🚀 Supabase MCP HTTP Server

Production-ready HTTP MCP server for Supabase with 43 tools for complete database control.

Features

✅ No hardcoded credentials - Pass credentials per request
✅ 43 Supabase tools - Complete database, storage, auth, admin control
✅ HTTP API - Ready for n8n integration
✅ Railway ready - One-click deploy
✅ Production ready - Health checks, CORS enabled

📊 All 43 Tools

Database (13)

query, list_tables, get_table_schema, create_table, alter_table
drop_table, insert_data, query_table, update_data, delete_data
list_views, list_triggers, list_indexes

RPC (2)

call_rpc, list_functions

Storage (8)

list_buckets, create_bucket, delete_bucket, list_files
upload_file, download_file, delete_file, get_public_url

Auth (7)

list_users, get_user, create_user, update_user
delete_user, invite_user, reset_password

Edge Functions (3)

list_edge_functions, invoke_edge_function, get_function_logs

Monitoring (3)

get_table_stats, get_database_size, get_connection_info

Admin (7)

execute_migration, list_policies, create_policy
list_extensions, enable_extension

🚂 Deploy to Railway

Push to GitHub
Connect Railway to your repo
Deploy - Railway will auto-detect Node.js app
Your MCP server will be available at https://your-app.railway.app

🔧 n8n Integration

Use in n8n AI Agent as MCP Tool:

Add MCP Tools node
Set endpoint: https://your-app.railway.app
Pass credentials in each request:

{ "supabase_url": "https://your-project.supabase.co", "supabase_key": "your-service-role-key" }

📡 API Usage

List Tools

curl -X POST https://your-app.railway.app/ \ -H "Content-Type: application/json" \ -d '{"method": "tools/list"}'

Call Tool

curl -X POST https://your-app.railway.app/ \ -H "Content-Type: application/json" \ -d '{ "method": "tools/call", "params": { "name": "supabase:list_tables", "arguments": {}, "supabase_url": "YOUR_URL", "supabase_key": "YOUR_KEY" } }'

Health Check

curl https://your-app.railway.app/health

🏗️ Local Development

# Install npm install # Build npm run build # Run npm start

Server runs on http://localhost:3000

🔒 Security

No credentials stored in code
Each request requires credentials
Service role key for full admin access
CORS enabled for browser usage

📦 Repository Structure

├── src/ │ └── server.ts # Main HTTP server ├── dist/ # Compiled JS ├── package.json ├── tsconfig.json ├── railway.json # Railway config └── README.md

✨ Ready for Production

This server is production-ready:

Health checks at /health
Error handling
TypeScript types
No hardcoded secrets
Railway optimized

Built for n8n AI Agents 🤖

This server cannot be installed

-

security - not tested

F

license - not found

-

quality - not tested

How are these scores calculated?

remote-capable server

The server can be hosted and run remotely because it primarily relies on remote services or has no dependency on the local environment.

Provides 43 tools for complete Supabase control including database operations, storage management, authentication, edge functions, and admin tasks through an HTTP API designed for n8n integration.

Supabase MCP HTTP Server