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

DimensionSearch1API MCP ServerWeb search, news, crawling, sitemaps, and trends in one MCP server.NPM Sentinel MCP ServerAI-powered NPM package analysis MCP server
FMRS67 / 100 · C79 / 100 · B
Reliability10 / 2012 / 20
Security and permissions12 / 2016 / 20
Maintenance16 / 2018 / 20
Documentation15 / 2018 / 20
Setup experience14 / 2015 / 20
Best for
  • Developers who need reliable, high-quality search capabilities
  • AI applications requiring multiple search functions with easy integration
  • Remote MCP scenarios where OAuth simplifies authentication
  • Developers auditing NPM dependencies within AI workflows
  • Teams performing supply chain security assessments
  • Users of Claude Desktop, Cursor, or VS Code
Not for
  • Users who need fully offline or external-API-free operation
  • Scenarios where searching private data or keeping data local is required
  • High-volume crawling due to extra credit costs per crawl
  • 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 Search1API API key (local) or OAuth authorization (remote)
  • Remote mode trusts mcp.search1api.com and localhost by default; self-hosted deployments can configure MCP_ALLOWED_HOSTS and MCP_ALLOWED_ORIGINS
  • Search and crawl actions may consume API credits
  • 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
  • API key leakage: passing key via URL query parameter can expose it in logs; prefer OAuth or Authorization header
  • Network dependency: remote mode requires access to mcp.search1api.com
  • Data privacy: search queries and crawled content are sent to third-party API
  • Rate limits and costs: high-frequency requests may incur charges or be throttled
  • 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.ai, Cursor, VS Code, Claude Code, WindsurfClaude Desktop, VS Code, Cursor
Tools519