Sendinel for ChatGPT

ai.sendinel/mcp-server

AI-controlled email ops for campaigns, contacts, segments, analytics, and sending.

client:ChatGPT transport:streamable-http runtime:npm

Install Sendinel in ChatGPT

Settings → Connectors → Advanced → Developer mode

https://sendinel.ai/mcp

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