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 monitors the third-party vendors your website depends on by fetching your homepage via Bright Data, checking each vendor’s Statuspage API and recent news, comparing resu ...
Quick Overview
This workflow emails weekly check-in links to active coaching clients from Google Sheets, collects responses via an n8n Form, uses OpenAI (DeepSeek model) to draft personalized coaching ...
Incidents become lessons automatically. This workflow takes incident reports from a form, has AI draft a structured postmortem with root cause and action items, logs everything to Sheets, and keeps st ...
Quick overview
Youtube Video: https://youtu.be/7mFGYw7qAwU
This workflow uses Telegram, Google Gemini, and Google Sheets to extract exam details from a student message, generate a realistic study pla ...
Quick overview
Youtube Video: https://youtu.be/kEumCSBunnM?si=AxpoxP8KLF2haz1X
This workflow captures freelancer project updates from Telegram, uses Gemini to extract and match the client from a Shee ...
Quick overview
Youtube Video: https://youtu.be/8f-TzjNmbFI?si=V46dC5o45LGv28S0
This workflow receives vulnerability alerts via webhook, deduplicates repeated events with Redis, enriches CVE details f ...
Quick overview
Youtube Video: https://youtu.be/0YnI_8VsRe8?si=OLPAo4YOFSyfwCv9
This workflow listens for YouTube channel link sent to a Telegram bot, pulls channel and latest upload metrics from the ...
Quick overview
This workflow collects AI system details via an n8n form, screens them for EU AI Act high-risk signals using data table keyword matching and a Groq-hosted LLM, then assigns a risk tier, ...
Quick overview
This workflow collects a SaaS vendor request via n8n Forms or a webhook, discovers and classifies public security/privacy links with OpenAI, analyzes the evidence to produce a structure ...
Quick Overview
This workflow receives customer support requests via a webhook, validates and deduplicates them using Google Sheets, classifies and drafts replies with Google Gemini, escalates high-ris ...
Quick overview
This workflow runs daily to search Reddit for exact-phrase queries via Bright Data Web Unlocker, filters and deduplicates new threads using an n8n Data Table, classifies each thread wit ...
Quick Overview
This workflow detects potential duplicate invoices when new rows are added in Google Sheets, scores matches against historical invoices, uses Google Gemini to classify risk, and then al ...
Quick overview
This workflow runs daily to three-way match invoices against purchase orders and goods receipts in Google Sheets, using fuzzy similarity scoring plus Groq Llama 3.3 semantic checks to a ...
Quick overview
This workflow receives purchase requisitions via a webhook, validates and normalizes the payload, uses Google Gemini to classify the requisition into a procurement category with confide ...
Quick overview
When a rental inquiry arrives, this workflow looks up the property requirements, qualifies the applicant using Gemini AI, and instantly sends a personalized response — application lin ...
Quick overview
This workflow runs weekly, uses Bright Data to fetch Meta Ad Library results for your competitor search terms, extracts ad age and landing URLs, summarizes angles with OpenAI (GPT-5.6), ...
Quick overview
This workflow receives social mention payloads via a webhook, uses Google Gemini to triage them against a PR crisis matrix, and routes the result into P0/P1/P2 handling paths while gene ...
Quick overview
This workflow polls a Google Sheets lead intake every 15 minutes, uses OpenAI (GPT-4o-mini) to score and classify each student enquiry, logs it to a CRM sheet, then sends a Twilio Whats ...
Quick overview
This workflow runs daily at 9 AM to scrape active tenders from India’s eProcure portal, deduplicate them against a Google Sheets log, and use OpenAI to summarize the most urgent oppor ...
Quick overview
This workflow runs every Friday at 18:00 UTC to read student performance data from Google Sheets, generate a personalised parent narrative with OpenAI, render it as a PDF via PDFShift, ...