🚀 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?

Resources

GitHub Repository

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Supabase MCP HTTP Server