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.
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Quick Overview
This workflow receives web form leads via a webhook, normalizes the fields, uses Groq (chat model) to score buying intent and assign a hot/warm/cold tier, saves every lead to Google She ...
Quick overview
This workflow collects internal AI system reports via an n8n form, uses OpenAI to propose an EU AI Act risk class with validation rules, stores each entry in Google Sheets, and emails m ...
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This workflow runs daily to reconcile incoming bank payments from Google Sheets against open invoices, matching by invoice reference first and using GPT-4o-mini for the remaining transa ...
Quick overview
This workflow runs on a schedule or manually to fetch your latest YouTube video, download its official captions via the YouTube Data API, and use OpenAI to draft platform-specific marke ...
Quick Overview
This workflow receives support requests via webhook, validates and rate-limits them in Supabase, then uses an Ollama-powered LangChain agent with three Supabase vector knowledge bases a ...
Quick overview
This workflow collects a video title via an n8n form, analyzes creator photos and reference thumbnails from Google Drive with OpenAI, generates two thumbnail concepts, creates images wi ...
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This workflow pulls “to create” YouTube ideas from Google Sheets, uses OpenAI to generate a 14-scene script with voice and image prompts, renders a video via JSON2Video with selecte ...
Quick overview
This workflow runs every weekday morning, pulls analyst price targets and consensus ratings for a stock watchlist via a self-hosted Yahoo Finance MCP server, stores daily snapshots in a ...
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This workflow finds a high-rated movie from TMDB, selects one at random, uses OpenAI to generate a short recommendation, and automatically posts the movie poster with the generated capt ...
Quick overview
This workflow manually pulls episode lists and performance metrics from Spotify for Creators (Anchor API) and appends one analytics row per episode to a Google Sheets worksheet.
How it ...
Shopee ad top-ups without the screenshot chaos. This workflow collects Shopee Ads funding requests through a form, reads the payment proof with Tesseract OCR, stores it in Google Drive, logs everythin ...
Quick Overview
This workflow runs daily, scrapes recent Reddit posts via Apify, filters and deduplicates them, uses Google Gemini to score buyer intent and extract monetizable opportunities, and then ...
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This workflow monitors a Gmail inbox for fire sprinkler inspection deficiency emails, uses OpenAI to classify severity, routes critical items to urgent email notice and standard items t ...
Quick overview
This workflow polls an elevator monitoring API every 30 minutes, compares the latest unit status to a saved prior snapshot in an n8n Data Table, uses OpenAI to extract structured fault ...
Quick overview
This workflow receives inbound WhatsApp messages via a WAHA webhook, uses OpenAI with Postgres chat memory and Google Sheets tools to answer event and booking questions, and replies bac ...
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This workflow runs every morning to fetch unsettled invoices from the freee Invoices API, calculate and rank how overdue they are, generate a short prioritized summary with Google Gemin ...
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This workflow reviews Terraform pull requests in GitHub using an OpenAI tool-calling agent that can run plan, security, cost, and standards checks, then logs results to Postgres, commen ...
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This workflow collects home-service quote requests via an n8n Form, uses OpenAI and a Google Sheets price book to estimate effort and a price range, then dispatches the job to the best ...
Quick overview
This workflow receives Kubernetes failure alerts via a webhook, collects diagnostics from a kubectl wrapper API, uses Anthropic Claude to propose a remediation with a risk level, reques ...
Quick overview
I made this for the tailoring tax on job hunting. Each day it reads your board's feed and scores every posting against your master CV. The ones worth it get a summary and a cover letter ...