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Compare MCP servers

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

Dimensionn8n MCP ServerHelp AI assistants understand and build n8n workflows.NPM Sentinel MCP ServerAI-powered NPM package analysis MCP server
FMRS58 / 100 · C79 / 100 · B
Reliability8 / 2012 / 20
Security and permissions12 / 2016 / 20
Maintenance13 / 2018 / 20
Documentation14 / 2018 / 20
Setup experience11 / 2015 / 20
Best for
  • Developers building n8n automation with Claude, Cursor, Windsurf, VS Code, Codex, or Antigravity.
  • n8n users who need node documentation, template discovery, and workflow validation.
  • Teams that want to self-host n8n-MCP or use it through the hosted dashboard.
  • Developers auditing NPM dependencies within AI workflows
  • Teams performing supply chain security assessments
  • Users of Claude Desktop, Cursor, or VS Code
Not for
  • Automation scenarios that do not use n8n.
  • Users who need n8n instance management without configuring the n8n API.
  • Production workflow changes made without testing.
  • 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
  • Permissions required for basic node, documentation, template, and validation features are not specified in the source.
  • n8n management features require N8N_API_URL and N8N_API_KEY.
  • Credential and data-table tools may access sensitive n8n data; the source recommends disabling them in governance-sensitive environments.
  • 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
  • AI-generated results may be unpredictable; the source explicitly warns against editing production workflows directly.
  • Copy workflows, test in development, back up important workflows, and validate changes before deployment.
  • Enabling workflow write, delete, credential, or data-table management increases potential impact.
  • 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, Windsurf, Cursor, VS Code, Codex, AntigravityClaude Desktop, VS Code, Cursor
Tools2419