Design Check for ChatGPT

com.allthepossibles/designcheck

Scores whether a page reads as AI-generated and names the tells to fix.

client:ChatGPT transport:streamable-http tools:3

Install Design Check in ChatGPT

Settings → Connectors → Advanced → Developer mode

https://designcheck.allthepossibles.com/mcp

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