@n8n/n8n-nodes-langchain.vectorstorepgvector
21 workflows using this node.
What is the @n8n/n8n-nodes-langchain.vectorstorepgvector node used for in n8n workflows?
@n8n/n8n-nodes-langchain.vectorstorepgvector n8n workflows are automation templates that use the @n8n/n8n-nodes-langchain.vectorstorepgvector 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-vectorstorepgvector 
Detect semantic duplicate website pages with Google Drive, Postgres and Ollama
Quick overview This workflow scans HTML files in a Google Drive folder, extracts and stores page text in Postgres, ge...
Create an AI knowledge base assistant using Ollama, PGVector and Telegram
This workflow automatically converts uploaded documents and text into an AI powered searchable knowledge base using s...
Build an OpenAI RAG system with document upload, semantic search and caching
Overview This workflow implements a complete Retrieval Augmented Generation (RAG) system for document ingestion and i...
Build a local RAG chatbot with Ollama, Qwen, BGE-M3 and Postgres PGVector
Build a fully local RAG chatbot using Ollama that works without tool calling — ideal for smaller open source models l...
Predict incidents and run autonomous remediation with GPT-4 and Slack
How It Works This workflow automates end to end customer journey management by intelligently routing queries through...
AI-powered ticket triage with multi-model classification & knowledge base
How It Works This workflow automates enterprise ticket management by combining AI powered classification with knowled...
Local document question answering with Ollama AI, Agentic RAG & PGVector
n8n Local AI Agentic RAG Template Author: Jadai kongolo What is this? This template provides an entirely local implem...
Create personalized email outreach with AI, Telegram bot & website scraping
Demo Personalized Email This n8n workflow is built for AI and automation agencies to promote their workflows through...
Pdf RAG agent with Telegram chat & auto-ingestion from Google Drive
How it works This workflow creates an intelligent document assistant called "Mookie" that can answer questions based...
Build a GLPI knowledge base RAG pipeline with Google Gemini and PostgreSQL
Description This workflow automates the creation of a Retrieval Augmented Generation (RAG) pipeline using content fro...
Vectorize Medical Procedures for Semantic Search with TUSS, Gemini & pgVector
Description This workflow vectorizes the TUSS (Terminologia Unificada da Saúde Suplementar) table by transforming med...
Real-time email RAG assistant with Gmail, OpenAI GPT, and PGVector
Email real time RAG Assistant with Gmail, OpenAI & PGVector Who’s it for This workflow is ideal for: Professionals Pr...
Airline web check-in data extraction with Ollama AI, Google Sheets & Postgres Vector DB
This workflow retrieves airline web check in URLs from Google Sheets, scrapes their content, employs an LLM to genera...
Telegram AI chatbot with document-based answers using OpenAI and PGVector RAG
AI Q&A Chatbot Workflow – Build Your Own AI Agent Trained on Private Documents This powerful AI automation add on upg...
Extract invoice data from PDFs with AI - Google Sheets Email alerts
Built by Setidure Technologies This smart n8n automation extracts invoice details from PDF files uploaded to Google D...
Multi-platform AI sales agent with RAG, CRM logging & appointment booking
Multi Platform AI Sales Agent with RAG, CRM Logging & Appointment Booking This workflow acts as a 24/7 sales agent, e...
Explore n8n nodes in a visual reference library
WATCH THE n8n STARTER GUIDE This te...
Chat with your email history using Telegram, Mistral and Pgvector for RAG
Who is this for? Everyone! Did you dream of asking an AI " what hotel did I stay in for holidays last summer? " or "...
Gmail to vector embeddings with PGVector and Ollama
Gmail to Vector Embeddings with PGVector and Ollama Who is this for? Everyone! Did you dream of asking an AI " what h...
📥 Transform Google Drive documents into vector embeddings
Automatically convert documents from Google Drive into vector embeddings using OpenAI, LangChain, and PGVector — full...
HR & IT helpdesk chatbot with audio transcription
An intelligent chatbot that assists employees by answering common HR or IT questions, supporting both text and audio...