Browse 7,110 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.
7,110 workflows
in Langchain
Nodes:
Sort:
Date:
Quick overview
This workflow receives a penetration test report via webhook, uses OpenAI to extract and normalize vulnerability findings, alerts Slack when critical issues are present, and creates sev ...
Quick overview
Drop a long video in a Google Drive folder and get back short vertical clips with burned-in captions, filed in Drive and logged in a sheet. Comparable pipelines chain four vendors for t ...
Quick overview
This workflow ingests SIEM, EDR, and cloud security alerts via webhooks, normalizes and buffers them, then runs a scheduled deduplication pass that uses Anthropic Claude only for ambigu ...
Quick Overview
This scheduled workflow inventories your external attack surface from three HTTP APIs, diffs it against a Postgres baseline, and uses OpenAI to generate concise risk notes before routin ...
Quick overview
This workflow runs every 30 minutes to detect new or changed OAuth-authorized apps, enriches them with publisher reputation data, scores risk with Anthropic Claude, and then auto-revoke ...
Quick overview
This workflow captures short-term rental bookings via webhook, stores them in Google Sheets, drafts guest emails with a Deepseek AI agent using a Google Sheets playbook, sends messages ...
Quick overview
When a new listing arrives, this workflow scans your buyer database, scores every lead against the listing using Gemini AI, sends personalized match emails to the top buyers, sends What ...
Quick overview
This workflow collects a UGC video request via an n8n form, analyzes the uploaded product image with OpenRouter, generates image/video prompts, and posts them to Discord for human appro ...
Quick overview
This workflow starts from an n8n form submission, reviews all documents in a Google Drive data room using OpenAI (gpt-4o-mini), logs per-document risk findings to Google Sheets, then co ...
Match teacher substitutes and send notifications with GPT-4o-mini, Google Sheets, Gmail and Telegram
Quick overview
This workflow captures teacher leave requests via an n8n form, pulls timetable and substitute availability from Google Sheets, uses OpenAI to pick the best substitute, then notifies the ...
Quick overview
This workflow handles incoming student chat messages, answers questions using a Google Sheets knowledge base with OpenAI, escalates unresolved or distressed conversations to Slack, logs ...
Quick overview
This workflow watches a Google Drive folder for new PDF submissions, extracts text and grades each assignment with OpenAI using a Google Docs rubric, logs results to Google Sheets, emai ...
Quick overview
Youtube Video: https://youtu.be/Y1OYeENJUn4
This workflow responds to Telegram customer messages by using Google Gemini to detect whether the user wants an order status update or an FA ...
Quick overview
This workflow collects ICP criteria via an n8n form, searches and enriches matching contacts in Lusha, scores each lead with Claude (via OpenRouter), writes results to Google Sheets, th ...
Quick overview
This workflow runs daily and uses SerpAPI Google Maps results to scrape US business leads by state and keyword from Google Sheets, enriches them with contact emails from websites, gener ...
Quick overview
This workflow acts as a virtual legal secretary on Telegram, using OpenAI and Google Calendar to collect client details, check availability, book 30‑minute consultations, and message ...
Quick overview
Self-hosted n8n only — this template uses a community node. OpenAI writes one spintax template from your brief; the Spintax node turns it into a pool of unique, linted product descr ...
Quick overview
This workflow runs nightly, pulls AI news from NewsAPI, uses OpenAI to summarize and select a top story, generates a LinkedIn post and image, and emails you for approval before publishi ...
Quick overview
This workflow runs on schedules and via a webhook to send AI-generated email reminders for upcoming events and “important days” stored in Supabase, and to generate and store long-fo ...
Quick overview
This workflow exposes a single webhook for a student portal and routes requests to Supabase-backed registration, login, feedback tracking with AI-generated reply emails via Groq and Gma ...