@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 ![Workflow preview: Question and Answer AI Agent Chatbot [2/2]](/data/workflows/13354/13354.webp)
Question and Answer AI Agent Chatbot [2/2]
This workflow serves a Question and Answer chat experience to an end user. It uses an AI Agent with a tool to fetch Q...
![Workflow preview: Ingest and enrich Q&A pairs then store in Data Table [1/2]](/data/workflows/13353/13353.webp)
Ingest and enrich Q&A pairs then store in Data Table [1/2]
This workflow serves an n8n Form to end user to capture a Question and Answer pair (to be used by an Q&A AI Agent in...
Orchestrate AI-driven hiring analytics and candidate assessment with GPT-4, Claude, Google Sheets, Gmail and Slack
How It Works This workflow automates end to end recruitment operations for HR teams, talent acquisition specialists,...
Validate property compliance risk and orchestrate actions with OpenAI, Google Calendar, Gmail, Slack, and Google Sheets
How It Works This workflow automates medical imaging analysis and diagnostic reporting for radiology departments, ima...
Monitor supply chain risks and disruptions with GPT-4o and Slack alerts
How It Works This workflow automates end to end supply chain visibility and logistics coordination for manufacturers,...
Discover SaaS creators from HubSpot with influencers.club and Gmail/SendGrid
How it works: Get multi social platform data for SaaS clients with their email and send personalized comms to onboard...
Assess credential risk and route mitigation actions with GPT-4o-mini
How It Works This workflow automates comprehensive enterprise risk assessment and mitigation planning for organizatio...
Detect procurement fraud and monitor supplier compliance with GPT-4o and Slack
How It Works This workflow automates procurement fraud detection and supplier compliance monitoring for organizations...
Detect and route gameplay security anomalies with GPT-4o, Slack and Sheets
How It Works This workflow automates cybersecurity incident detection and response for security operations centers (S...
Screen and score job candidates with GPT-4o, Gmail and Google Calendar
How It Works This workflow automates end to end candidate evaluation for HR teams and recruiters overwhelmed by high...
Monitor multi-cloud costs and enforce policies with OpenAI and Slack alerts
How It Works This workflow automates cloud cost intelligence and governance for organizations struggling with unpredi...
Optimize classroom schedules and resolve conflicts with GPT-4o and Google Calendar
How It Works This workflow automates competitive intelligence gathering and market analysis for businesses needing re...
Monitor employee policy compliance with GPT-4, Slack, and email alerts
How It Works This workflow automates enterprise policy compliance monitoring using AI agents to ensure organizational...
Route and analyze customer feedback with Qwen3-VL, Tally, PostgreSQL
Self Hosted This workflow provides a complete end to end system for capturing, analyzing, and routing customer feedba...
Monitor and enforce seller compliance with GPT-4o, email alerts and Slack
How It Works This workflow automates regulatory compliance monitoring and policy violation detection for enterprises...
Manage Google Calendar via Telegram and get daily AI briefings (OpenAI + Gemini)
Categories Productivity Automation AI Agents Scheduling Personal Operations Description Build a fully automated AI po...
Personalize creator onboarding in HubSpot with influencers.club and GPT-4
How it works: Get multi social platform data for creators from CRM contacts. Step by step workflow to enrich CRM cont...
Enrich newsletter subscribers with social data and tag in Mailchimp
How it works: Get multi social platform data for newsletter subscribers with their email and tag them to enter organi...
Build a WordPress RAG chatbot with OpenAI, Qdrant or MongoDB
Wordpress AI Chatbot Build a powerful, customizable AI chatbot for your WordPress website that intelligently retrieve...
Rewrite web content with exact character counts using GPT-4.1 and Google Sheets
Description An AI powered content rewriter that maintains exact character counts line by line while rewriting web pag...
Multi-AI Council Research 🔍: GPT 5.2, Claude Opus 4.6 & Gemini 3 Pro Aggregation
This workflow implements a multi model AI orchestration with the BEST models at now ( ChatGPT 5.2, Claude Opus 4.6, G...
Collect leads with a conversational GPT-4.1 chatbot and Google Sheets
Description A natural conversational AI chatbot that collects lead information (Name, Phone, Email, Message) one ques...
Analyze website page gaps with GPT-4.1-mini, Perplexity, and Google Docs
Description An AI powered workflow that analyzes any website to identify missing pages that would improve user experi...
Generate HR offer letters and contracts with GPT-4.1-mini and Google Docs
Description An intelligent AI powered workflow that automates HR document creation for new hires. Upload candidate do...