| FMRS | 50 / 100 · D | 80 / 100 · B | 79 / 100 · B |
| Reliability | 9 / 20 | 14 / 20 | 12 / 20 |
|---|
| Security and permissions | 12 / 20 | 16 / 20 | 16 / 20 |
|---|
| Maintenance | 8 / 20 | 17 / 20 | 18 / 20 |
|---|
| Documentation | 10 / 20 | 15 / 20 | 18 / 20 |
|---|
| Setup experience | 11 / 20 | 18 / 20 | 15 / 20 |
| Best for | - Security operations, vulnerability-management, and DevSecOps teams.
- Claude users who need aggregated security data from multiple public sources.
- Teams that want to start with key-free tools and add API credentials progressively.
| - Developers using fast-moving frameworks/libraries worried about the AI suggesting stale code
- Scenarios wanting zero-config documentation lookup
| - Developers auditing NPM dependencies within AI workflows
- Teams performing supply chain security assessments
- Users of Claude Desktop, Cursor, or VS Code
|
| Not for | - Active scanning or probing of infrastructure.
- Workflows requiring writes to external systems or automated remediation.
- Use cases requiring a local CVSS v4.0 calculator.
| - Looking up internal/private codebase documentation (Context7 targets publicly published open-source libraries)
- Cases needing very high coverage of obscure, niche libraries (coverage depends on what Context7's platform has indexed)
| - 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 outbound HTTPS access to the relevant external APIs.
- API keys are supplied through environment variables; some network, threat, and URL tools require specific credentials.
- Stores responses in a local SQLite cache and writes an audit log.
- urlscan_check can submit URLs for scanning; most other functions are read-oriented.
| - Usable without an API key (subject to a free-tier rate limit); CONTEXT7_API_KEY is an optional credential for higher quota
- Read-only documentation lookup — no code execution or local filesystem access involved
| - 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 | - CVE IDs, IPs, hashes, domains, and package names are sent to the relevant external APIs.
- Provider rate limits, credential requirements, and data freshness can affect results.
- The risk score is a composite indicator and does not replace human judgment; KEV entries are forced to at least CRITICAL/76.
- The server does not actively scan, but URLScan submissions send URLs to that service.
| - The free tier has limited quota — high-frequency use may hit rate limits
- Documentation content comes from Context7's platform index, so its accuracy and freshness depend on that platform's crawl cadence
| - 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 clients | Claude Desktop, Claude Code | Claude Code, VS Code, Cursor, Cline, Amp | Claude Desktop, VS Code, Cursor, Smithery.ai |
| Tools | 28 | 2 | 19 |