mcp-grade is a command-line tool that acts as a Lighthouse or ESLint for MCP servers. It grades any MCP server with an A–F score, probes it live for capabilities, and maintains a public leaderboard ranking the ecosystem. It is designed for developers building or evaluating Model Context Protocol implementations.
In the Developer Tools space, mcp-grade takes a focused approach. It focuses on evaluating and ranking the quality and security of MCP (Model Context Protocol) servers. It is built as an open-source project for developers. mcp-grade is open source under the MIT license. The product ships for the command line.
mcp-grade first shipped in 2026. Key capabilities include Server Grading, Live Probing, and Leaderboard Ranking. It exposes integrations via a public API.
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