@n8n/n8n-nodes-langchain.openai
1,274 workflows using this node.
What is the @n8n/n8n-nodes-langchain.openai node used for in n8n workflows?
@n8n/n8n-nodes-langchain.openai n8n workflows are automation templates that use the @n8n/n8n-nodes-langchain.openai node as part of a reusable workflow. Builders use these templates to inspect how the node connects with triggers, data transformation steps, app integrations, notifications, storage, or AI-powered actions inside n8n. Each workflow listing includes a title, summary, author attribution, categories, complexity level, source links when available, and a downloadable JSON file for review before import. Use this page to compare practical examples, understand the surrounding nodes, and choose a template that can be safely tested and adapted in your own n8n workspace.
n8n-n8n-nodes-langchain-openai 
Generate social media content across platforms with GPT-4 and auto-scheduler
AI Social Media Content Generator & Scheduler Transform your social media strategy with AI powered content generation...
Auto-generate and post Instagram reels with Veo3, OpenAI, and Blotato
Veo3 Instagram Agent – Create & Auto Post Reels with Blotato Description: This no code workflow automates the full pi...
Automate lead capture with AI personalized WhatsApp messages via Unipile & Google Sheets CRM
Inquiry Form to Personalised WhatsApp Message Overview This workflow creates a smart, automated system for capturing...
Reddit bot automation: AI auto-reply & post monitor with GPT-4 + Google Sheets
Built an AI Powered Reddit Engagement (Reddit auto comment to relevant posts based on your whish. A workflow That Act...
Multimodal chat assistant with GPT-4o for text, images, and PDFs
Chat with thing This n8n template lets you build a smart AI chat assistant that can handle text, images, and PDFs — u...
Generate personalized cold email openers from LinkedIn posts with GPT-4o
Turn any LinkedIn post into a personalized cold email opener that sounds like a human wrote it in seconds. Whether yo...
Generate Instagram reels with Veo3 and GPT for AI-powered ad creation
Veo3 Instagram Reel Generator – AI Powered Ad Creation in Minutes Description: This no code workflow transforms your...
Automate social media posts with AI content and images across Twitter, LinkedIn & Facebook
Auto generate & post content using AI This workflow helps you create daily content using just a topic prompt. It writ...
Automate LinkedIn post creation with image using Google Gemini & DALL-E
This n8n template from Intuz delivers a complete AI powered solution for automated LinkedIn posts, including unique c...
Create low-cost AI videos with Veo3 fast and upload to YouTube & TikTok
This workflow allows users to generate AI videos using the cheaper model Google Veo3 Fast , save them to Google Drive...
Generate startup ideas & business plans with GPT-4.1, Perplexity Sonar & Claude Sonnet
This workflow contains community nodes that are only compatible with the self hosted version of n8n. Start up Ideas G...
Find leads on Google Maps and reach out automatically (GPT-4 + Airtable + Gmail)
Who is it for? This workflow is perfect for marketers, sales teams, agencies, and local businesses who want to save t...
Generate ad image variations using GPT-4, Dumpling AI & Google Drive
What this workflow does This workflow takes a reference ad image and brand website, then uses GPT 4, LangChain, and D...
Turn YouTube transcripts into newsletter drafts using Dumpling AI + GPT-4o
What this workflow does This workflow turns YouTube video links into ready to edit newsletter drafts using Dumpling A...
From Google Drive to Instagram, TikTok & YouTube with AI descriptions & Airtable tracking
Description This automation template is designed for content creators, social media managers, and influencers who wan...
Personal Google Calendar & reminder bot on Telegram using Gemini & Whisper
The CA Tele Assistant workflow is an intelligent Telegram bot designed to help you manage your Google Calendar effort...
Generate LinkedIn posts from web pages with GPT-4 and human review
Use Case Turn any web page into a compelling LinkedIn post — complete with an AI generated image. This automation is...
Generate LinkedIn posts and AI images from web pages with Airtop and GPT-4
Use Case Turn any web page into a compelling LinkedIn post — complete with an AI generated image. This automation is...
Manage KlickTipp contacts via Telegram Bot with GPT-5 mini agent
Community Node Disclaimer : This workflow uses KlickTipp community nodes. How It Works AI Agent and KlickTipp Tools I...
Scrape Google Maps leads (email, phone, website) using Apify + GPT + Airtable
Who is it for? This workflow is for marketers, sales teams, and local businesses who want to quickly collect leads (b...
Transform email responses with GPT-4O Mini and Telegram human-in-the-loop
Description This workflow automates your email communication by listening for incoming emails and notifying you via T...
Automatically reply to cold emails with GPT-4 & Instantly.ai
AI Powered Workflow for Auto Responding to Positive Cold Email Replies This workflow is designed for agencies , freel...
Transform meeting notes into tasks using GPT-4.1-mini, Notion & TickTick via Telegram
This n8n template automates the transformation of raw meeting notes into structured tasks and documents using GPT (or...
Extract & analyze competitor reviews with Firecrawl & GPT-4o mini for intelligence reports
Competitor Review Based Report (Firecrawl + GPT) for n8n The most automated , innovative , and actionable competitor...
