Presentation severity hint.
Required non-empty plain-text title that can stand alone.
OptionaldescriptionOptional plain-text detail or guidance.
Omitted and null are equivalent and mean no description was supplied.
Optional_Metadata scoped to this notice.
Omitted and null are equivalent and mean no metadata was supplied.
Fire-and-forget information for the user.
Notices are live events rather than session history. Agents must not rely on a notice being received, displayed, or seen by the user. Agents MUST only send notices when the Client advertised [
ClientSessionCapabilities::notices]. Otherwise, Agents may use an agent message when the information should still be surfaced to the user.See RFD: Session Notices