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Compare MCP servers

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

DimensionCRASHAn MCP server for structured, iterative reasoning with step tracking, branching, and revisions.NPM Sentinel MCP ServerAI-powered NPM package analysis MCP server
FMRS60 / 100 · C79 / 100 · B
Reliability10 / 2012 / 20
Security and permissions8 / 2016 / 20
Maintenance14 / 2018 / 20
Documentation15 / 2018 / 20
Setup experience13 / 2015 / 20
Best for
  • Complex tasks that require structured reasoning
  • Scenarios needing step validation and revisions
  • Exploring multiple solution paths
  • Developers auditing NPM dependencies within AI workflows
  • Teams performing supply chain security assessments
  • Users of Claude Desktop, Cursor, or VS Code
Not for
  • Simple single-step tasks
  • Pure information retrieval
  • Deterministic procedures with no uncertainty
  • 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
  • Network access to fetch package via npx
  • File system access for config files (client-dependent)
  • 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
  • Package may be unvetted (community project)
  • Misconfiguration can cause startup failures
  • Environment variables not set correctly may lead to unexpected behavior
  • 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 Desktop, Claude Code, Cursor, VS Code, Windsurf, JetBrains IDEsClaude Desktop, VS Code, Cursor
Tools119