| FMRS | 58 / 100 · C | 80 / 100 · B | 79 / 100 · B |
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| Reliability | 8 / 20 | 14 / 20 | 12 / 20 |
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| Security and permissions | 8 / 20 | 16 / 20 | 16 / 20 |
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| Maintenance | 14 / 20 | 17 / 20 | 18 / 20 |
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| Documentation | 16 / 20 | 15 / 20 | 18 / 20 |
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| Setup experience | 12 / 20 | 18 / 20 | 15 / 20 |
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| Best for | - Developers whose codebases have grown beyond short-term memory, seeking AI that understands the system and explains changes.
- Architects, system engineers, and product builders needing an architecture intelligence layer.
- Projects using MCP clients like Claude Desktop or VS Code that benefit from persistent graph memory.
| - 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
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| Not for | - Users seeking a lightweight chat assistant rather than a complex knowledge graph system.
- Projects preferring simple tooling without persistent state or architecture governance.
- Environments without Node.js 20+ or a compatible shell.
| - 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
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| Required permissions | - Read project files to build the knowledge graph (scan, enrich).
- Read and write instance configuration and database (SQLite by default, optional PostgreSQL).
- Execute `dg` CLI commands to manage daemon lifecycle.
- VS Code extension permissions: file access, editor integration, daemon connection.
- Potential network access (via HTTP daemon) and LLM API or local model server connections.
| - 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
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| Risks and side effects | - Cognitive outputs are advisory until backed by governed evidence or explicit review; expired or rejected ideas remain inspectable but not authoritative.
- Ensure instance configuration is secured, especially when using HTTP transport; do not expose the daemon on untrusted networks.
- Plugins (when enabled) must be trusted; untrusted plugins may pose risks, but mechanisms for gating and trust banners exist.
- Backup data before major upgrades, as migration scripts may be needed for older versions (e.g., pre-v8.2.6).
| - 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
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| Supported clients | Claude Desktop, VS Code | Claude Code, VS Code, Cursor, Cline, Amp | Claude Desktop, VS Code, Cursor |
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| Tools | 0 | 2 | 19 |
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