import type { Message } from "../types.js";
/** Keep provider replay metadata inside one runtime turn without exposing it on public messages. */
export declare function attachProviderMetadata(message: Message, providerMetadata: Record<string, unknown> | undefined): Message;
/** Read provider replay metadata previously attached to an internal assistant message. */
export declare function readAttachedProviderMetadata(message: Message): Record<string, unknown> | undefined;
//# sourceMappingURL=provider-metadata.d.ts.map