When should I use PostgreSQL MCP server over Supabase?

Use PostgreSQL when you need query, inspect schemas, and explore postgresql databases with read-only safety. For Supabase, it is best suited for manage supabase projects — database, auth, storage, and edge functions.

How many tools do PostgreSQL and Supabase provide?

PostgreSQL provides 1 tools (query...), while Supabase provides 5 tools (list_projects, execute_sql, list_tables...).

Do both servers work with Claude Desktop and Cursor?

Yes, both PostgreSQL and Supabase MCP servers support standard stdio transport and can be configured in Claude Desktop, Cursor, Codex CLI, and Windsurf.

Head-to-Head Comparison

PostgreSQL vs Supabase MCP Server

Compare features, tool counts, installation requirements, and configuration formats to choose the right integration for your AI agent.

Server A

Server B

PostgreSQL

Popular

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Query, inspect schemas, and explore PostgreSQL databases with read-only safety.

$ npx -y @modelcontextprotocol/server-postgres postgresql://user:pass@/mydb

Tools: 1

Env Vars Required: 0

Supabase

Official

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Manage Supabase projects — database, auth, storage, and edge functions.

$ npx -y @supabase/mcp-server-supabase

Tools: 5

Env Vars Required: 1

Feature Matrix

Package / Binary	@modelcontextprotocol/server-postgres	@supabase/mcp-server-supabase
Category	databases	databases
Transports	stdio	stdio
Total Tools	1 tools	5 tools
Tools List	query	list_projectsexecute_sqllist_tablesapply_migrationlist_edge_functions
Environment Variables	None required	SUPABASE_ACCESS_TOKEN

PostgreSQL vs Supabase MCP Server

PostgreSQL

Supabase

Feature Matrix

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