Keel vs Lighthouse MCP

A side-by-side look at the Keel and Lighthouse MCP MCP servers: transport, auth, tools, quality signals, and the config to install either one in Claude, Cursor, Windsurf or VS Code.

Keel logoKeelDeveloper Tools · Local subprocess (stdio)Network diagnostics — ping, traceroute, DNS, port scanning, and connectivity testing.47FairAuth: not declaredLighthouse MCP logoLighthouse MCPDeveloper Tools · Local subprocess (stdio)MCP server for Google Lighthouse performance metrics64GoodAuth: not declared

Verdict: choose Keel for developer tools work as a local process; choose Lighthouse MCP for developer tools as a local process. You can also run both side by side in one mcpServers block.

Which MCP server should you choose?

Keel logoChoose Keel when

  • You need dedicated capabilities in the Developer Tools domain.
  • You prefer a local stdio subprocess transport.
  • You want tools like health, ping, traceroute.
Explore Keel

Lighthouse MCP logoChoose Lighthouse MCP when

  • You need dedicated capabilities in the Developer Tools domain.
  • You prefer a local stdio subprocess transport.
  • You want tools like run_audit, get_performance_score.
Explore Lighthouse MCP

Feature & specification comparison

Rows where the two servers differ are marked.

SpecKeel logoKeelLighthouse MCP logoLighthouse MCP
CategoryDeveloper ToolsDeveloper Tools
Quality signal47/100 · Fair64/100 · Good
Install commandConfirmedConfirmed
TransportLocal subprocess (stdio)Local subprocess (stdio)
AuthNot declaredNot declared
PricingNot declaredNot declared
Required env varsNone listedNone listed
Verified ownerCommunity listingCommunity listing
GitHub stars0212
Directory activity 0 views 0 installs 0 upvotes 2 views 0 installs 0 upvotes
Tools142

Tools & capabilities

Keel tools 14

  • healthServer version and status check
  • pingTCP connect ping (port 80) with latency stats
  • tracerouteTrace network route to a host
  • dns_lookupResolve DNS records (A, AAAA, MX, CNAME, TXT, NS)
  • reverse_dnsReverse DNS lookup for an IP address
  • port_checkCheck if a single TCP port is open
  • port_scanScan common TCP ports (rate-limited, max 100)
  • check_ssl_certInspect SSL/TLS certificate details and expiry
  • whois_lookupWHOIS domain registration lookup
  • http_checkHTTP request with status, timing, headers, size
  • subnet_scanDiscover live hosts on a local subnet (RFC 1918 only)
  • get_public_ipGet the machine's public IP address
  • +2 more on the listing page

Lighthouse MCP tools 2

  • run_auditRun a Lighthouse audit on a URL
  • get_performance_scoreGet just the performance score for a URL

Ready-to-paste client configs

Paste either block (or both) into your client config, e.g. claude_desktop_config.json or ~/.cursor/mcp.json. We only show a config when the install command is confirmed.

Keel

mcpServers (Claude Desktop / Cursor)
{
  "mcpServers": {
    "keel-2": {
      "command": "uvx",
      "args": [
        "sounding-mcp"
      ]
    }
  }
}

Lighthouse MCP

mcpServers (Claude Desktop / Cursor)
{
  "mcpServers": {
    "lighthouse-mcp": {
      "command": "npx",
      "args": [
        "lighthouse-mcp"
      ]
    }
  }
}

Frequently asked questions

Keel is categorized under Developer Tools and uses a local stdio subprocess. Lighthouse MCP belongs to Developer Tools and uses a local stdio subprocess. Pick Keel for developer tools work and Lighthouse MCP for developer tools.

Copy the mcpServers block from the config section on this page into your client's config (for example claude_desktop_config.json or ~/.cursor/mcp.json), then fully restart the client.

Keel has no declared pricing — check the project's own site. Lighthouse MCP has no declared pricing — check the project's own site. If a server needs environment variables such as API keys, define them under the env key in your client's MCP config.

Yes. MCP clients support multiple servers: add keel-2 and lighthouse-mcp as separate keys in the same mcpServers object, and your assistant will call tools from either one.

On AllMCPs, Keel has a quality signal of 47/100 (Fair) with 0 views, 0 installs and 0 GitHub stars. Lighthouse MCP has 64/100 (Good) with 2 views, 0 installs and 212 GitHub stars.