# MCPComp > A production reliability and control layer for authentication on MCP servers. Point it at an MCP server URL and get a graded, spec-cited report. ## Docs - [What is MCPComp?](https://docs.mcpcomp.dev/index.md): A production reliability and control layer for authentication on MCP servers - [Quickstart](https://docs.mcpcomp.dev/quickstart.md): Scan an MCP server's authentication in under a minute - [Checks](https://docs.mcpcomp.dev/checks.md): What the scanner verifies, and what every finding cites - [Grading](https://docs.mcpcomp.dev/grading.md): Why the letter counts requirement violations only - [Diagnose](https://docs.mcpcomp.dev/diagnose.md): When a customer says your MCP doesn't connect, name the failing layer — and the exact known client bug - [Monitoring](https://docs.mcpcomp.dev/monitoring.md): Watch a server for authentication drift and get alerted before customers notice - [Microsoft Entra](https://docs.mcpcomp.dev/entra.md): Catch and rotate expiring credentials before they cause an outage