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

Dimension1Password MCP ServerGive your AI assistant a locked door to 1Password — not a pile of passwords in the chatNPM Sentinel MCP ServerAI-powered NPM package analysis MCP server
FMRS75 / 100 · B79 / 100 · B
Reliability12 / 2012 / 20
Security and permissions16 / 2016 / 20
Maintenance14 / 2018 / 20
Documentation18 / 2018 / 20
Setup experience15 / 2015 / 20
Best for
  • Individuals and teams managing automation credentials like CI tokens and bot accounts
  • Security-conscious users who want to keep plaintext out of model transcripts
  • Developers and SREs using MCP clients such as Claude Desktop, Cursor, VS Code Copilot, or OpenAI Codex
  • Developers auditing NPM dependencies within AI workflows
  • Teams performing supply chain security assessments
  • Users of Claude Desktop, Cursor, or VS Code
Not for
  • Storing banking, primary personal logins, or recovery codes
  • Workflows where nothing may be sent to an AI provider
  • Scenarios requiring end-to-end encryption of secrets in transit
  • Users without a Node.js 20+ runtime
  • 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
  • Requires a 1Password service account token (or a macOS Keychain token)
  • The service account must be granted access to target vaults
  • op_run can execute arbitrary local commands (with cwd, shell, timeout, stdin options)
  • item_delete permanently removes items with no undo
  • 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
  • Anything revealed to the model may be sent to your AI provider and retained under their policies
  • Secrets are plaintext inside the MCP workflow — not end-to-end encrypted; encrypted only at rest in 1Password
  • The service account token is a master key and must be rotated immediately if leaked
  • item_delete is irreversible
  • op_run allows local command execution — pair with vault allow-lists and least-privilege scoping
  • 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, Cursor, VS Code, Codex, GeminiClaude Desktop, VS Code, Cursor
Tools1519