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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POML → Prompt/Messages (No-Deps)
What this does
Turns POML markup into either a single Markdown prompt or chat-style messages\[] — using a zero-dependency n8n Code node. It supports variable sub ...
This n8n workflow template simplifies the process of digesting cybersecurity reports by summarizing, deduplicating, organizing, and identifying viral topics of interest into daily emails.
It will gen ...
This workflow acts as a System Prompt Optimizer Agent.
You send it a draft prompt or goal, and it returns:
A rewritten optimized system prompt that is clear, specific, and actionable.
A recomme ...
This workflow reviews resumes against a job description using OpenAI for automated scoring and gotoHuman for human validation before continuing.
⚙️ Setup Instructions
1️⃣ Set Up OpenAI Co ...
This workflow automates the process of writing tailored cover letters for job applications. It:
Uses Apify’s Indeed Scraper to pull live job postings based on your chosen search term.
Sends the ...
This workflow allows you to search your Outlook mailbox with natural language. You type what you’re looking for (e.g., “invoice from last week”), and the workflow:
Uses OpenAI to generate a s ...
🛠️ Smart Email Classifier Workflow
Intelligent AI-powered email classification system that automatically sorts incoming Gmail messages into Business, Meetings, Cold Emails, and other categories ...
This workflow automates the process of finding YouTube creator contact emails for outreach and partnerships. It combines Apify scrapers with OpenAI to deliver a clean list of emails from channel descr ...
Summarize Gmail Support Emails with Gemini and Post to Slack
This workflow automatically checks your Gmail inbox for new support emails, summarizes them using Google Gemini and posts concise summarie ...
This workflow takes a blog post (title + content) and automatically translates it into multiple languages of your choice using OpenAI inside n8n. The translated output is formatted in Markdown, making ...
This workflow creates a multilingual eCommerce chatbot that automatically detects the customer’s language and provides tailored responses. It is designed for online shops to improve customer suppor ...
This n8n workflow pulls campaign data from Google Sheets, summarizes it using OpenAI, and sends a performance recap via Outlook email.
✅ Step 1: Connect Google Sheets
In n8n, go to Credentials → ...
Automatically Rename Gmail Attachments with AI and Save to Google Drive
Who is this for?
This workflow is perfect for anyone who regularly receives important email attachments like reports, invoices ...
Google Email Ice Breaker Workflow
Description
This n8n workflow automates the creation of personalized cold emails for dental clinics to promote an AI chatbot service. It retrieves verified email data ...
How it works?
Send a message or a voice note on Telegram right after the meeting.
n8n transcribes (if it's a voice note) and sends the text to GPT.
GPT generates a structured and professional meeti ...
This workflow enriches your WordPress articles by automatically adding an AI-generated heading and a short concluding paragraph. It ensures each post ends with valuable, engaging content to improve us ...
This workflow automatically generates realistic comments for your WordPress articles using AI. It makes your blog look more active, improves engagement, and can even support SEO by adding keyword-rele ...
This workflow automatically generates natural product comments using AI and posts them to your WooCommerce store. It helps boost engagement and makes product pages look more active and authentic.
How ...
AI Blog Publisher Workflow for Dev.to
Turn a simple idea into a complete blog article with images, ready to publish — fully automated.
How It Works
This workflow takes a single input (your article ...
How it works
This workflow starts whenever a new lead is submitted through Typeform. It cleans and stores the raw lead data, checks if the email is business-related (not Gmail), and then uses AI to en ...
