general MCP Server
Context7 MCP Server -- Up-to-date code documentation for LLMs and AI code editors
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1. Install the package
npx -y @upstash/context7-mcp@latest
2. Add to claude_desktop_config.json
{
"mcpServers": {
"context7": {
"args": [
"-y",
"@upstash/context7-mcp@latest"
],
"command": "npx"
}
}
}Config file location: ~/Library/Application Support/Claude/claude_desktop_config.json (macOS) / %APPDATA%\Claude\claude_desktop_config.json (Windows)
AI engineers and developers building with Claude who need fast access to current, accurate code documentation. Backend engineers integrating Claude into applications benefit from up-to-date context about libraries and APIs. Code editor extension developers can leverage this to provide intelligent, documentation-aware suggestions to end users.
Automatically provide Claude with the latest library versions, API changes, and documentation updates. This ensures code generation and suggestions reflect current best practices rather than training data cutoffs.
Integrate real-time documentation into Claude-powered code editors and IDE extensions. Users get context-aware completions and explanations based on the actual current state of dependencies.
Use Context7 as a documentation source in retrieval-augmented generation pipelines. Ground code generation in verified, up-to-date API documentation rather than hallucinated or outdated references.
Feed current documentation context into Claude when analyzing pull requests or debugging issues. Claude can reference the actual current API behavior and deprecation notices while reviewing code.
Context7 provides up-to-date code documentation for popular libraries, frameworks, and APIs. The specific sources and coverage are maintained by Upstash to ensure developers get current, accurate technical references.
Context7 is an MCP server, so it integrates with Claude through the Model Context Protocol. You configure it as a resource in your MCP client or development environment to make documentation available to Claude in your conversations and applications.
Yes, Context7 maintains up-to-date documentation, which means Claude gets access to current API references without manual updates. This eliminates the problem of Claude referencing outdated or deprecated APIs.
As an MCP server, Context7 works with Claude through the Model Context Protocol, enabling integration with Claude API applications and Claude.ai workflows. Your implementation approach depends on your architecture and which Claude integration point you're using.
Resolve a package or product name to a Context7-compatible library ID.
Retrieve current documentation and code examples for a Context7 library ID.
See how Context7 fits into curated workflow stacks, not just adjacent tools.