What is the key difference between Skysql MCP and Supabase MCP Server?

Skysql MCP belongs to the Databases category with local stdio execution, while Supabase MCP Server belongs to the Databases category with local stdio execution.

How do I install Skysql MCP or Supabase MCP Server in Claude Desktop or Cursor?

Copy the mcpServers JSON configuration snippet provided on this page into your claude_desktop_config.json or ~/.cursor/mcp.json file and restart your AI client.

Are Skysql MCP and Supabase MCP Server free or paid?

Skysql MCP operates under a BYOK (Pay Provider Direct) model (API Key required). Supabase MCP Server operates under a Free / Open Source model (API Key required).

Which MCP server has more tools and community activity?

Skysql MCP lists 5 tools with 2 views and 8 GitHub stars. Supabase MCP Server lists 6 tools with 5 views and 832 GitHub stars.

Can I use both Skysql MCP and Supabase MCP Server together in the same MCP host?

Yes! MCP hosts like Claude Desktop, Cursor, Windsurf, Cline, and VS Code support configuring multiple servers under the mcpServers object simultaneously.

Side-by-Side Model Context Protocol Comparison

Skysql MCP vs Supabase MCP Server

In-depth architectural comparison of the Skysql MCP and Supabase MCP Server MCP servers. Compare execution transports, security boundaries, tool capabilities, quality scores, and ready-to-paste client installation snippets for Claude, Cursor, Windsurf, and VS Code.

At a Glance & Executive Verdict

Skysql MCP

Databases · Local stdio

Quality: 51/100 (Good) | Auth: API Key required

Supabase MCP Server

Databases · Local stdio

Quality: 51/100 (Good) | Auth: API Key required

Verdict Summary: Choose Skysql MCP if you need specialized Databases tools running via a local process. Choose Supabase MCP Server if your workspace requires Databases integration with local subprocess execution. Both servers can be configured concurrently in your client's mcpServers manifest.

Which MCP Server Should You Choose?

Choose Skysql MCP when:

You need dedicated capabilities in the Databases domain.
You prefer local stdio subprocess transport architecture.
Your security boundary fits: API Key required (BYOK (Pay Provider Direct)).
You have access to required keys: SKYSQL_API_KEY.
Primary tools included: Serverless MariaDB instance management, SQL execution on SkySQL (MySQL/MariaDB) instances, AI-powered database agent interaction.

Explore Skysql MCP Details

Choose Supabase MCP Server when:

You need dedicated capabilities in the Databases domain.
You prefer local stdio subprocess transport architecture.
Your security boundary fits: API Key required (Free / Open Source).
You have access to required keys: SUPABASE_PROJECT_REF, SUPABASE_DB_PASSWORD, SUPABASE_REGION, SUPABASE_ACCESS_TOKEN, SUPABASE_SERVICE_ROLE_KEY, QUERY_API_KEY.

Feature & Specification Comparison

Specification	Skysql MCP skysqlinc Databases	Supabase MCP Server alexanderzuev Databases
Summary	Serverless MariaDB Cloud DB MCP server. Tools to launch, delete, execute SQL and work with DB level AI agents for accurate text-2-sql and conversations.	Supabase MCP Server with support for SQL query execution and database exploration tools
Category & Scope	Databases

Tools & Capabilities Breakdown

Skysql MCP Tools (5)

Serverless MariaDB instance management

SQL execution on SkySQL (MySQL/MariaDB) instances

AI-powered database agent interaction

Credential and IP allowlist management

Database service listing and monitoring

Supabase MCP Server Tools (6)

Read-only and read-write SQL modes

Runtime SQL risk assessment

Ready-to-Paste Client Configurations

Paste either (or both) of these JSON server blocks into your client config file (e.g. claude_desktop_config.json or ~/.cursor/mcp.json).

Skysql MCP Configuration

mcpServers (Claude Desktop / Cursor)

{
  "mcpServers": {
    "skysqlinc-skysql-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "skysqlinc-skysql-mcp"
      ],
      "env": {
        "SKYSQL_API_KEY": "YOUR_SKYSQL_API_KEY_HERE"
      }
    }
  }
}

Supabase MCP Server Configuration

mcpServers (Claude Desktop / Cursor)

{
  "mcpServers": {
    "alexanderzuev-supabase-mcp-server": {
      "command": "uvx",
      "args": [
        "supabase-mcp-server"
      ],
      "env": {
        "SUPABASE_PROJECT_REF": "YOUR_SUPABASE_PROJECT_REF_HERE",
        "SUPABASE_DB_PASSWORD": "YOUR_SUPABASE_DB_PASSWORD_HERE",
        "SUPABASE_REGION": "YOUR_SUPABASE_REGION_HERE",
        "SUPABASE_ACCESS_TOKEN": "YOUR_SUPABASE_ACCESS_TOKEN_HERE",
        "SUPABASE_SERVICE_ROLE_KEY": "YOUR_SUPABASE_SERVICE_ROLE_KEY_HERE",
        "QUERY_API_KEY": "YOUR_QUERY_API_KEY_HERE"
      }
    }
  }
}

Frequently Asked Questions

Skysql MCP is categorized under Databases and uses a local stdio subprocess. In contrast, Supabase MCP Server belongs to Databases using local stdio subprocess. Select Skysql MCP when you need capabilities focused on databases and Supabase MCP Server when you require tools for databases.

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