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Server Lazy Auth

Verified · npm:@modelcontextprotocol

MCP server by modelcontextprotocol · updated · ★ 3k · 59 downloads a week

Score 92

MCP App example demonstrating lazy (on-demand) OAuth: public tools work unauthenticated, protected tools return 401 + WWW-Authenticate so the host runs the OAuth flow only when needed Server Lazy Auth is published by npm:@modelcontextprotocol from its verified domain in the official MCP Registry.

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Install Server Lazy Auth

Built from the published package, never by AI
claude mcp add server-lazy-auth -- npx -y @modelcontextprotocol/server-lazy-auth

Run in your terminal. Add --scope user to use it in every project.

Step-by-step: install Server Lazy Auth in Claude Code

MCP servers run with your permissions and can read what you give them access to. Some need an API key: check the README and add it under env in the server-lazy-auth block.

Maintenance

Last commit 28 days ago

Licence

MIT: permissive, fine for commercial use

Quality

Clear description, published package or server URL, 2,983 stars, original repository

Security

Sends keys or private files to a web address

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Security check

F
  • Sends keys or private files to a web addressIn package.json: curl > /dev/null && curl -LsSf https://astral.sh/uv/install.sh | sh && export PATH=\"$HOME
  • Downloads a script from the internet and runs itIn package.json: curl > /dev/null && curl -LsSf https://astral.sh/uv/install.sh | sh

Checked automatically: README.md, package.json. This looks for known risky patterns and is not a full audit. How grades work

Alternatives to Server Lazy Auth

All alternatives →

Server Lazy Auth: common questions

How do I install Server Lazy Auth?

In Claude Code run claude mcp add server-lazy-auth -- npx -y @modelcontextprotocol/server-lazy-auth. For Claude Desktop, Cursor and VS Code, paste the config shown above and restart. See the install guides.

Is Server Lazy Auth the official server?

Server Lazy Auth is published by npm:@modelcontextprotocol from its verified domain in the official MCP Registry.

Is Server Lazy Auth free?

The code is published under the MIT licence. The service it connects to may have its own pricing.

Is Server Lazy Auth safe to use?

It scores 92 of 100. Grades: maintenance A, licence A, quality A. Security check: grade F (sends keys or private files to a web address). Review the code before you install. How grades work.

What are alternatives to Server Lazy Auth?

Similar MCP servers: OpenWork MCP Gateway, Modelcontextprotocol Core, Agents MCP, MCP Remote.

Does Server Lazy Auth work with ChatGPT?

Not directly. It runs locally, and ChatGPT only connects to remote servers with a URL. Use it in Claude Code, Claude Desktop, Cursor, VS Code or Codex.

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