Disban for ChatGPT

io.disban/disban

Check if a signup email is disposable, free, an alias, testing, parked or unknown, with evidence.

client:ChatGPT transport:streamable-http tools:3

Install Disban in ChatGPT

Settings → Connectors → Advanced → Developer mode

https://disban.io/mcp

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