SMS and WhatsApp Messaging for ChatGPT

dev.hatchloop/sms-whatsapp-messaging

Send WhatsApp, SMS, email or voice to a business with the compliance gate enforced.

client:ChatGPT transport:streamable-http tools:10

Install SMS and WhatsApp Messaging in ChatGPT

Settings → Connectors → Advanced → Developer mode

https://hatchloop.dev/mcp/sms-whatsapp-messaging

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