CodeKitHub for ChatGPT

com.codekithub/codekithub

Everyday calculators and converters for AI assistants: units, dates, percentages, text, JSON.

client:ChatGPT transport:streamable-http tools:13

Install CodeKitHub in ChatGPT

Settings → Connectors → Advanced → Developer mode

https://codekithub.com/api/mcp

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