Whoisxml for ChatGPT
io.github.pipeworx-io/whoisxml
WhoisXML MCP — wraps WhoisXML API (whoisxmlapi.com)
client:ChatGPT
transport:streamable-http
Install Whoisxml in ChatGPT
Settings → Connectors → Advanced → Developer mode
https://gateway.pipeworx.io/whoisxml/mcp
Custom connectors are a paid-plan feature and take a remote URL only. ChatGPT cannot run a packaged server locally. ChatGPT docs