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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Score job applications and write AI feedback with OpenAI and Notion
Screen resumes & save candidate scores to Notion with OpenAI This template helps you automate the initial screening of job candidates by analyzing resumes against your specific job descriptions usin ...
0
Built by zahir khan zahir khan
Dec 30, 2025
Generate and schedule themed social posts with Notion, OpenAI, Fal.ai and Postiz
This workflow automates your daily social media content creation by generating unique, on-brand posts based on specific themes stored in Notion. It creates images using Fal.ai, writes captions with O ...
0
Built by zahir khan zahir khan
Dec 30, 2025
Send Stripe expired charge recovery reminders with OpenAI
Stripe Invoice Reminder Workflow Who’s this for Businesses using Stripe subscriptions or one-time payments who want to automatically follow up with customers after a failed payment. What this work ...
0
Built by Hyrum Hurst Hyrum Hurst
Dec 30, 2025
Find high-quality remote jobs with OpenAI, Decodo, and Google Sheets
What this workflow does This workflow automates the discovery, evaluation, and notification of job opportunities based on a candidate’s professional profile. It fetches remote job listings, compar ...
125
Dec 30, 2025
Generate LinkedIn agency content with GPT‑4o, Claude 4.5 and Gemini
The Multi-Model Agency Content Engine is a high-performance editorial system designed for agencies. It solves the "blank page" problem by alternating between real-world social proof and strategic expe ...
0
Dec 30, 2025
Generate 5-level AI explanations for different audiences from Telegram to Google Docs with GPT-4.1-mini
Description Ask any question and get five different answers instantly. Each answer is written for a different audience—from kids to business executives. Your Telegram bot delivers all five explana ...
19
Dec 30, 2025
Manage your Shopify store via AI assistant with OpenAI and MCP server
Who it's for This n8n workflow is designed for Shopify store owners and e-commerce managers who want to automate their store operations through an intelligent AI assistant. The workflow creates a conv ...
69
Dec 30, 2025
Generate social content pillars, calendars and posts using Google Sheets and OpenAI
How it works This workflow turns a single planning row in Google Sheets into a fully structured content engine. It generates weighted content pillars, builds a rule-based posting calendar, and then cr ...
0
Dec 30, 2025
Summarize SE Ranking AI search visibility using OpenAI GPT-4.1-mini
This workflow automates AI-powered search insights by combining SE Ranking AI Search data with OpenAI summarization. It starts with a manual trigger and fetches the time-series AI visibility data via ...
0
Dec 30, 2025
Send sales forecast charts and answer Q&A on WhatsApp with OpenAI
How It Works Top Branch Workflow* 1. The Data Scientist: Ingest: Pulls historical sales data from Google Sheets. Math Engine: Runs 7 statistical algorithms (e.g., Seasonal Naive, Linear Trend ...
163
Built by Lee Lin Lee Lin
Dec 30, 2025
Send weekly Google Ads performance reports with GPT-5.1 and Gmail
Automatically analyzes your Google Ads performance every Monday and sends a comprehensive report to your inbox with AI-powered insights, week-over-week comparisons, and prioritized recommendations to ...
0
Built by Sona Labs Sona Labs
Dec 29, 2025
Generate Sora videos from Google Sheets and save results to Google Drive
Generate Sora AI videos, save to Google Drive, and update Google Sheets This workflow automates video generation using OpenAI's Sora model: How it works: Reads video prompts from a Google Sheet Subm ...
0
Built by Sona Labs Sona Labs
Dec 29, 2025
Turn new Shopify products into SEO blogs with Perplexity, Gemini and Sheets
Shopify Product-to-Blog Automation with Perplexity web search, Gemini AI Agent & Google Sheets Shopify Blog Automation (From Shopify product to SEO-optimized blog post — fully automated) This w ...
1
Dec 29, 2025
Generate client quotes from call transcripts with Claude/GPT, Google Drive, and PandaDoc
Who is this for? Agencies, consultants, and service providers who conduct discovery calls and need to quickly turn conversations into professional proposals. What it does: This workflow transforms me ...
5
Dec 29, 2025
Monitor brand reputation and detect crises with GPT-4, Slack and Gmail
How It Works This workflow automates brand reputation monitoring by analyzing sentiment across news, social media, reviews, and forums using AI-powered trend detection. Designed for PR teams, brand ma ...
0
Dec 29, 2025
Score telematics driving risk with Claude and adjust insurance premiums via HTTP, Gmail, and Slack
How It Works This workflow automates insurance premium adjustments by analyzing telematics data with AI-driven risk assessment and syncing changes across underwriting systems. Designed for carriers, a ...
0
Dec 29, 2025
Verify document authenticity with Claude and record proofs on blockchain
How It Works This workflow automates document authenticity verification by combining AI-based content analysis with immutable blockchain records. It is built for compliance teams, legal departments, s ...
0
Dec 29, 2025
Detect and correct claims cost leakage with GPT-4 and automated alerts
How It Works This workflow automates enterprise claims cost leakage detection by identifying overpayments, policy deviations, and pricing inconsistencies across claims data. It supports claims operati ...
0
Dec 29, 2025
Analyze real estate submarket opportunities with GPT-4, MLS, Gmail and Slack
How It Works This workflow automates end-to-end real estate investment analysis by aggregating data from multiple sources and applying AI-driven evaluation. It is designed for real estate investors, a ...
0
Dec 29, 2025
Create AI sci‑fi book review videos with ChatGPT, Fal.ai and Nexrender
This n8n workflow is an end-to-end AI-powered video generation pipeline that takes a dataset of sci-fi book, generates reviews with GenAI, dynamically injects assets into After Effects via Nexrender, ...
0
Built by nexrender nexrender
Dec 29, 2025