NudgeBell for ChatGPT

app.nudgebell/reminders

Reminders your agent creates: email, WhatsApp, SMS or call, in steps you set. Stops on acknowledge.

client:ChatGPT transport:streamable-http

Install NudgeBell in ChatGPT

Settings → Connectors → Advanced → Developer mode

https://nudgebell.app/api/v1/mcp

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