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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Automate Meeting Summaries from Fireflies Transcripts with Gemini & Gmail
🤝🖊️🤖 This workflow automates the process of retrieving meeting transcripts from Fireflies.ai, extracting and summarizing relevant content using Google Gemini, and sending or drafting well-f ...
0
Jul 28, 2025
Automatically Enrich Salesforce Accounts with Web Crawling, LinkedIn Data, GPT
Crawl the web, mine LinkedIn, think with GPT, and auto‑enrich Salesforce—all inside n8n. 🔧 How It Works (High-Level) Listen – Trigger on new Salesforce Accounts. Discover – Crawl the co ...
73
Built by Le Nguyen Le Nguyen
Jul 28, 2025
Automate Personalized B2B Outreach with GPT-4, LinkedIn & Hunter.io
How It Works ⚙️ Imagine a relentless, intelligent sales assistant working for you 24/7. That's exactly what this system is. It takes the grueling, manual work of outreach and transforms it into a ...
0
Jul 28, 2025
Generate & Test SQL Code with GPT/OpenRouter AI and PostgreSQL Sandbox
This is the core AI agent used for queryverify.com. Don't trust complex AI-generated SQL queries without double-checking them in a safe environment. That's where queryverify comes in. It automatical ...
380
Jul 28, 2025
Generate AI-Powered Competitor Analysis Reports with GPT-4, Apify & Google Docs
How it Works ⚙️ This workflow is your agency’s secret weapon. It’s a multi-AI-agent system that automates the entire process of competitor and market research, providing you with a complete s ...
0
Jul 28, 2025
Build Document RAG System with Kimi-K2, Gemini Embeddings and Qdrant
Generating contextual summaries is an token-intensive approach for RAG embeddings which can quickly rack up costs if your inference provider charges by token usage. Featherless.ai is an inference pr ...
0
Built by Jimleuk Jimleuk
Jul 28, 2025
Generate Property Investment Reports with GPT-4, SerpAPI, Google Docs & Airtable
How It Works ⚙️ This workflow is a comprehensive, multi-AI-agent system that acts as a virtual property analysis team. It automates the entire process from initial data research to final report d ...
0
Jul 28, 2025
Invoice Processing: Email to PostgreSQL Database with GPT-4o & Discord Alerts
AI-Powered Invoice Processing: from Email to Database & Chat Notifications Automatically process PDF invoices directly from your email inbox. This workflow uses AI to extract key data, saves it to a ...
0
Jul 28, 2025
Generate AI Videos from Text Prompts with Google Veo
This n8n workflow uses the Google Gemini node to generate AI videos via the Veo model. It replaces complex manual API setups with a simple, plug-and-play experience. Important Prerequisite To use the ...
0
Jul 28, 2025
Analyze Any Video and Generate Text Summaries with Google Gemini 2.5 Pro
This workflow contains community nodes that are only compatible with the self-hosted version of n8n. Analyze Any Video and Get a Text Summary with Google Gemini This workflow uses the NEW native Goog ...
0
Jul 28, 2025
Automated Email Support Triage with GPT-4, Gmail & Trello
How It Works ⚙️ This workflow is a comprehensive, AI-powered system that acts as a virtual support manager. It automates the entire process of handling incoming support tickets, ensuring speed, a ...
0
Jul 28, 2025
Automate Cryptocurrency Analysis & Reports with Google Gemini and CoinGecko Email Alerts
Automated Cryptocurrency Analysis & Reporting with Google Gemini and CoinGecko This powerful template is an n8n workflow that automates cryptocurrency market data analysis and delivers reports direc ...
0
Built by ömerDrn ömerDrn
Jul 28, 2025
AI-Powered Social Media Content Generator with Strategic Approach using GPT-4 Models
This workflow contains community nodes that are only compatible with the self-hosted version of n8n. How it works? The Content Strategy AI Pipeline is an intelligent, multi-stage content creation sys ...
0
Jul 28, 2025
Automated Slack IT Helpdesk with GPT, Supabase Vector Search, and JIRA Ticketing
This workflow contains community nodes that are only compatible with the self-hosted version of n8n. Who is this for? IT teams and support organizations looking to automate Level 1 support with AI-po ...
0
Jul 28, 2025
Automated Blog Creation & Multi-Platform Publishing with GPT/Gemini & WordPress
Ultimate Blogblizt is a powerhouse workflow that solves the tedious task of crafting and publishing SEO-optimized tech blog posts. It integrates AI models (OpenAI, Google Gemini), WordPress, and multi ...
108
Jul 28, 2025
Manage ClickUp Tasks with Natural Language via Telegram Bot and GPT-4.1
📌 What It Does This workflow connects a Telegram bot with your ClickUp workspace, allowing you to create, read, update, and delete tasks just by sending a message. The AI agent interprets natural ...
0
Built by Rosh Ragel Rosh Ragel
Jul 28, 2025
Meta Ads Performance Analysis with GPT-4 & Gemini AI Comparisons
This workflow transforms raw Meta Ads data into actionable, expert-level insights. It acts as a virtual performance marketer, analyzing each creative's performance, comparing it against your historica ...
0
Jul 28, 2025
Vectorize Medical Procedures for Semantic Search with TUSS, Gemini & pgVector
Description This workflow vectorizes the TUSS (Terminologia Unificada da SaĂşde Suplementar) table by transforming medical procedures into vector embeddings ready for semantic search. It automates t ...
0
Jul 27, 2025
Build an All-Source Knowledge Assistant with Claude, RAG, Perplexity, and Drive
📜 Detailed n8n Workflow Description Main Flow The workflow operates through a three-step process that handles incoming chat messages with intelligent tool orchestration: Message Trigger: The Whe ...
176
Built by Paul Paul
Jul 27, 2025
Comprehensive SEO Audit with GPT-4 Specialists using Analytics, Search Console & PageSpeed
🤖 Automated SEO Audit with a Team of AI Specialists This workflow performs a comprehensive, automated monthly SEO and performance audit for any website. It uses a "team" of specialized AI agents t ...
0
Built by Jimmy Gay Jimmy Gay
Jul 27, 2025