mcp-cli

A CLI inspector for the Model Context Protocol

https://github.com/user-attachments/assets/4cd113e9-f097-4c9d-b391-045c5f213183

Features

• Run MCP servers from various sources
• List Tools, Resources, Prompts
• Call Tools, Read Resources, Read Prompts
• OAuth support for SSE and Streamable HTTP servers

Usage

Run without arguments

npx @wong2/mcp-cli

This will use the config file of Claude Desktop.

Run with a config file

npx @wong2/mcp-cli -c config.json

The config file has the same format as the Claude Desktop config file.

Run servers from NPM

npx @wong2/mcp-cli npx <package-name> <args>

Run locally developed server

npx @wong2/mcp-cli node path/to/server/index.js args...

Connect to a running server over Streamable HTTP

npx @wong2/mcp-cli --url http://localhost:8000/mcp

Connect to a running server over SSE

npx @wong2/mcp-cli --sse http://localhost:8000/sse

Purge stored data (OAuth tokens, etc.)

npx @wong2/mcp-cli purge

Related

• mcpservers.org - A curated list of MCP servers