Use this server to browse Supabase tables and storage from Claude or Cursor.

What it can do

• list-storage-buckets: shows the storage buckets in your Supabase project.
• list-tables: shows the tables in a schema, usually public.
• query-table: reads rows from a table with filters, sorting, and a row limit.

Setup

Set these env vars before you start:

• SUPABASE_URL: your project URL from Supabase Project Settings → API: https://supabase.com/dashboard/project/_/settings/api
• SUPABASE_KEY: your API key from Supabase Project Settings → API Keys: https://supabase.com/docs/guides/api/api-keys

Claude Desktop config

{
  "mcpServers": {
    "supabase": {
      "command": "npx",
      "args": ["-y", "@universal-mcp-toolkit/server-supabase@latest"],
      "env": {
        "SUPABASE_URL": "https://your-project-ref.supabase.co",
        "SUPABASE_KEY": "your-supabase-key"
      }
    }
  }
}

Cursor config

{
  "mcpServers": {
    "supabase": {
      "command": "npx",
      "args": ["-y", "@universal-mcp-toolkit/server-supabase@latest"],
      "env": {
        "SUPABASE_URL": "https://your-project-ref.supabase.co",
        "SUPABASE_KEY": "your-supabase-key"
      }
    }
  }
}

Quick example

Ask Claude:

Look at the public.orders table in my Supabase project. Show me the 10 newest rows where status is failed, then list my storage buckets so I can check where related files might live.