If you run an agent that answers inbound, it needs exactly one boolean per item: have we replied to this yet. Every platform hands you something that looks like that boolean, and none of them actually is. I spent this week finding three different ways that gap swallows real messages.
Source: [Dev.to](https://dev.to/jacksonxly/your-agents-inbox-check-is-measuring-read-state-not-answered-state-fkk)