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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Generate a weekly business health report from Google Sheets with Claude
Overview Stop spending Monday mornings manually pulling numbers and building reports. This workflow reads your last 7 days of business data from Google Sheets, asks Claude AI to compare it to the week ...
0
Built by Akshay Chug Akshay Chug
Apr 08, 2026
Route and audit Odoo draft orders with GPT‑4o and Arabic semantic scheduling
What it is Manual order entry in retail and e-commerce often results in fragmented data. Sales representatives might skip mandatory address fields or write critical delivery instructions in unstructur ...
1
Apr 08, 2026
Auto-respond to job opportunities with Gmail, LinkedIn, GPT-4.1-mini and Google Sheets
Automatically scans incoming job emails and LinkedIn messages, intelligently detects genuine opportunities, and sends personalized, professional replies using your resume and preferences. It extracts ...
0
Apr 08, 2026
Create and post AI social captions from WordPress blogs to Facebook, Instagram, X, and LinkedIn with GPT-4o via OpenRouter
Every time you publish a blog post on WordPress, this workflow automatically creates unique, platform-optimised captions for Facebook, Instagram, Twitter and LinkedIn — and publishes them all simult ...
0
Apr 08, 2026
Collect and publish customer testimonials with Claude, email, CRM and review sites
This workflow automatically collects, processes, and publishes customer testimonials and reviews after project completion or purchase. It uses AI to generate polished testimonials from raw feedback an ...
0
Apr 08, 2026
Plan voice-based travel and calendar bookings with Claude AI
A hands-free travel planning assistant that accepts voice messages via WhatsApp and Telegram, understands natural language travel requests, searches across multiple providers, and automatically books ...
0
Apr 08, 2026
Create post‑trip journals and review drafts with Claude Sonnet Vision
Automatically transforms your travel photos and notes into beautiful journals, highlight reels, and review drafts using Claude's vision and language capabilities. How it works Trip Completion Trigge ...
0
Apr 08, 2026
Analyze npm packages with Firecrawl, GitHub, npm APIs, Gemini and GPT
This workflow analyzes any npm package and delivers a data-driven recommendation using Firecrawl + APIs + AI reasoning. 🔥 Why Firecrawl is Important Here At the core of this workflow is Firecrawl ...
0
Apr 08, 2026
Track and analyze Google Sheets expenses with Gemini and Gmail alerts
Expense Leak Detector Smart Expense Monitoring in Minutes This n8n workflow reads your expenses from Google Sheets, categorizes them using predefined keywords, summarizes spending per category, gene ...
0
Apr 08, 2026
Analyze real estate RSS deals with Groq, Google Sheets and Gmail
Real Estate News RSS to AI Deal Analyzer This workflow acts as a 24/7 digital real estate scout. It automatically monitors multiple RSS news feeds, filters out stories you have already seen, uses Gro ...
0
Apr 08, 2026
Generate Indian stock investment ideas using Groq AI, Google Sheets and stock API
AI Investment Idea Generator using n8n, Groq AI, Google Sheets & Stock API This workflow automatically generates 2–3 high-quality Indian stock investment ideas daily by combining trending stock dat ...
0
Apr 08, 2026
Monitor Google reviews and draft GPT-4o-mini replies via Gmail daily
You activate this workflow once and it checks your Google reviews every morning at 9AM without any action from you. It fetches your latest reviews, classifies them as positive or negative, and uses GP ...
0
Built by isaWOW isaWOW
Apr 08, 2026
Structure AI meeting notes with GPT-4o-mini and save to Google Drive
Paste your raw meeting notes into a simple web form and submit. The workflow sends your notes to GPT-4o-mini, which converts them into a clean 6-section structured document. The finished document sav ...
0
Built by isaWOW isaWOW
Apr 08, 2026
Reply to Instagram ad comments with GPT-4o, Google Docs, and Slack
Never miss a lead from your Instagram ads again. This workflow automatically monitors every comment on your Instagram ad posts in real time, classifies the comment using AI, and takes the right acti ...
0
Apr 08, 2026
Send weekly SEO keyword email reports with Google Search Console, GPT-4o-mini and Gmail
Every Monday morning, this workflow pulls your top 10 keywords from Google Search Console, passes the data to GPT-4o-mini, and emails a polished 150–200 word SEO digest to your client — automatic ...
0
Apr 08, 2026
Generate AI camera moves with Seedance and build a previs review board
📘 Description This workflow is an AI-powered virtual cinematography and previs generation pipeline designed for film and VFX production. It transforms a director’s shot description into multiple ...
0
Built by Rahul Joshi Rahul Joshi
Apr 08, 2026
Create AI Instagram brand posts with Seedream 4.0, OpenAI and Postiz
This workflow is designed to fully automate the creation and publishing of Instagram marketing content by combining AI-powered text generation with Bytedance Seedream 4.0, image creation, and social m ...
0
Apr 08, 2026
Generate Seedance crowd previs passes from chat using Azure OpenAI
📘 Description This workflow is an AI-driven crowd previs generation pipeline designed for VFX and layout teams. It converts a natural language crowd brief into structured cinematic crowd simulation ...
0
Built by Rahul Joshi Rahul Joshi
Apr 08, 2026
Generate Seedance AI lighting look dev variations with review via Drive, Notion, and Slack
📘 Description This workflow is an AI-powered lighting and look development pipeline designed for VFX production. It transforms a single lighting brief into multiple high-quality cinematic lighting ...
0
Built by Rahul Joshi Rahul Joshi
Apr 08, 2026
AI Forex Trader using claude/gpt, MT5 & News Sentiment Analysis
Automate Your Forex Portfolio with AI: GPT-4o or Claude + MT5 + Live News Sentiment Harness real-time news, multi-source sentiment scoring, and geopolitical risk intelligence to manage your forex por ...
182
Apr 07, 2026