How to Set Up a Supabase Vector Database for n8n (RAG Guide)
➡️ LAND YOUR FIRST CLIENT (Full Course & Templates):
https://www.skool.com/anthony-ton-ai-...
Get my 0-to-100 course, direct 1-on-1 mentorship, and all my proven code to build this exact agent.
➡️ FREE 1 HR MASTERCLASS:
• ULTIMATE AI Voice Agent Part 1: Appointmen...
➡️ BUSINESS OWNERS:
Visit us at https://www.apexagentsystems.com to get a custom AI voice agent done for you.
In this complete guide, you will learn how to build a self-updating RAG AI voice agent using n8n and Supabase. This detailed tutorial covers the entire process, from connecting n8n to Supabase, creating a vector database table with a custom SQL script, and automating document ingestion from Google Docs. By the end, you'll have a fully functional backend for a Vapi voice agent that can answer questions based on a knowledge base that updates itself automatically.
This is the perfect project for anyone looking to start an AI agency or sell a high-value AI automation service. This system allows you to create intelligent AI agents for customer support, internal helpdesks, or any scenario where up-to-date information is critical. You will have a complete, sellable system that you can deploy for your clients.
To get all the prompts, templates, and the complete n8n workflow file shown in this tutorial, join our private Skool community.
---
▶️ GET THE FREE N8N WORKFLOW TEMPLATE
Download the free starter workflow on the official tutorial page:
https://apexagentsystems.com/vapiRagA...
---
🤖 WHAT YOU'LL LEARN IN THIS TUTORIAL:
• How to set up Supabase as a vector store for n8n.
• The complete n8n workflow for a RAG (Retrieval-Augmented Generation) pipeline.
• How to use Google Drive triggers ("File Created" & "File Updated") to automate knowledge base updates.
• How to write and execute the SQL script to create a `knowledgebase` table in Supabase.
• How to configure n8n Supabase nodes with the correct table and function names.
• How to embed documents using Google Gemini within n8n.
• The full process for creating a self-updating AI knowledge base.
---
🤖 THE STACK WE USE (I get a kickback if you use my link):
Apify (Find New Clients): https://apify.com?fpr=anthonyton
Instantly.ai (Email Clients): https://instantly.ai/?via=anthony-ton
Vapi (Deploy AI Voice Agents): https://vapi.ai/?aff=anthonyton
n8n (Automate Everything): https://n8n.partnerlinks.io/35z24mh39jbp
—
TIMESTAMPS:
00:00 - Intro: The n8n RAG Workflow
00:21 - Supabase Setup: Getting API Keys & Project URL
00:52 - Configuring Supabase Credentials in n8n
01:06 - Creating the Supabase Vector Database
01:37 - Running the SQL Script in Supabase SQL Editor
02:04 - Configuring n8n Nodes with the 'knowledgebase' Table
02:34 - Executing the Workflow to Ingest Documents
02:55 - Live Demo: Calling the RAG AI Voice Agent
03:27 - How the Knowledge Base Automatically Updates
03:58 - Final Result & Conclusion
---
This Vapi tutorial shows you how to build a RAG AI agent for your AI agency using n8n automation and a Supabase vector store. If you're looking for a guide on how to use Vapi with n8n, or how to create an AI voice agent that pulls information from Google Docs, this video covers the entire process. Learn the complete setup for a self-updating knowledge base that keeps your AI agent's information current automatically.
#n8n #supabase #rag #aivoiceagent #automation
