@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 
Automated resume job matching engine with Bright Data MCP & OpenAI 4o mini
Notice Community nodes can only be installed on self hosted instances of n8n. Who this is for The Automated Resume Jo...
Reliable AI agent output without structured output parser - w/ OpenAI & Switch
This workflow serves as a solid foundation when you need an AI Agent to return output in a specific JSON schema , wit...
Convert RSS news to AI avatar videos with Heygen & GPT-4o
Automated News to Video Workflow (n8n + Heygen + GPT 4o) Overview: This n8n workflow turns news from an RSS feed (e.g...
Automate SAP Business Partner analysis with OpenAI GPT-4o & Gmail reporting
Who is this for? This workflow is intended for micro businesses, SAP users, companies, users or owners who need syste...
Real estate intelligence tracker with Bright Data & OpenAI
Who this is for The Real Estate Intelligence Tracker is a powerful automated workflow designed for real estate analys...
TrustPilot SaaS product review tracker with Bright Data & OpenAI
Who this is for The TrustPilot SaaS Product Review Tracker is designed for product managers, SaaS growth teams, custo...
Evaluation metric example: RAG document relevance
AI evaluation in n8n This is a template for n8n's evaluation feature. Evaluation is a technique for getting confidenc...
Generate a personal newsfeed using Bright Data web scraping and GPT-4.1
How it Works Disclaimer: This template is for self hosted n8n instances only. This workflow is designed for developer...
Evaluation metric example: Correctness (judged by AI)
AI evaluation in n8n This is a template for n8n's evaluation feature. Evaluation is a technique for getting confidenc...
Evaluation metric example: categorization
AI evaluation in n8n This is a template for n8n's evaluation feature. Evaluation is a technique for getting confidenc...
Evaluation metric example: Check if tool was called
AI evaluation in n8n This is a template for n8n's evaluation feature. Evaluation is a technique for getting confidenc...
AAVE portfolio professional AI agent | Telegram + Email + GPT-4o + Moralis
A next generation AI powered DeFi health monitor that tracks wallet positions across Aave V3 using GPT 4o and LangCha...
Send AI-generated emails via Telegram using GPT-4o-mini and Gmail
️ Telegram Email Agent with GPT + Gmail Category: Messaging / AI Agent Level: Beginner Friendly Tags: Telegram, Email...
Extract & summarize B2B leads from Crunchbase with Bright Data, GPT-4o & Google Sheets
Who this is for The Crunchbase B2B Lead Discovery Pipeline is designed for sales teams, B2B marketers, business analy...
Auto-triage GitHub issues with GPT-4o, Pinecone
Need help? Want access to this workflow + many more paid workflows + live Q&A sessions with a top verified n8n creato...
Get Colombian peso to USD exchange rate with Telegram bot and AI date recognition
Request TRM (Colombian Peso to US Dollar exchange rate) Objective Retrieve the TRM (Colombian Peso to US Dollar excha...
Gmail to Telegram: email summaries with OpenAI GPT-4o
Who is this for? This workflow is for anyone who receives too many emails and wants to stay informed without drowni...
Enrich CRM contact data with LinkedIn profiles using GPT & multi-CRM support
️ DISCLAIMER: This workflow uses the AnySite LinkedIn community node, which is only available on self hosted n8n inst...
Dynamic AI model router for query optimization with OpenRouter
The Agent Decisioner is a dynamic, AI powered routing system that automatically selects the most appropriate large la...
Translate & repost Twitter threads in multiple languages with OpenAI
Twitter Thread (Flood) Translator & Poster What it does Thread Extraction: Automatically detects and extracts all twe...
Automate RSS content to blog posts with GPT-4o, WordPress & LinkedIn publishing
Automated Blog Post Review and Multi Platform Publishing Workflow with RSS Feeds Description This workflow automates...
Create an automated customer support assistant with GPT-4o and GoHighLevel SMS
AI Agent via GoHighLevel SMS with Website Based Knowledgebase This n8n workflow enables an AI agent to interact with...
Control your 3D printer with GPT-4o and OctoPrint API conversations
Ever wanted to just tell your 3d printer what to do remotely? This game changer let's you converse with OpenAI agents...
OpenAI responses API adapter for LLM and AI agent workflows
This n8n template demonstrates how to use OpenAI's Responses API with existing LLM and AI Agent nodes. Though I would...