SteadySite for ChatGPT

dev.steadysite/steadysite

Check SSL certificate and domain expiry for any site, see plans, and get a monitoring sign-up link.

client:ChatGPT transport:streamable-http tools:3

Install SteadySite in ChatGPT

Settings → Connectors → Advanced → Developer mode

https://steadysite.dev/mcp

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