haveibeenpwned mcp for Claude Code

io.github.mrfentmen/haveibeenpwned-mcp

The Have I Been Pwned breach catalogue: every known data breach, one breach in detail and the

client:Claude Code transport:stdio runtime:npm

Install haveibeenpwned mcp in Claude Code

run in your project directory

claude mcp add haveibeenpwned-mcp -- npx -y @mrfentmen/haveibeenpwned-mcp

Adds it for this project only. Append --scope user to make it available everywhere. Claude Code docs