mcp server for ChatGPT

io.github.mailercloud-com/mcp-server

AI tools for Mailercloud email marketing: campaigns, contacts, templates, sending & analytics.

client:ChatGPT transport:streamable-http

Install mcp server in ChatGPT

Settings → Connectors → Advanced → Developer mode

https://mcp.mailercloud.com/mcp

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