support & feedback triage with Gemini, Jotform, Gmail, Jira
AI-Powered Customer Feedback: Triage and Insight-Driven Chat This n8n workflow creates a two-phase system for handling customer feedback received via a Jotform submission. The first agent quickly tri ...
143
Built by Zain Khan Zain Khan
Oct 21, 2025
Automate HVAC service scheduling with AI agent, Google Calendar and Gmail
Instant, automated scheduling. This AI Scheduling Agent manages real-time appointments, availability checks, and rescheduling across Google Calendar and Sheets, eliminating human hold times. 🎯 Pro ...
1,005
Built by Bhuvanesh R Bhuvanesh R
Oct 21, 2025
Generate AI-Powered Roadmaps for New Leads with GPT-5 and Email Automation
How it works This workflow automates the delivery of personalized, AI-generated reports or roadmaps for new leads. When someone submits their information through a form, the workflow: Captures a ...
0
Oct 21, 2025
Automated Email Responses with GPT-4O & Supabase Conversation Memory
This n8n workflow lets you delegate inbox management to an AI agent. It automatically replies to emails when a suitable response is found in your knowledge base. If no match is found, the message is f ...
0
Built by Lukman Lukman
Oct 21, 2025
Answer WhatsApp support queries with OpenAI, 2Chat and Google Sheets
This n8n template demonstrates how to build an AI-powered WhatsApp customer support chatbot using 2Chat for WhatsApp integration and OpenAI for natural language understanding. The chatbot is designed ...
0
Built by 2Chat 2Chat
Oct 21, 2025
Personalized Lead Response with AI Videos using Scout, GPT-4, and HeyGen
🎥 AI-Powered Inbound Video Agent: Auto-Respond to Leads with Personalized Videos Description: This workflow automates the first-touch response for inbound leads by creating and delivering a hyper-p ...
0
Oct 21, 2025
Telegram Research Assistant for Academic Papers Using Gemini AI and Decodo
AI Research Assistant Using Gemini AI and Decodo Sign up for Decodo HERE for Discount This workflow transforms your Telegram bot into a smart academic research assistant powered by Gemini AI and Dec ...
256
Oct 21, 2025
Scrape, Structure, and Store News Data using Decodo, Gemini AI and Google Sheets
Sign up for Decodo HERE for Discount Automatically scrape, structure, and log forum or news content using Decodo and Google Gemini AI. This workflow extracts key details like titles, URLs, authors, a ...
177
Oct 21, 2025
CoinGecko Crypto Price Forecasting Pipeline with Gemini AI, Decodo, and Gmail
Automated Crypto Forecast Pipeline using Decodo and Gmail Sign Up for Decodo HERE for discount This template scrapes CoinGecko pages for selected coins, converts metrics into clean JSON, stores them ...
87
Oct 21, 2025
Extract Structured Invoice Data from JotForm PDFs with GPT-4.1-mini & Sheets
Who this is for This workflow is designed for Finance teams, accounting professionals, and automation engineers. Use Case: Automates processing of invoice submissions received via JotForm. Core F ...
2
Oct 21, 2025