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Compare MCP servers

Compare scores, permissions, risks, and fit in one decision-focused table.

DimensionAsk LLM Claude MCP ServerRead-only Claude second opinions for non-Claude MCP clients via Claude Code CLINPM Sentinel MCP ServerAI-powered NPM package analysis MCP server
FMRS62 / 100 · C79 / 100 · B
Reliability9 / 2012 / 20
Security and permissions13 / 2016 / 20
Maintenance13 / 2018 / 20
Documentation14 / 2018 / 20
Setup experience13 / 2015 / 20
Best for
  • Developers whose primary assistant is Codex, Cursor, or another non-Claude client and who want an independent Claude opinion
  • Read-only, auditable code-review flows (Read/Glob/Grep access only)
  • Users who want to keep context in one session and ask follow-up questions
  • Developers auditing NPM dependencies within AI workflows
  • Teams performing supply chain security assessments
  • Users of Claude Desktop, Cursor, or VS Code
Not for
  • Scenarios where Claude must edit or write to the codebase
  • Users who want one registration covering all providers (Codex, Grok, Gemini, and so on) — use the unified @ask-llm/mcp package from the same repository
  • Users unwilling to install and authenticate the Claude Code CLI
  • Teams needing official Anthropic support or enterprise guarantees
  • Projects outside the NPM ecosystem (e.g., pure Python/Go)
  • Environments without network access to deps.dev, OSV.dev, and the npm registry
  • Scenarios requiring maintenance by an official upstream vendor
Required permissions
  • Runs locally over stdio and invokes the installed, authenticated Claude Code CLI as a subprocess
  • Read-only workspace access limited to Read, Glob, and Grep
  • Reads the configured environment variables (model alias, fallback model, timeout, log level)
  • Sends prompts and relevant file contents to Claude
  • Network access to the NPM registry and external services (deps.dev, OSV.dev, OpenSSF, npms.io, GitHub)
  • Read access to workspace lockfiles (pnpm-lock.yaml, package-lock., yarn.lock) for cache invalidation
Risks and side effects
  • Prompts and file contents leave the machine and are processed by Claude, so sensitive code or secrets need care
  • Automatically invokes the Claude Code CLI, which may consume subscription or API quota
  • The default opus model falls back to sonnet when overloaded, so results may come from a different model than expected
  • Third-party, unofficial project with no affiliation with or endorsement by Anthropic
  • Version 0.0.1, so interfaces and behavior may change
  • get-usage-stats is in-memory only; stats are lost when the process restarts
  • Third-party READMEs and changelogs are untrusted external content; they are wrapped in tags with _meta flags but should still be handled cautiously
  • Depends on availability and accuracy of external services
  • Batch requests are capped at 25 packages to prevent registry enumeration; larger sets require batching
  • Third-party open source project, not officially maintained by NPM or Anthropic
Supported clientsClaude Code, Codex, Cursor, Claude DesktopClaude Desktop, VS Code, Cursor
Tools319