BCD

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Run whois from ChatGPT or Claude

Lookup tool for domain names and other internet resources. With BCD, ChatGPT, Claude and other AI apps can install and run whois on your own computer and read what it prints.

Works on

About whois

Version
5.6.6
License
GPL-2.0-or-later
Installs (last 365 days)
4,632 · #1,273 in Homebrew
Homepage
github.com/rfc1036/whois
Install
brew install whois

Try asking

“Install whois with Homebrew and show me its version”
“Read whois --help and give me three useful examples for my files”
“Update whois and tell me what changed”

Depends on

libidn2

Questions

Can ChatGPT run whois on my computer?
Yes. With BCD on your Mac or Linux computer and command permission turned on for it, ChatGPT runs whois there and reads the output. Claude and other apps with MCP connectors can too.

Do I need to install whois first?
No. If Homebrew is installed, the AI can run brew install whois for you.

Is it safe?
A new computer starts read-only: running commands is turned on per computer, and BCD reaches only the folders you allow.

Try it on your computer

BCD connects ChatGPT, Claude and other AI apps to your own Mac, Windows or Linux computer. One computer is free, with 20,000 tool calls a month and no card.

Program data from Homebrew, updated 2026-11-11. Installs are Homebrew's installs on request over the last 365 days.