Mailtea for ChatGPT

app.mailtea/mailtea

Send email and newsletters with Mailtea over MCP, plus skills for email and website design.

client:ChatGPT transport:streamable-http

Install Mailtea in ChatGPT

Settings → Connectors → Advanced → Developer mode

https://api.mailtea.app/mcp

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