Model Context Protocol (MCP)

MCP Inspector

Developer tool for testing and debugging MCP servers. React-based web UI plus Node.js proxy, launched with `npx @modelcontextprotocol/inspector` and accessible at http://localhost:6274. Provides interactive testing of tools, resources, and prompts, plus a CLI mode for scripted testing.

GitHub

SDKs

📦
GitHubRepository
https://github.com/modelcontextprotocol/inspector

Other Resources

🔗
CLI
https://www.npmjs.com/package/@modelcontextprotocol/inspector

API entry from apis.yml

apis.yml Raw ↑ 
name: MCP Inspector
description: Developer tool for testing and debugging MCP servers. React-based web UI plus Node.js proxy,
  launched with `npx @modelcontextprotocol/inspector` and accessible at http://localhost:6274. Provides
  interactive testing of tools, resources, and prompts, plus a CLI mode for scripted testing.
humanURL: https://github.com/modelcontextprotocol/inspector
tags:
- Tooling
- Debugging
- Inspector
properties:
- type: GitHubRepository
  url: https://github.com/modelcontextprotocol/inspector
- type: CLI
  url: https://www.npmjs.com/package/@modelcontextprotocol/inspector