WASync — WhatsApp Platform API for ChatGPT

app.wasync/whatsapp

WhatsApp for your app or AI agent over OAuth2 — the same connections WASync runs inside your CRM.

client:ChatGPT transport:streamable-http

Install WASync — WhatsApp Platform API in ChatGPT

Settings → Connectors → Advanced → Developer mode

https://cloudapi.wasync.app/api/mcp

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