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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Scrape and qualify HR job leads with Apify, Google Sheets and OpenAI GPT-4o-mini
HR Client Acquisition (Part 1) – Job Lead Discovery & AI Qualification System This n8n template helps recruitment agencies discover active job openings, filter them based on hiring relevance, and q ...
0
Apr 07, 2026
Track nutrition and fitness via webhook with OpenAI, Google Sheets and Slack alerts
AI Nutrition Tracker with Webhook, OpenAI, Google Sheets & Slack Alerts This workflow is an AI-powered nutrition and fitness tracking system built in n8n. It receives user input via webhook, analyzes ...
0
Apr 07, 2026
Screen resumes with GPT-4 Turbo from Gmail and send shortlisted to Slack
AI Resume Screening Workflow using Gmail, OpenAI (GPT-4 Turbo) & Slack This workflow automatically fetches resumes from Gmail, extracts text from PDF attachments, analyzes candidate profiles using AI ...
0
Apr 07, 2026
Publish daily gaming guides from Reddit using Google Gemini to your web app
This workflow automatically monitors a set of subreddits on a daily schedule, fetches the top trending posts via RSS, and uses a Google Gemini AI model to identify the most discussion-worthy post. It ...
0
Apr 07, 2026
Triage Gmail inbox, draft replies, and alert urgent emails with Claude and Slack
Overview Your inbox shouldn't run your day. This workflow checks Gmail every 15 minutes, uses Claude AI to classify every new email into Urgent, Needs Reply, FYI Only, Automated, or Spam — then take ...
0
Built by Akshay Chug Akshay Chug
Apr 07, 2026
Discover, enrich, and email LinkedIn leads with Apify, Gmail, Gemini, and Sheets
Automate LinkedIn lead discovery, enrichment, and email follow-ups using Apify and Google Sheets What this template demonstrates End-to-end lead pipeline (discovery → enrichment → outreach) Go ...
0
Apr 07, 2026
Analyze stocks in Warren Buffett style from Telegram with OpenAI and Gmail
This workflow turns a simple Telegram message into a full stock research report inspired by Warren Buffett’s value investing approach. A user sends a ticker symbol such as AAPL, MSFT, or AMZN, and t ...
0
Apr 07, 2026
Generate and approve Twitter news tweets with Groq, Google Sheets and Telegram
Generate and approve Twitter content from Google News using AI and Telegram This n8n template automates the creation and approval of Twitter (X) content using real-time news data, AI-generated text, ...
0
Apr 07, 2026
Create LinkedIn posts from web pages using Airtable, Dumpling AI, Claude and PostPulse
How it Works This workflow takes web URL's from Airtable, extract URL data with Dumpling AI, creates attention grabbing LinkedIn post with Claude, and schedules post in PostPulse. Set up steps Airta ...
0
Apr 06, 2026
Answer portfolio questions with live profile data, Groq and chat memory
Build a conversational AI chatbot for your personal portfolio that answers questions about your experience, skills, projects, and contact info — powered by Groq and live profile data fetched fro ...
1
Built by Yash Kabra Yash Kabra
Apr 06, 2026
Qualify and route inbound leads with Claude, Gmail, Slack and Google Sheets
Overview Stop wasting time on leads that will never convert. This workflow scores every inbound form submission 1-10 using Claude AI, then automatically replies and routes based on fit — hot leads g ...
0
Built by Akshay Chug Akshay Chug
Apr 06, 2026
Send 10-day post-purchase WhatsApp offers with Odoo, OpenAI and Evolution API
What Problem Does It Solve? Generic, automated retention messages often feel like spam and fail to engage returning customers. Manually tracking which customers ordered exactly 10 days ago to send th ...
0
Apr 06, 2026
Build an OpenAI RAG system with document upload, semantic search and caching
Overview This workflow implements a complete Retrieval-Augmented Generation (RAG) system for document ingestion and intelligent querying. It allows users to upload documents, convert them into vecto ...
0
Built by ResilNext ResilNext
Apr 06, 2026
Route and triage support tickets with Claude Sonnet and your CRM
Overview This workflow automates customer support ticket processing using AI-powered analysis, classification, and intelligent routing. It processes incoming tickets from email or webhook, translate ...
0
Built by ResilNext ResilNext
Apr 06, 2026
Turn top Instagram reels into 7 new scripts using Apify, OpenAI, Claude and Google Sheets
Automatically turn top performing Instagram reels into 7 new ready to use content scripts. This workflow scrapes high performing posts from a chosen Instagram profile, downloads and transcribes the re ...
0
Apr 06, 2026
Analyze contract PDFs and score risk with Claude 3.5, Postgres, email and Slack alerts
Overview This workflow automates end-to-end contract analysis using AI. It extracts clauses, evaluates risks, tracks obligations, and generates an executive summary from uploaded contracts. By combi ...
0
Built by ResilNext ResilNext
Apr 06, 2026
Handle Vietnamese SME customer care on Zalo Bot with Gemini and Google Sheets
AI customer care chatbot for Vietnamese SMEs with Zalo Bot, Gemini and Google Sheets CRM A production ready Zalo Bot chatbot that handles the full customer journey for Vietnamese small and medium bus ...
0
Built by THE NEXOVA THE NEXOVA
Apr 06, 2026
Monitor competitor websites daily with Firecrawl, Gemini, and Zalo Bot alerts
Who is this for? Vietnamese businesses, marketers, and product managers who need daily competitive intelligence about competitor websites without manually checking them every day. How it works This t ...
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Built by THE NEXOVA THE NEXOVA
Apr 06, 2026
Compare gold and equity performance with Google Sheets, Groq, QuickChart and Gmail
Gold vs Equity Performance Comparison Tracker with Visual Insights This automated n8n workflow evaluates the historical performance of gold against equity markets. It extracts daily price data from G ...
1
Apr 06, 2026
Generate a daily multi-asset market report with TwelveData, Groq and Google Sheets
Multi-Asset Daily Market Snapshot This workflow fully automates the creation of a daily multi-asset market report. It retrieves live pricing data for specified indices, forex pairs and commodities us ...
2
Apr 06, 2026