io.github.CallMarcus/securityscorecard-mcp

SSC MCP Server

Is the io.github.CallMarcus/securityscorecard-mcp MCP server down? No. It answered initialize and tools/list in the probe of 2026-10-30.

Community-built, comprehensive MCP server for the SecurityScorecard API (unofficial).

alive probed 2026-11-14 · unchanged since 2026-10-30

9tools

3.1ktokens in Claude Opus 5.5

1.5 %of Claude's 200k window

1.2×the median server

291 msto initialize

20 msto list tools

Run it: npx -y @callmarcus/securityscorecard-mcp@2.0.0 (stdio, probed in a container with the network off)
Host: npmjs.com
Reports itself as: SSC MCP Server 2.0.0
Capabilities: tools
Instructions: none
Of a 1M window: 0.3 % of a 1M context window
Count: 3.1k tokens in Claude Opus 5.5, exact, measured 2026-10-16. With the Claude Code prefix mcp__…__ on each tool name: 3.2k. The o200k_base estimate is 1.7k. Counted again when the tool definitions change. Method.
Repository: https://github.com/CallMarcus/security-scorecard-mcp
Registry: active, updated 2026-10-04 · registry entry

Most expensive tools

The Claude column scales the o200k estimate of each tool by this server's ratio of exact to estimate, 1.86×.

Tool	≈ Claude tokens	o200k estimate	Share of this server
create_improvement_plan	386	207	12 %
api_discovery	384	206	12 %
query_security_data	380	204	12 %
analyze_security_risks	375	201	12 %
analyze_issue_types	360	193	12 %

Other registry entries on npmjs.com, the ones next to this name; all of them.

Servers that mention comprehensive or unofficial.

The result of the latest probe, the tool count and the token cost. The feed has an entry for every probe that changed them.

Stops answering, comes back, tool set or cost changes. One confirmation mail first, a stop link in every mail.