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

DimensionUI-TARS Desktop MCP ServerAn MCP server for running arbitrary commandsNPM Sentinel MCP ServerAI-powered NPM package analysis MCP server
FMRS36 / 100 · D79 / 100 · B
Reliability7 / 2012 / 20
Security and permissions2 / 2016 / 20
Maintenance12 / 2018 / 20
Documentation6 / 2018 / 20
Setup experience9 / 2015 / 20
Best for
  • Developers who need to invoke commands through MCP
  • Local automation scenarios where command permissions and working directories can be managed
  • Developers auditing NPM dependencies within AI workflows
  • Teams performing supply chain security assessments
  • Users of Claude Desktop, Cursor, or VS Code
Not for
  • Environments where arbitrary command execution is prohibited
  • Use cases requiring a documented tool set, authentication, or fine-grained permissions
  • 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
  • Permission to run arbitrary commands
  • Optional access to the configured current working directory
  • A local configured port for SSE and Streamable HTTP modes
  • 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
  • Arbitrary command execution can modify files, systems, or data
  • An incorrect cwd can cause commands to run in an unintended directory
  • Exposing an SSE or Streamable HTTP endpoint can broaden command invocation access
  • 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, VS Code, Cursor
Tools019