@n8n/n8n-nodes-langchain.lmchatopenai
2,488 workflows using this node.
What is the @n8n/n8n-nodes-langchain.lmchatopenai node used for in n8n workflows?
@n8n/n8n-nodes-langchain.lmchatopenai n8n workflows are automation templates that use the @n8n/n8n-nodes-langchain.lmchatopenai 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-lmchatopenai 
Reddit brand engagement with AI comment generation and Slack notifications
What This Does Automatically finds relevant Reddit posts where your brand can add value, generates helpful AI comment...
Automate cold outreach with Apollo, LinkedIn & Gmail using GPT-4
Cold Outreach Automation by Rysysth Technologies This n8n workflow automates the complete cold outreach process by co...
Automated B2B lead generation: Google Places, Scrape.do & AI enrichment
Automated B2B Lead Generation: Google Places, Scrape.do & AI Enrichment This workflow is a powerful, fully automated...
Extract and organize contract details from PDFs with Slack, GPT-4o, and Google Sheets
Managing contracts manually is time consuming and prone to human error, especially when documents need to be shared,...
Extract invoice data from Slack PDFs to Google Sheets with GPT-4o
Managing invoices manually can be time consuming and error prone. This workflow automates the process by extracting k...
Create viral ads with AI: NanoBanana & publish on socials via upload-post
Create viral Ads with NanoBanana & Seedance, publish on socials via upload post Who is this for? This workflow is des...
Gmail email classifier with GPT-4 auto-generated draft replies
How It Works This workflow automatically classifies incoming Gmail messages into categories such as High Priority , I...
Manage recipes with AI-powered Telegram bot and Google Sheets database
Transform Your Telegram into a Smart Recipe Assistant! Tired of scrolling through messy notes and bookmarks to find y...
Generate B2B leads from any city & business type using GMaps, Jina.ai & GPT-5
B2B Leads Gen ANY (CITY / BUSINESS) IN THE WORLD Generate B2B sales leads from Google Maps, enrich data (email) with...
Dynamic AI web researcher: From plain text to custom CSV with GPT-4 and Linkup
This template introduces a revolutionary approach to automated web research. Instead of a rigid workflow that can onl...
Generate AI-curated sales quotes with OpenAI, Qdrant & CraftMyPDF PDF delivery
Short Description Turn form submissions into AI curated quotes with SKU selection straight from Qdrant, branded PDF g...
Generate sprint review summaries from transcripts with OpenAI and Google Sheets
What this workflow does This template automates the entire process of documenting Sprint Reviews in Scrum : 1. Input...
AI-powered invoice extractor via Telegram to Airtable
Description This workflow automates the extraction of structured invoice data from PDF files sent via Telegram and st...
Create professional email drafts with GPT-4, Telegram & contact database
Transform your email workflow with this intelligent automation that drafts professional emails through Telegram comma...
Creating SEO-optimized blogs for WordPress using specific tools
️ AI Powered High Quality Blog Automation Automate SEO optimized blog creation, publishing, and internal linking — de...
Generate creative solutions with dual AI agents, randomization & Redis
AI Brainstorm Generator Break Through Creative Blocks Instantly Transform any problem into innovative solutions using...
Task time analysis: Automated overspend time insights for ClickUp and more
This workflow automatically analyses tasks to uncover why the actual time spent exceeds the original estimates. It co...
Detect viral YouTube videos with AI analysis and email reports
Analyze YouTube videos for virality with an AI powered report This workflow automates the discovery and analysis of p...
Extract business card data from Slack to Google Sheets with GPT-4o OCR
You can turn messy business card photos into organized contact data automatically. With this workflow, you can upload...
Brand visibility & sentiment analysis across AI search tools (OpenAI, Perplexity, ChatGPT)
This n8n template demonstrates how to audit your brand’s visibility across multiple AI systems and automatically log...
Automate news discovery & publishing with GPT-4, Google Search API & Slack
Automate News Discovery & Publishing with GPT 4, Google Search API & Slack Overview Automated content publishing syst...
Daily Gmail inbox digest to Discord with GPT-4.1-mini and PDF conversion
This workflow contains community nodes that are only compatible with the self hosted version of n8n. Overview Automat...
Create research-backed articles with AI planning, Linkup Search & GPT-5
Go beyond basic AI generated text and create articles that are well researched, comprehensive, and credible. This tem...
Generate viral LinkedIn content with GPT and images using Telegram bot interface
AI Powered LinkedIn Viral Content Generator & Telegram Bot Disclaimer: This workflow uses community contributed nodes...