@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 
Post Google News headlines to Instagram images with GPT-4o-mini, PDF API Hub and Google Sheets
Name Auto post Google News to Instagram with OpenAI, PDF API Hub & Google Sheets Description Automatically fetch tren...
Analyze weekly Fireflies sales calls with GPT-4o-mini, Google Sheets and Slack
Description Connect your Fireflies account once and activate the workflow — every Monday at 9AM it runs automatically...
Create fillable document templates from PDF or DOCX with GPT-4o and Google Drive
Template Creator How it works This workflow accepts any uploaded document (PDF or DOCX) via webhook and automatically...
Rewrite content in 5 tones using GPT-4o-mini, Google Drive and Slack
Description Paste any text into a simple form — an email, social caption, blog paragraph, or proposal — and submit. G...
Research LinkedIn prospects before sales calls with Bright Data and GPT-5.4
Build AI powered pre call intelligence briefs from LinkedIn profiles Automatically scrape LinkedIn profiles for upcom...
Generate AI music and publish YouTube videos automatically with Blotato, OpenAI, ElevenLabs, and Shotstack
Generate AI Music & Publish to YouTube Automatically with Blotato This workflow automatically generates AI music, cre...
Summarize Japanese AI engineering articles from Qiita and note RSS to Slack
Who’s it for This workflow is designed for Japanese speaking individuals who want to efficiently stay up to date with...
Build an SEO chatbot with GPT-4o-mini using your Google Sheets data
Description Add your approved SEO Q&A pairs to a Google Sheet, activate the workflow, and share the chat URL with you...
AI-Powered Paperclip📎🤖 Task Assigner & Completion Tracker
This workflow automates the creation, assignment, tracking, and monitoring of tasks (issues) inside a Paperclip syste...
Answer HR policy questions in Slack DMs with GPT-4.1, Google Drive and Pinecone
This template gives your HR or operations team an AI powered Slack bot that answers employee questions about internal...
Triage customer complaint emails from Gmail with GPT-4o-mini, Slack and Sheets
Description Activate this workflow once and it monitors your Gmail inbox every minute automatically. Every incoming e...
Track Zoom attendance and create AI summaries with Google Sheets, ClickUp and Telegram
Description When a Zoom meeting ends, this workflow fires automatically — no manual action needed. It classifies ever...
Generate competitor content gap reports in Slack with GPT-4o-mini
Description Submit your page URL, a competitor's page URL, and a target keyword using a simple form. The workflow aut...
Send a curated tech RSS digest to Gmail with OpenAI GPT-5 Mini
Workflow: RSS to E Mail 7 Nodes + AI Model ️ Pipeline Steps 1. Daily Morning Trigger Fires every day at 8:00 AM. 2. D...
Detect KB gaps and auto-draft articles with GPT-4.1, Slack and Gmail
Who is this for? Support teams, knowledge managers, and ops builders who are drowning in outdated KB articles and rep...
Route and audit Odoo draft orders with GPT‐4o and Arabic semantic scheduling
What it is Manual order entry in retail and e commerce often results in fragmented data. Sales representatives might...
Auto-respond to job opportunities with Gmail, LinkedIn, GPT-4.1-mini and Google Sheets
Automatically scans incoming job emails and LinkedIn messages, intelligently detects genuine opportunities, and sends...
Analyze npm packages with Firecrawl, GitHub, npm APIs, Gemini and GPT
This workflow analyzes any npm package and delivers a data driven recommendation using Firecrawl + APIs + AI reasonin...
Monitor Google reviews and draft GPT-4o-mini replies via Gmail daily
You activate this workflow once and it checks your Google reviews every morning at 9AM without any action from you. I...
Structure AI meeting notes with GPT-4o-mini and save to Google Drive
Paste your raw meeting notes into a simple web form and submit. The workflow sends your notes to GPT 4o mini, which c...
Send weekly SEO keyword email reports with Google Search Console, GPT-4o-mini and Gmail
Every Monday morning, this workflow pulls your top 10 keywords from Google Search Console, passes the data to GPT 4o...
Create AI Instagram brand posts with Seedream 4.0, OpenAI and Postiz
This workflow is designed to fully automate the creation and publishing of Instagram marketing content by combining A...
Track nutrition and fitness via webhook with OpenAI, Google Sheets and Slack alerts
AI Nutrition Tracker with Webhook, OpenAI, Google Sheets & Slack Alerts This workflow is an AI powered nutrition and...
Screen resumes with GPT-4 Turbo from Gmail and send shortlisted to Slack
AI Resume Screening Workflow using Gmail, OpenAI (GPT 4 Turbo) & Slack This workflow automatically fetches resumes fr...