Maileroo for ChatGPT

com.maileroo/mcp

Send email, search delivery logs, and manage domains and your Maileroo account.

client:ChatGPT transport:streamable-http

Install Maileroo in ChatGPT

Settings → Connectors → Advanced → Developer mode

https://api.maileroo.com/mcp

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