In-depth architectural comparison of the Supabase MCP Server and Sql Query MCP 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
Supabase MCP Server
Databases · Local stdio
Quality: 51/100 (Good) | Auth: API Key required
Sql Query MCP
Databases · Local stdio
Quality: 52/100 (Good) | Auth: other
Verdict Summary: Choose Supabase MCP Server if you need specialized Databases tools running via a local process. Choose Sql Query MCP 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 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.
Supabase MCP Server with support for SQL query execution and database exploration tools
A general-purpose MCP server that lets AI work with multiple databases within clear boundaries. Supports PostgreSQL and MySQL today with schema discovery, sampling, read-only queries, and query-plan inspection.
Category & Scope
Tools & Capabilities Breakdown
Supabase MCP Server Tools (6)
Read-only and read-write SQL modes
Runtime SQL risk assessment
Three-tier SQL safety controls
Schema exploration and versioning
Supabase Management API access
Auth Admin SDK user management
Sql Query MCP Tools (6)
PostgreSQL, MySQL, and Hive support
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).
Supabase MCP Server is categorized under Databases and uses a local stdio subprocess. In contrast, Sql Query MCP belongs to Databases using local stdio subprocess. Select Supabase MCP Server when you need capabilities focused on databases and Sql Query MCP when you require tools for databases.