Nowistay for ChatGPT
com.nowistay/mcp
Vacation rental PMS: bookings, prices, guest messages and cleaning missions for Airbnb hosts
client:ChatGPT
transport:streamable-http
Install Nowistay in ChatGPT
Settings → Connectors → Advanced → Developer mode
https://api.nowistay.com/mcp
Custom connectors are a paid-plan feature and take a remote URL only. ChatGPT cannot run a packaged server locally. ChatGPT docs