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Last active February 27, 2026 04:11
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npx @modelcontextprotocol/inspector

https://smithery.ai/

https://github.com/punkpeye/awesome-mcp-servers

https://mcpservers.org/

https://mcpserverhub.com/

https://mcp.so/

https://stacklok.com/platform/

https://stacklok.com/registry/

export NVM_DIR="$HOME/.nvm"
[ -s "$NVM_DIR/nvm.sh" ] && \. "$NVM_DIR/nvm.sh"  # This loads nvm
[ -s "$NVM_DIR/bash_completion" ] && \. "$NVM_DIR/bash_completion"  # This loads nvm bash_completion
(.venv) %n@%m %1~ %# export NVM_DIR="$HOME/.nvm"
(.venv) %n@%m %1~ %# [ -s "$NVM_DIR/nvm.sh" ] && \. "$NVM_DIR/nvm.sh"
(.venv) %n@%m %1~ %# nvm install 20
Downloading and installing node v20.20.0...
Downloading https://nodejs.org/dist/v20.20.0/node-v20.20.0-darwin-arm64.tar.xz...
############################################################################################################################################################################## 100.0%
Computing checksum with shasum -a 256
Checksums matched!
Now using node v20.20.0 (npm v10.8.2)
Creating default alias: default -> 20 (-> v20.20.0)
(.venv) %n@%m %1~ %# nvm use 20
Now using node v20.20.0 (npm v10.8.2)
(.venv) %n@%m %1~ %# node -v
v20.20.0
(.venv) %n@%m %1~ %# npx mcp inspector
Need to install the following packages:
mcp@1.4.2
Ok to proceed? (y) y

npm warn deprecated mdast@3.0.0: `mdast` was renamed to `remark`
npm warn deprecated mcp@1.4.2: Package no longer supported. Contact Support at https://www.npmjs.com/support for more info.
npm warn deprecated puppeteer@22.15.0: < 24.15.0 is no longer supported
npm warn deprecated tar@6.2.1: Old versions of tar are not supported, and contain widely publicized security vulnerabilities, which have been fixed in the current version. Please update. Support for old versions may be purchased (at exorbitant rates) by contacting i@izs.me
npm notice
npm notice New major version of npm available! 10.8.2 -> 11.11.0
npm notice Changelog: https://github.com/npm/cli/releases/tag/v11.11.0
npm notice To update run: npm install -g npm@11.11.0
npm notice
(.venv) %n@%m %1~ %# npm install -g npm@11.11.0
npm error code EACCES
npm error syscall open
npm error path /Users/welcome/.npm/_cacache/index-v5/af/03/5c781820370e585dc2323edbbc80669bf714da5b47d56510c7d0bd7521ee
npm error errno EACCES
npm error
npm error Your cache folder contains root-owned files, due to a bug in
npm error previous versions of npm which has since been addressed.
npm error
npm error To permanently fix this problem, please run:
npm error   sudo chown -R 501:20 "/Users/welcome/.npm"
npm error A complete log of this run can be found in: /Users/welcome/.npm/_logs/2026-02-27T03_51_34_091Z-debug-0.log
(.venv) %n@%m %1~ %# sudo chown -R $(id -u):$(id -g) ~/.npm
Password:
(.venv) %n@%m %1~ %# npm install -g npm@11.11.0

removed 58 packages, and changed 113 packages in 2s

15 packages are looking for funding
  run `npm fund` for details
(.venv) %n@%m %1~ %# npm -v
11.11.0
(.venv) %n@%m %1~ %# npx mcp inspector
(.venv) %n@%m %1~ %# npx @modelcontextprotocol/inspector
Starting MCP inspector...
βš™οΈ Proxy server listening on 127.0.0.1:6277
πŸ”‘ Session token: 87826acfeac889d363ce85eaa9d07dab93b92a6f9d8c2b518b82d0b8b16c2877
Use this token to authenticate requests or set DANGEROUSLY_OMIT_AUTH=true to disable auth

πŸ”— Open inspector with token pre-filled:
   http://localhost:6274/?MCP_PROXY_AUTH_TOKEN=87826acfeac889d363ce85eaa9d07dab93b92a6f9d8c2b518b82d0b8b16c2877

πŸ” MCP Inspector is up and running at http://127.0.0.1:6274 πŸš€
New StreamableHttp connection request
Query parameters: {"url":"http://127.0.0.1:8000/mcp","transportT

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