PostgreSQL MCP Server

Name: PostgreSQL MCP Server
Author: Anthropic (reference implementation)

Official★MCPpedia Verified

@modelcontextprotocol/server-postgres · by Anthropic (reference implementation)

Query and manage PostgreSQL databases directly from AI assistants

85.9k 156.4k/wk 1 tool GitHub npm

No known CVEs

MIT license

Maintained

Last commit 31d ago

Works with most clients

Transport: stdio

1 tool · ~28 tok

Grade A · 0.0% of 200K ctx

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Data

Step 1

Install in your client

Config is the same across clients — only the file and path differ.

Supported in Claude Desktopstdio · Node 18+

Paste into ~/Library/Application Support/Claude/claude_desktop_config.json

{
  "mcpServers": {
    "postgres": {
      "args": [
        "-y",
        "@modelcontextprotocol/server-postgres",
        "postgresql://user:pass@localhost:5432/dbname"
      ],
      "command": "npx"
    }
  }
}

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[![MCPpedia Score](https://mcppedia.org/api/badge/postgres)](https://mcppedia.org/s/postgres)

Read me

What PostgreSQL MCP Server does

The PostgreSQL MCP Server connects your AI assistant directly to a PostgreSQL database. Run SQL queries, explore schemas, inspect data, and debug issues — all through natural conversation. You provide the connection string when configuring the server.

Test This Server

Run this in your terminal to verify the server starts. Then let us know if it worked — your result helps other developers.

npx -y '@modelcontextprotocol/server-postgres' 2>&1 | head -1 && echo "✓ Server started successfully"

After testing, let us know if it worked:

Scored, not listed

Why this score

Five weighted categories — click any category to see the underlying evidence.

Score breakdown

93/100across 5 weighted dimensions

How we score →

0255075100

−7

Security

Maintenance

Efficiency

Documentation

Compatibility

Categoriesclick a row to see evidence

Security

OSV.dev

No known CVEs.

Checked @modelcontextprotocol/server-postgres against OSV.dev.

Inventory

Tools (1)

Click any tool to inspect its schema.

~28 tokens total

API

API information

API: PostgreSQL
Pricing: free
Auth required: No

Community

Reviews

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How easy was setup?Did it work reliably?How was the documentation?

Frequently Asked Questions

Is PostgreSQL MCP Server safe to use?: PostgreSQL MCP Server has no known CVEs as of the latest MCPpedia security scan. It does not require authentication, so any local process can connect — keep this in mind in shared environments. Licensed under MIT.
How do I install PostgreSQL MCP Server?: PostgreSQL MCP Server supports copy-paste install configs on its MCPpedia page for Claude Desktop, Cursor, and Claude Code. Scroll to the Quick Install section and select your client.
What can PostgreSQL MCP Server do?: PostgreSQL MCP Server provides 1 tool: query. See the full tools list on the server page for descriptions and parameters.
What AI clients work with PostgreSQL MCP Server?: PostgreSQL MCP Server is compatible with claude-desktop, cursor, claude-code. It uses stdio transport.
Is PostgreSQL MCP Server actively maintained?: PostgreSQL MCP Server is recently maintained — last commit was 31 days ago. It has 85,853 GitHub stars.

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Community

Discussion

Start a conversation

Ask a question, share a tip, or report an issue.

Has anyone used this with Cursor?How do you handle auth?Any alternatives?

{ "mcpServers": { "postgres": { "args": [ "-y", "@modelcontextprotocol/server-postgres", "postgresql://user:pass@localhost:5432/dbname" ], "command": "npx" } } }

Frequently Asked Questions

Is PostgreSQL MCP Server safe to use?

PostgreSQL MCP Server has no known CVEs as of the latest MCPpedia security scan. It does not require authentication, so any local process can connect — keep this in mind in shared environments. Licensed under MIT.

How do I install PostgreSQL MCP Server?

PostgreSQL MCP Server supports copy-paste install configs on its MCPpedia page for Claude Desktop, Cursor, and Claude Code. Scroll to the Quick Install section and select your client.

What can PostgreSQL MCP Server do?

PostgreSQL MCP Server provides 1 tool: query. See the full tools list on the server page for descriptions and parameters.

What AI clients work with PostgreSQL MCP Server?

PostgreSQL MCP Server is compatible with claude-desktop, cursor, claude-code. It uses stdio transport.

Is PostgreSQL MCP Server actively maintained?

PostgreSQL MCP Server is recently maintained — last commit was 31 days ago. It has 85,853 GitHub stars.