MCP Servers
63,654 MCP servers for AI apps. Filter by category, badge and popularity.
Developer Tools
RelayShield gives AI agents and developers real-time identity and infrastructure threat detection via a single REST API. Monitor breach exposure, SIM/eSIM swap attacks, and domain lookalikes. Install as a native MCP server for Claude Desktop and Claude Code in one line: pip insta
Breach detection, URL and file scanning, SIM swap detection, and domain lookalike monitoring — delivered as MCP tools for Claude and AI agents. Install in one line: pip install relayshield-mcp. Get your API key at rapidapi.com/relayshield/relayshield-security-intelligence.
New to MCP?
From what the protocol is to installing your first server, these answers cover most first questions.
An open protocol that defines how AI applications connect to external tools and data in a uniform way. Clients talk to the model; MCP servers provide tools, resources and prompt templates. They exchange standard messages, so one server can be reused by many clients.
