What is the key difference between Urlhaus and Postgres MCP?

Urlhaus belongs to the Databases category with cloud HTTP/SSE execution, while Postgres MCP belongs to the Databases category with local stdio execution.

How do I install Urlhaus or Postgres MCP 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 Urlhaus and Postgres MCP free or paid?

Urlhaus operates under a Free / Open Source model (No auth required). Postgres MCP operates under a Free / Open Source model (other).

Which MCP server has more tools and community activity?

Urlhaus lists 4 tools with 0 views and 0 GitHub stars. Postgres MCP lists 15 tools with 3 views and 10 GitHub stars.

Can I use both Urlhaus and Postgres MCP 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

Urlhaus vs Postgres MCP

In-depth architectural comparison of the Urlhaus and Postgres 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

Urlhaus

Databases · Remote HTTP/SSE

Quality: 51/100 (Good) | Auth: No auth required

Postgres MCP

Databases · Local stdio

Quality: 59/100 (Good) | Auth: other

Verdict Summary: Choose Urlhaus if you need specialized Databases tools running via a hosted cloud SSE transport. Choose Postgres 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 Urlhaus when:

You need dedicated capabilities in the Databases domain.
You prefer remote streaming HTTP/SSE transport architecture.
Your security boundary fits: No auth required (Free / Open Source).
Primary tools included: lookup_url, lookup_host, get_recent.

Explore Urlhaus Details

Choose Postgres MCP when:

You need dedicated capabilities in the Databases domain.
You prefer local stdio subprocess transport architecture.
Your security boundary fits: other (Free / Open Source).
You have access to required keys: POSTGRES_USER, POSTGRES_PASSWORD, POSTGRES_DB.
Primary tools included: query, execute, explain_query.

Explore Postgres MCP Details

Feature & Specification Comparison

Specification	U Urlhaus Databases	Postgres MCP JaviMaligno Databases
Summary	URLhaus MCP — wraps abuse.ch URLhaus malware URL database (free, no auth)	PostgreSQL MCP server with 14 tools for querying, schema exploration, and table analysis. Features security-first design with SQL injection prevention and read-only by default.
Category & Scope	Databases	Databases

Tools & Capabilities Breakdown

Urlhaus Tools (4)

lookup_url

Look up a URL in the URLhaus malware database to check if it is known to host or distribute malware. Returns threat category, status, blacklist status, and tags.

lookup_host

Look up a hostname or IP address in the URLhaus database to find associated malware URLs. Returns all known malicious URLs hosted on that host.

get_recent

Get a list of recently submitted malware URLs from URLhaus. Useful for monitoring the latest threats.

lookup_payload

Look up a malware payload file by its MD5 or SHA256 hash in the URLhaus database. Returns file type, size, first/last seen dates, and associated delivery URLs.

Postgres MCP Tools (15)

query

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).

Urlhaus Configuration

mcpServers (Claude Desktop / Cursor)

{
  "mcpServers": {
    "urlhaus": {
      "url": "https://pipeworx.io"
    }
  }
}

Postgres MCP Configuration

mcpServers (Claude Desktop / Cursor)

{
  "mcpServers": {
    "javimaligno-postgres-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "npx"
      ],
      "env": {
        "POSTGRES_USER": "YOUR_POSTGRES_USER_HERE",
        "POSTGRES_PASSWORD": "YOUR_POSTGRES_PASSWORD_HERE",
        "POSTGRES_DB": "YOUR_POSTGRES_DB_HERE"
      }
    }
  }
}

Frequently Asked Questions

Urlhaus is categorized under Databases and uses a remote streaming HTTP/SSE transport. In contrast, Postgres MCP belongs to Databases using local stdio subprocess. Select Urlhaus when you need capabilities focused on databases and Postgres MCP when you require tools for databases.

More alternatives to Urlhaus More alternatives to Postgres MCP Databases category hub Canonical compare URL