Interface: UIMessage

UIMessage - Domain-specific message format optimized for building chat UIs Contains parts that can be text, tool calls, or tool results

Properties

optional createdAt: Date;

optional createdAt: Date;

id: string;

id: string;

parts: MessagePart[];

parts: MessagePart[];

role: "user" | "assistant" | "system";

role: "user" | "assistant" | "system";