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 checks a specified web page every 6 hours, stores snapshots in Google Sheets, and when the page text changes it uses Google Gemini to summarise what changed and posts the ...
Quick Overview
This workflow collects a voice memo via an n8n form, transcribes it with Google Gemini, extracts a structured task list, emails the summary and tasks via Gmail, and appends each task as ...
Quick Overview
This workflow polls Gmail for unread emails labeled “support”, uses Google Gemini to draft a concise reply, and posts it to Slack for human approval; approved drafts are sent via Gm ...
Quick overview
This workflow captures LinkedIn post topics from incoming Gmail messages into Google Sheets, then runs daily cleanup and AI generation with Google Gemini to publish a post to a LinkedIn ...
Quick overview
This workflow triggers on new Tally form submissions, uses OpenAI to review Discord community applications and classify them as Approved, Needs Review, or Rejected, then posts the resul ...
Quick overview
This workflow receives lead data via a webhook, validates and normalizes the payload, then uses OpenAI web search and the BROSH MCP API to enrich the lead and create or reuse matching A ...
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This workflow receives web leads via a secured webhook, enriches them with Tavily search results, scores and formats them using Google Gemini, then creates a lead in Odoo and sends a pe ...
Quick Overview
This workflow runs on a weekly schedule, queries Cloudflare GraphQL Analytics for requests matching known AI crawler user-agents, aggregates request counts per bot, generates a short su ...
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This workflow uses the WhatsApp Cloud API, Google Gemini, Google Calendar, PostgreSQL, Redis, and Google Sheets to run an AI appointment assistant that answers scheduling questions, che ...
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This workflow runs daily to pull recent community workflow templates from the n8n public catalog API, extract full workflow JSON, sanitize and scan it for potential exposed secrets, gen ...
Quick overview
This scheduled workflow pulls focus keywords from Google Sheets, expands them with rising Google Trends queries via SerpApi, validates demand with Ahrefs metrics on RapidAPI, then uses ...
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This workflow monitors new hires in Google Sheets, downloads onboarding documents from Google Drive, uses OpenAI (gpt-4o-mini) to verify each file and determine overall compliance, then ...
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This workflow manages dental clinic patient conversations and reminders by handling Telegram messages, using OpenAI to answer treatment and general queries, storing patient details in G ...
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This workflow monitors brand mentions stored in Google Sheets on a 15-minute schedule, uses OpenAI to classify crisis severity and draft PR responses, logs incidents to a crisis sheet, ...
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This workflow runs weekly to pull HR datasets from Google Sheets, calculate rule-based attrition risk signals, and enrich them with an OpenAI (GPT-4o-mini) risk assessment. It logs resu ...
Quick Overview
This workflow monitors Gmail for unread RFQ emails, optionally extracts text from attached PDFs, and uses OpenAI to pull structured quote details and check completeness before creating ...
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This workflow turns an n8n chat message into a detailed sound-effect prompt using OpenAI, then generates an MP3 sound effect via the ElevenLabs Sound Generation API and replies in chat ...
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This workflow turns a product photo into a generated UGC-style video and Instagram Reel by using OpenAI to analyze the image and write a video prompt and caption, AtlasCloud Seedance to ...
Quick overview
This workflow generates LinkedIn post ideas and drafts with OpenAI, routes approvals through Gmail replies, tracks each content cycle in Google Sheets, and publishes the selected draft ...
Quick overview
This workflow monitors a Gmail inbox for new messages, filters out excluded senders, uses OpenAI to decide whether a reply is needed, and drafts a suggested response in the original Gma ...