Context 7
Context7 is an MCP server and CLI tool that fetches up-to-date, version-specific documentation and code examples from software libraries and integrates them directly into LLM prompts, eliminating hallucinated APIs and outdated information.
Score Breakdown
⚙ Agent Friendliness
🔒 Security
Uses HTTPS exclusively, API key-based authentication with OAuth support, secret handling via environment variables. Open source (MIT) allows security audit. No logged secrets. Recommended to use API key from dashboard for production.
⚡ Reliability
Best When
You're using an AI coding agent (Claude, Cursor, OpenCode) and need current library documentation integrated seamlessly into prompts without manual context gathering.
Avoid When
Working with private/proprietary libraries not available online, or when network access is restricted.
Use Cases
- • Providing current library documentation to AI coding agents
- • Generating code examples with latest API specifications
- • Avoiding hallucinated APIs and outdated code generation
- • Quick documentation retrieval without tab-switching
- • Version-specific code example retrieval
Not For
- • Offline documentation needs without internet access
- • Libraries with minimal or no online documentation
- • Real-time collaboration features
- • Permanent local codebase analysis
Interface
Authentication
Pricing
Free API key available at context7.com/dashboard
Agent Metadata
Alternatives
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Continuous monitoring
Scores are editorial opinions as of 2026-04-04.