CLI:
agentmail inboxes create --display-name "My Agent" --username myagent --domain agentmail.to
Username of address. Randomly generated if not specified.
Domain of address. Must be verified domain. Defaults to agentmail.to.
Display name: Display Name <username@domain.com>.
Client ID of inbox.
ID of pod.
The ID of the inbox.
Email address of the inbox.
Time at which inbox was last updated.
Time at which inbox was created.