/**
 * Re-exports multi-modal types from @lasercat/homogenaize
 */
import type { MultiModalContent } from '@lasercat/homogenaize';
export type { Message, MultiModalContent } from '@lasercat/homogenaize';
/**
 * TextContent and ImageContent are convenience types for discriminating MultiModalContent.
 */
export interface TextContent {
    type: 'text';
    text: string;
}
/**
 * ImageContent is a convenience type for image parts in multi-modal content.
 */
export interface ImageContent {
    type: 'image';
    url: string;
    mimeType?: string;
    text?: string;
}
/**
 * Creates a shallow copy of a MultiModalContent item.
 */
export declare function copyMultiModalContent(item: MultiModalContent): MultiModalContent;
/**
 * Copies content, ensuring a mutable array is returned for multi-modal content.
 */
export declare function copyContent(content: string | ReadonlyArray<MultiModalContent>): string | MultiModalContent[];
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