MCP Inspector: official tool to visually test MCP servers via Web, CLI, and TUI
KhuyenTran16 · x · 2026-09-24
- MCP lets AI apps connect to external tools, resources, and prompts, but testing servers without visibility is hard
- MCP Inspector (modelcontextprotocol/inspector, 10.9k stars) is the official visual testing tool
- Ships three forms: a Vite+React+Mantine web SPA with a Node backend, a scriptable CLI for automation/CI/agent feedback loops, and an Ink-based TUI
- Lets you explore exposed tools, resources, and prompts and run individual calls to inspect behavior
Related event: MCP Inspector: An Interactive Tool for Debugging MCP Servers(2 posts)→
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