kcaldata for ChatGPT

io.github.kcaldata/kcaldata

Natural-language calorie lookup. Send '2 large eggs', get USDA-sourced nutrition data.

client:ChatGPT transport:streamable-http tools:1

Install kcaldata in ChatGPT

Settings → Connectors → Advanced → Developer mode

https://api.kcaldata.com/mcp-server/mcp

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