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Compare MCP servers

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

DimensionFastMCPA TypeScript framework for building MCP serversNPM Sentinel MCP ServerAI-powered NPM package analysis MCP server
FMRS75 / 100 · B79 / 100 · B
Reliability11 / 2012 / 20
Security and permissions16 / 2016 / 20
Maintenance17 / 2018 / 20
Documentation17 / 2018 / 20
Setup experience14 / 2015 / 20
Best for
  • Developers who want to build MCP servers quickly without low-level details
  • Scenarios requiring built-in authentication, streaming output, custom routes, etc.
  • Developers using TypeScript who value type safety
  • Developers auditing NPM dependencies within AI workflows
  • Teams performing supply chain security assessments
  • Users of Claude Desktop, Cursor, or VS Code
Not for
  • Scenarios requiring support for the latest MCP specification (2026-07-28)
  • Advanced users needing full control over low-level implementation
  • When maximum flexibility is needed, prefer the official SDK
  • 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
  • File system access (in Node.js environments)
  • Network access for OAuth and remote requests
  • Environment variables for client secrets, etc.
  • 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
  • Legacy protocol may not be compatible with future specifications, possibly breaking with latest clients
  • Dependency on third-party libraries introduces supply chain risks
  • Custom authentication logic might introduce security vulnerabilities
  • 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