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Context7 brings up-to-date, version-specific documentation and code examples directly into your AI coding assistant. That means no more outdated code or hallucinated APIs.

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❌ Without Context7

LLMs rely on outdated or generic information about the libraries you use:
  • ❌ Code examples based on old training data
  • ❌ Hallucinated APIs that don’t even exist
  • ❌ Generic answers for old package versions

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✅ With Context7

Context7 MCP pulls up-to-date, version-specific documentation and code examples straight from the source — and places them directly into your prompt. Add use context7 to your prompt in Cursor: 
Create a Next.js middleware that checks for a valid JWT in cookies and redirects unauthenticated users to `/login`. use context7

Configure a Cloudflare Worker script to cache JSON API responses for five minutes. use context7
Context7 grounds your LLM with up-to-date documentation, ensuring that it always writes high quality code.
  • 1️⃣ Write your prompt naturally
  • 2️⃣ Add use context7 to your prompt
  • 3️⃣ Get working code with current APIs
No tab-switching, no hallucinated APIs that don’t exist, no outdated code generation.