meetwhen for ChatGPT

dev.workers.perch-app.meetwhen/meetwhen

Free no-signup group scheduling (a modern When2meet): share one link, find a time for everyone.

client:ChatGPT transport:streamable-http

Install meetwhen in ChatGPT

Settings → Connectors → Advanced → Developer mode

https://meetwhen.perch-app.workers.dev/mcp

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