MailCuck for ChatGPT

com.mail-cuck/connector

Connect any IMAP/SMTP mailbox to Claude & ChatGPT: search, read, sort, draft. Sends only with OK.

client:ChatGPT transport:streamable-http

Install MailCuck in ChatGPT

Settings → Connectors → Advanced → Developer mode

https://connector.mail-cuck.com/mcp

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