✨📊Multi-AI Agent Chatbot for Postgres/Supabase DB and QuickCharts + Tool Router

n8n template #3090

Summary

Multi-AI Agent Chatbot for Postgres/Supabase Databases and QuickChart Generation Who is this for? This workflow is ideal for data analysts, developers, and business intelligence teams who need an AI-powered chatbot to query Postgres/Supabase databases and generate dynamic charts for data visualization. What problem does this solve? It simplifies data exploration by combining conversational AI with database querying and chart generation. Users can interact with their database using natural language, retrieve insights, and visualize data without manual SQL queries or chart configuration. What this workflow does AI-Powered Chat Interface: Accepts natural language prompts to query databases or g

How to set it up

Open template #3090 on n8n.io and click Use for free, or copy the template JSON and paste it onto an empty canvas in n8n.
Create 2 credentials under Credentials → Add credential: OpenAI Chat Model, Postgres Chat Memory. Then open each of those nodes and pick the credential.
Check the model in the AI Agent node. The template may point at a model your account can't use; swap it for one you have access to.
Click Execute workflow and step through each node's output to confirm the data looks right.
Toggle the workflow to Active so its trigger runs on its own.

Hand off to your agent

Prompt

Help me set up the n8n workflow "✨📊Multi-AI Agent Chatbot for Postgres/Supabase DB and QuickCharts + Tool Router" (https://n8n.io/workflows/3090). It uses: HTTP Request, AI Agent, OpenAI Chat Model, Structured Output Parser, Call n8n Workflow Tool, Postgres Chat Memory. Import the template JSON into my n8n instance, list every credential I need to create, and walk me through testing it.

Paste into Claude Code and it will do the rest.

Apps and nodes

HTTP Request AI Agent OpenAI Chat Model Structured Output Parser Call n8n Workflow Tool Postgres Chat Memory

Questions

Yes. Joseph LePage published it free on n8n.io as a verified creator, and it has 11K views. It runs on n8n Cloud or a self-hosted n8n instance.

OpenAI Chat Model, Postgres Chat Memory. The other 4 nodes are built into n8n.

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