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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OTX & OpenAI Web Security Check
This n8n workflow automates website security audits. It combines direct website scanning, threat intelligence from AlienVault OTX, and advanced analysis from an OpenAI large language model (LLM) to ge ...
6,728
Apr 29, 2026
Generate LinkedIn carousel content from Reddit with Claude and Airtable
Who it's for This workflow is for digital marketers, content creators, and social media managers who want to turn trending Reddit discussions into ready-to-publish LinkedIn carousel content — witho ...
0
Apr 28, 2026
Triage emails and draft Gmail replies using Gemini and Google Calendar
Who it's for This workflow is for professionals and small business owners who receive a high volume of emails and want to automate triage, labeling, and draft reply generation — without losing the ...
99
Apr 28, 2026
Classify and route uploaded documents to Google Drive with an AI agent
What This Workflow Does Upload a document (PDF, PNG, JPEG) via a web form and let an AI agent classify it and route it to the correct Google Drive folder on its own. No rule-based routing, no Switch n ...
0
Built by Felix Felix
Apr 28, 2026
Post daily AI-generated Instagram images from Google Sheets with GPT-4.1 Nano and Google Gemini
A fully automated n8n workflow that runs every day at 1:10 PM IST and publishes a fresh AI-generated image to Instagram — zero manual effort required after setup. It reads content ideas from a Goo ...
0
Apr 28, 2026
Find high-mismatch local business leads with Firecrawl and Groq
Find businesses with strong reputations but weak digital presence You know the businesses that need your services, but finding them is the hard part. They have 150+ five-star reviews, customers ravi ...
0
Apr 28, 2026
Generate multilingual social content with GPT-4o, Telegram and Google Sheets
How it works Triggers when a message is received on Telegram. Checks conditions and either sends a default message or processes the message for content generation. Uses an AI agent to generate rich c ...
0
Built by Yevhenii Yevhenii
Apr 28, 2026
Create Notion knowledge pages from webinars with WayinVideo and GPT-4o-mini
Description Paste any webinar, training, or lecture recording URL into a simple form along with the title, speaker name, topic category, and date and the workflow builds your knowledge base automatic ...
0
Built by isaWOW isaWOW
Apr 28, 2026
Find customer insights from your website and Reddit with Claude
Find Customer Insights from Website and Reddit with Claude Who is this for? This workflow is designed for marketers, founders, agencies, and product teams who want to understand how real customers t ...
0
Built by Blumpo Blumpo
Apr 28, 2026
Turn video recordings into Twitter (X) threads with WayinVideo, GPT-4o-mini and Google Sheets
Description Paste any YouTube, podcast, or Zoom URL into a simple form along with your video title, niche, and target audience and the workflow handles the rest. WayinVideo transcribes the full video ...
0
Apr 28, 2026
Summarize Zoom meetings with GPT-4o, Whisper, Supabase RAG and email reports
AI Meeting Intelligence System > Zoom + n8n + GPT-4o + Supabase RAG This n8n workflow automates Zoom meeting intelligence by capturing recordings via webhook, transcribing audio using OpenAI Whi ...
0
Apr 28, 2026
Convert podcasts to LinkedIn articles with WayinVideo and GPT-4o-mini
Description Submit your podcast or video URL using a simple form and the workflow automatically transcribes the full episode with speaker labels and timestamps. GPT-4o-mini then reads the transcript ...
0
Built by isaWOW isaWOW
Apr 28, 2026
Generate two-host PDF podcasts with GPT-5, Smallest AI, and Gmail
Generate two-host AI podcast episodes from any PDF — in 9 Indian languages or your own cloned voice — powered by Smallest AI. Turn whitepapers, research reports, blog drafts, lecture notes, or co ...
0
Built by Sumit Mor Sumit Mor
Apr 28, 2026
Manage Notion tasks and reports from chat with Gemini and Gmail
Chat with a Gemini-powered operations assistant to create and update Notion tasks, send emails via Gmail, and pull live project summaries — all from a single chat interface. Daily and weekly status ...
0
Apr 27, 2026
Extract client meeting insights from Google Sheets with Groq and Gmail
Client Meeting Notes → AI Extraction using n8n, OpenAI & Google Sheets This workflow automatically processes meeting notes stored in Google Sheets, extracts key insights like action items, follow-u ...
0
Apr 27, 2026
Send a daily Nifty 50 market brief using Gemini AI, Nifty 50 API and Gmail
Daily Market Brief Automation > n8n, Gemini AI, Nifty 50 API & Gmail This workflow automatically generates and emails a concise daily stock market brief at 9:30 AM using real-time Nifty 50 data ...
0
Apr 27, 2026
Generate client portfolio summaries using Google Sheets, NewsAPI, Gemini and Gmail
Client Portfolio Summary Generator > Google Sheets, NewsAPI, Gemini AI & Gmail This workflow automatically analyzes your stock portfolio whenever a new row is added to Google Sheets. It fetches ...
0
Apr 27, 2026
Generate weekly content drafts from Google Sheets with Groq AI and Slack
The Content Calendar Manager > n8n + Google Sheets + Groq AI + Slack Automation This workflow automates your entire content planning process—from idea backlog to AI-generated drafts and team-r ...
0
Apr 27, 2026
Analyze corporate action impact from NSE RSS with Google Sheets, Gemini, and Gmail
Corporate Actions Impact Analyzer > n8n, NSE RSS, Google Sheets, Gemini AI and Gmail This workflow automatically tracks corporate actions from NSE RSS, matches them with a single client’s port ...
0
Apr 27, 2026
Send birthday and anniversary reminders with Groq AI gift ideas to Telegram
Birthday & Anniversary Reminder with AI Gift Ideas — Telegram Never forget a birthday again. This workflow checks your contacts daily and sends you a Telegram alert 7 days before each birthday and ...
0
Apr 27, 2026