DropAgent for ChatGPT

com.getdropagent/dropagent

Ringless voicemail and SMS follow-up for AI agents, with consent checks and confirmed bulk sends.

client:ChatGPT transport:streamable-http

Install DropAgent in ChatGPT

Settings → Connectors → Advanced → Developer mode

https://getdropagent.com/api/mcp

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