Interface: TanStackMessageMetadata

Shape of metadata.tanstack on a message. createdAt is an ISO-8601 string.

Properties

optional createdAt?: string;

optional model?: string;

optional signature?: string;

Thinking signature for a role: 'reasoning' fan-out message.

optional structuredOutput?: object;

optional errorMessage?: string;

optional raw?: string;

optional status?: "error" | "complete" | "streaming";

optional toolCallMetadata?: Record<string, unknown>;

Per-tool-call provider metadata keyed by tool call id (e.g. Gemini thoughtSignature).

optional uiResources?: UIResourcePart[];