MailBots for ChatGPT
top.mailbots/mailbots
Read verification codes (OTP) and test email sent to your catch-all test hostnames.
client:ChatGPT
transport:streamable-http
tools:4
Install MailBots in ChatGPT
Settings → Connectors → Advanced → Developer mode
https://api.mailbots.top/v1/mcp
Custom connectors are a paid-plan feature and take a remote URL only. ChatGPT cannot run a packaged server locally. ChatGPT docs