Grommetbook — sign shop software for ChatGPT

com.smallwright/grommetbook

Sign shop software your AI runs: Price Book, Quotes customers approve online, Job board. $49 flat.

client:ChatGPT transport:streamable-http

Install Grommetbook — sign shop software in ChatGPT

Settings → Connectors → Advanced → Developer mode

https://grommetbook.smallwright.com/mcp

Custom connectors are a paid-plan feature and take a remote URL only. ChatGPT cannot run a packaged server locally. ChatGPT docs