SenderKit for ChatGPT

com.senderkit/senderkit

Build and send email, SMS, and push straight from your AI agent.

client:ChatGPT transport:streamable-http

Install SenderKit in ChatGPT

Settings → Connectors → Advanced → Developer mode

https://mcp.senderkit.com

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